# # %CopyrightBegin% # # Copyright Ericsson AB 2005-2014. All Rights Reserved. # # The contents of this file are subject to the Erlang Public License, # Version 1.1, (the "License"); you may not use this file except in # compliance with the License. You should have received a copy of the # Erlang Public License along with this software. If not, it can be # retrieved online at http://www.erlang.org/. # # Software distributed under the License is distributed on an "AS IS" # basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See # the License for the specific language governing rights and limitations # under the License. # # %CopyrightEnd% # ############################################################################ # Help commands # define etp-help help etp-help end document etp-help %--------------------------------------------------------------------------- % etp-help % % Same as "help etp-help" % % Emulator Toolbox for Pathologists % - GDB command toolbox for analyzing core dumps from the % Erlang emulator (BEAM). % % Should work for 32-bit erts-5.2/R9B, ... % % The commands are prefixed with: % etp: Acronym for erts-term-print % etpf: Acronym for erts-term-print-flat % % User commands (these have help themselves): % % Most useful: % etp, etpf % % Useful for doing step-by-step traversal of lists and tuples after % calling the toplevel command etpf: % etpf-cons, etpf-boxed, % % Special commands for not really terms: % etp-mfa, etp-cp, % etp-msgq, etpf-msgq, % etp-stacktrace, etp-stackdump, etpf-stackdump, etp-dictdump % etp-process-info, etp-process-memory-info % etp-port-info, etp-port-state, etp-port-sched-flags % etp-heapdump, etp-offheapdump, etpf-offheapdump, % etp-search-heaps, etp-search-alloc, % etp-ets-tables, etp-ets-tabledump % % Complex commands that use the Erlang support module. % etp-overlapped-heaps, etp-chart, etp-chart-start, etp-chart-end % % System inspection % etp-system-info, etp-schedulers, etp-process, etp-ports, etp-lc-dump, % etp-migration-info, etp-processes-memory, % etp-compile-info, etp-config-h-info % % Platform specific (when gdb fails you) % etp-ppc-stacktrace % % Erlang support module handling commands: % etp-run % % Parameter handling commands: % etp-show, etp-set-max-depth, etp-set-max-string-length % % Other commands you may find in this toolbox are suffixed -1, -2, ... % and are internal; not for the console user. % % The Erlang support module requires `erl' and `erlc' in the path. % The compiled "erl_commands.beam" file is stored in the current % working directory, so it is thereby in the search path of `erl'. % % These are just helpful commands when analyzing core dumps, but % you will not get away without knowing the gory details of the % tag bits. Do not forget about the e.g p, p/x, x and x/4x commands. % % Execution speed of user defined gdb commands is not lightning fast. % It may well take half a minute to dump a complex term with the default % max depth values on our old Sparc Ultra-10's. % % To use the Erlang support module, the environment variable ROOTDIR % must be set to the toplevel installation directory of Erlang/OTP, % so the etp-commands file becomes: % $ROOTDIR/erts/etc/unix/etp-commands % Also, erl and erlc must be in the path. %--------------------------------------------------------------------------- end ############################################################################ # Toplevel commands # define etp # Args: Eterm # # Reentrant # etp-1 ((Eterm)($arg0)) 0 printf ".\n" end document etp %--------------------------------------------------------------------------- % etp Eterm % % Takes a toplevel Erlang term and prints the whole deep term % very much as in Erlang itself. Up to a max depth. See etp-show. %--------------------------------------------------------------------------- end define etp-1 # Args: Eterm, int depth # # Reentrant # if (($arg0) & 0x3) == 1 # Cons pointer if $etp_flat printf "", ($arg0) else etp-list-1 ($arg0) ($arg1) end else if (($arg0) & 0x3) == 2 if $etp_flat printf "", ($arg0) else etp-boxed-1 ($arg0) ($arg1) end else if (($arg0) & 0x3) == 3 etp-immediate-1 ($arg0) else # (($arg0) & 0x3) == 0 if (($arg0) == 0x0) printf "" else if (($arg0) == 0x4) printf "" else etp-cp-1 ($arg0) end end end end end end define etpf # Args: Eterm # # Non-reentrant set $etp_flat = 1 etp-1 ((Eterm)($arg0)) set $etp_flat = 0 printf ".\n" end document etpf %--------------------------------------------------------------------------- % etpf Eterm % % Takes a toplevel Erlang term and prints it is. If it is a deep term % print which command to use to traverse down one level. %--------------------------------------------------------------------------- end ############################################################################ # Commands for nested terms. Some are recursive. # define etp-list-1 # Args: Eterm cons_cell, int depth # # Reentrant # if (($arg0) & 0x3) != 0x1 printf "#NotCons<%#x>", ($arg0) else # Cons pointer if $etp_chart etp-chart-entry-1 ($arg0) ($arg1) 2 end etp-list-printable-1 ($arg0) ($arg1) if !$etp_list_printable # Print normal list printf "[" etp-list-2 ($arg0) (($arg1)+1) end end end define etp-list-printable-1 # Args: Eterm list, int depth # # Non-reentrant # # Returns: $etp_list_printable # if (($arg0) & 0x3) != 0x1 printf "#NotCons<%#x>", ($arg0) else # Loop to check if it is a printable string set $etp_list_p = ($arg0) set $etp_list_printable = ($etp_list_p != $etp_nil) set $etp_list_i = 0 while ($etp_list_p != $etp_nil) && \ ($etp_list_i < $etp_max_string_length) && \ $etp_list_printable if ($etp_list_p & 0x3) == 0x1 # Cons pointer set $etp_list_n = ((Eterm*)($etp_list_p & ~0x3))[0] if ($etp_list_n & 0xF) == 0xF etp-ct-printable-1 ($etp_list_n>>4) if $etp_ct_printable # Printable set $etp_list_p = ((Eterm*)($etp_list_p & ~0x3))[1] set $etp_list_i++ else set $etp_list_printable = 0 end else set $etp_list_printable = 0 end else set $etp_list_printable = 0 end end # if $etp_list_printable # Print printable string printf "\"" set $etp_list_p = ($arg0) set $etp_list_i = 0 while $etp_list_p != $etp_nil set $etp_list_n = ((Eterm*)($etp_list_p & ~0x3))[0] etp-char-1 ($etp_list_n>>4) '"' set $etp_list_p = ((Eterm*)($etp_list_p & ~0x3))[1] set $etp_list_i++ if $etp_list_p == $etp_nil printf "\"" else if $etp_list_i >= $etp_max_string_length set $etp_list_p = $etp_nil printf "\"++[...]" else if $etp_chart etp-chart-entry-1 ($arg0) (($arg1)+$etp_list_i) 2 end end end end end end end define etp-list-2 # Args: Eterm cons_cell, int depth # # Reentrant # if (($arg0) & 0x3) != 0x1 printf "#NotCons<%#x>", ($arg0) else # Cons pointer if ($arg1) >= $etp_max_depth printf "...]" else etp-1 (((Eterm*)(($arg0)&~0x3))[0]) (($arg1)+1) if ((Eterm*)(($arg0) & ~0x3))[1] == $etp_nil # Tail is [] printf "]" else if $etp_chart etp-chart-entry-1 ($arg0) ($arg1) 2 end if (((Eterm*)(($arg0)&~0x3))[1]&0x3) == 0x1 # Tail is cons cell printf "," etp-list-2 (((Eterm*)(($arg0)&~0x3))[1]) (($arg1)+1) else # Tail is other term printf "|" etp-1 (((Eterm*)(($arg0)&~0x3))[1]) (($arg1)+1) printf "]" end end end end end define etpf-cons # Args: Eterm # # Reentrant capable # if ((Eterm)($arg0) & 0x3) != 0x1 printf "#NotCons<%#x>", ($arg0) else # Cons pointer set $etp_flat = 1 printf "[" etp-1 (((Eterm*)((Eterm)($arg0)&~0x3))[0]) printf "|" etp-1 (((Eterm*)((Eterm)($arg0)&~0x3))[1]) printf "]\n" set $etp_flat = 0 end end document etpf-cons %--------------------------------------------------------------------------- % etpf-cons Eterm % % Takes a Cons ptr and prints the Car and Cdr cells with etpf (flat). %--------------------------------------------------------------------------- end define etp-boxed-1 # Args: Eterm, int depth # # Reentrant # if (($arg0) & 0x3) != 0x2 printf "#NotBoxed<%#x>", ($arg0) else if (((Eterm*)(($arg0) & ~0x3))[0] & 0x3) != 0x0 if $etp_chart etp-chart-entry-1 (($arg0)&~0x3) ($arg1) 1 end printf "#BoxedError<%#x>", ($arg0) else if $etp_chart etp-chart-entry-1 (($arg0)&~0x3) ($arg1) \ ((((Eterm*)(($arg0)&~0x3))[0]>>6)+1) end if (((Eterm*)(($arg0) & ~0x3))[0] & 0x3f) == 0x0 printf "{" etp-array-1 ((Eterm*)(($arg0)&~0x3)) ($arg1) ($arg1) \ 1 ((((Eterm*)(($arg0)&~0x3))[0]>>6)+1) '}' else etp-boxed-immediate-1 ($arg0) end end end end define etp-boxed-immediate-1 # Args: Eterm, int depth # # Non-reentrant # if (($arg0) & 0x3) != 0x2 printf "#NotBoxed<%#x>", ($arg0) else if (((Eterm*)(($arg0) & ~0x3))[0] & 0x3) != 0x0 printf "#BoxedError<%#x>", ($arg0) else set $etp_boxed_immediate_p = (Eterm*)(($arg0) & ~0x3) set $etp_boxed_immediate_h = ($etp_boxed_immediate_p[0] >> 2) & 0xF if $etp_boxed_immediate_h == 0xC etp-extpid-1 ($arg0) else if $etp_boxed_immediate_h == 0xD etp-extport-1 ($arg0) else if ($etp_boxed_immediate_h == 0x2) || \ ($etp_boxed_immediate_h == 0x3) etp-bignum-1 ($arg0) else if ($etp_boxed_immediate_h == 0x6) etp-float-1 ($arg0) else if ($etp_boxed_immediate_h == 0x4) etp-ref-1 ($arg0) else if ($etp_boxed_immediate_h == 0xE) etp-extref-1 ($arg0) else # Hexdump the rest if ($etp_boxed_immediate_h == 0x5) printf "#Fun<" else if ($etp_boxed_immediate_h == 0x8) printf "#RefcBinary<" else if ($etp_boxed_immediate_h == 0x9) printf "#HeapBinary<" else if ($etp_boxed_immediate_h == 0xA) printf "#SubBinary<" else printf "#Header%X<", $etp_boxed_immediate_h end end end end set $etp_boxed_immediate_arity = $etp_boxed_immediate_p[0]>>6 while $etp_boxed_immediate_arity > 0 set $etp_boxed_immediate_p++ if $etp_boxed_immediate_arity > 1 printf "%#x,", *$etp_boxed_immediate_p else printf "%#x", *$etp_boxed_immediate_p if ($etp_boxed_immediate_h == 0xA) set $etp_boxed_immediate_p++ printf ":%#x", *$etp_boxed_immediate_p end printf ">" end set $etp_boxed_immediate_arity-- end # End of hexdump end end end end end end end end end define etpf-boxed # Args: Eterm # # Non-reentrant # set $etp_flat = 1 etp-boxed-1 ((Eterm)($arg0)) 0 set $etp_flat = 0 printf ".\n" end document etpf-boxed %--------------------------------------------------------------------------- % etpf-boxed Eterm % % Take a Boxed ptr and print the contents in one level using etpf (flat). %--------------------------------------------------------------------------- end define etp-array-1 # Args: Eterm* p, int depth, int width, int pos, int size, int end_char # # Reentrant # if ($arg3) < ($arg4) if (($arg1) < $etp_max_depth) && (($arg2) < $etp_max_depth) etp-1 (($arg0)[($arg3)]) (($arg1)+1) if (($arg3) + 1) != ($arg4) printf "," end etp-array-1 ($arg0) ($arg1) (($arg2)+1) (($arg3)+1) ($arg4) ($arg5) else printf "...%c", ($arg5) end else printf "%c", ($arg5) end end #define etpa-1 ## Args: Eterm, int depth, int index, int arity ## ## Reentrant ## # if ($arg1) >= $etp_max_depth+$etp_max_string_length # printf "%% Max depth for term %d\n", $etp_chart_id # else # if ($arg2) < ($arg3) # etp-1 (((Eterm*)(($arg0)&~0x3))[$arg2]) (($arg1)+1) # etpa-1 ($arg0) (($arg1)+1) (($arg2)+1) ($arg3) # end # end #end ############################################################################ # Commands for non-nested terms. Recursion leaves. Some call other leaves. # define etp-immediate-1 # Args: Eterm # # Reentrant capable # if (($arg0) & 0x3) != 0x3 printf "#NotImmediate<%#x>", ($arg0) else if (($arg0) & 0xF) == 0x3 etp-pid-1 ($arg0) else if (($arg0) & 0xF) == 0x7 etp-port-1 ($arg0) else if (($arg0) & 0xF) == 0xf # Fixnum printf "%ld", (long)((Sint)($arg0)>>4) else # Immediate2 - 0xB if (($arg0) & 0x3f) == 0x0b etp-atom-1 ($arg0) else if (($arg0) & 0x3f) == 0x1b printf "#Catch<%d>", ($arg0)>>6 else if (($arg0) == $etp_nil) printf "[]" else printf "#UnknownImmediate<%#x>", ($arg0) end end end end end end end end define etp-atom-1 # Args: Eterm atom # # Non-reentrant # if ((Eterm)($arg0) & 0x3f) != 0xb printf "#NotAtom<%#x>", ($arg0) else set $etp_atom_1_ap = (Atom*)erts_atom_table.seg_table[(Eterm)($arg0)>>16][((Eterm)($arg0)>>6)&0x3FF] set $etp_atom_1_i = ($etp_atom_1_ap)->len set $etp_atom_1_p = ($etp_atom_1_ap)->name set $etp_atom_1_quote = 1 # Check if atom has to be quoted if ($etp_atom_1_i > 0) etp-ct-atom-1 (*$etp_atom_1_p) if $etp_ct_atom # Atom start character set $etp_atom_1_p++ set $etp_atom_1_i-- set $etp_atom_1_quote = 0 else set $etp_atom_1_i = 0 end end while $etp_atom_1_i > 0 etp-ct-name-1 (*$etp_atom_1_p) if $etp_ct_name # Name character set $etp_atom_1_p++ set $etp_atom_1_i-- else set $etp_atom_1_quote = 1 set $etp_atom_1_i = 0 end end # Print the atom if $etp_atom_1_quote printf "'" end set $etp_atom_1_i = ($etp_atom_1_ap)->len set $etp_atom_1_p = ($etp_atom_1_ap)->name while $etp_atom_1_i > 0 etp-char-1 (*$etp_atom_1_p) '\'' set $etp_atom_1_p++ set $etp_atom_1_i-- end if $etp_atom_1_quote printf "'" end end end define etp-char-1 # Args: int char, int quote_char # # Non-reentrant # if (($arg0) < 0) || (0377 < ($arg0)) printf "#NotChar<%#x>", ($arg0) else if ($arg0) == ($arg1) printf "\\%c", ($arg0) else etp-ct-printable-1 ($arg0) if $etp_ct_printable if $etp_ct_printable < 0 printf "%c", ($arg0) else printf "\\%c", $etp_ct_printable end else printf "\\%03o", ($arg0) end end end end define etp-ct-printable-1 # Args: int # # Determines if integer is a printable character # # Non-reentrant # Returns: $etp_ct_printable # escape alias char, or -1 if no escape alias if ($arg0) == 010 set $etp_ct_printable = 'b' else if ($arg0) == 011 set $etp_ct_printable = 't' else if ($arg0) == 012 set $etp_ct_printable = 'n' else if ($arg0) == 013 set $etp_ct_printable = 'v' else if ($arg0) == 014 set $etp_ct_printable = 'f' else if ($arg0) == 033 set $etp_ct_printable = 'e' else if ((040 <= ($arg0)) && (($arg0) <= 0176)) || \ ((0240 <= ($arg0)) && (($arg0) <= 0377)) # Other printable character set $etp_ct_printable = -1 else set $etp_ct_printable = 0 end end end end end end end end define etp-ct-atom-1 # Args: int # # Determines if integer is an atom first character # # Non-reentrant # Returns: $etp_ct_atom if ((0141 <= ($arg0)) && (($arg0) <= 0172)) || \ ((0337 <= ($arg0)) && (($arg0) != 0367) && (($arg0) <= 0377)) # Atom start character set $etp_ct_atom = 1 else set $etp_ct_atom = 0 end end define etp-ct-variable-1 # Args: int # # Determines if integer is a variable first character # # Non-reentrant # Returns: $etp_ct_variable if ((056 == ($arg0)) || \ (0101 <= ($arg0)) && (($arg0) <= 0132)) || \ (0137 == ($arg0)) || \ ((0300 <= ($arg0)) && (($arg0) != 0327) && (($arg0) <= 0336)) # Variable start character set $etp_ct_variable = 1 else set $etp_ct_variable = 0 end end define etp-ct-name-1 # Args: int # # Determines if integer is a name character, # i.e non-first atom or variable character. # # Non-reentrant # Returns: $etp_ct_variable if (($arg0) == 0100 || \ (060 <= ($arg0)) && (($arg0) <= 071)) set $etp_ct_name = 1 else etp-ct-atom-1 ($arg0) if $etp_ct_atom set $etp_ct_name = 1 else etp-ct-variable-1 ($arg0) set $etp_ct_name = $etp_ct_variable end end end define etp-pid-1 # Args: Eterm pid # # Non-reentrant # set $etp_pid_1 = (Eterm)($arg0) if ($etp_pid_1 & 0xF) == 0x3 if (etp_arch_bits == 64 && etp_halfword == 0) if (etp_big_endian) set $etp_pid_data = (unsigned) ((((Uint64) $etp_pid_1) >> 36) & 0x0fffffff) else set $etp_pid_data = (unsigned) ((((Uint64) $etp_pid_1) >> 4) & 0x0fffffff) end else set $etp_pid_data = (unsigned) (((((Uint32) $etp_pid_1) >> 4) & ~erts_proc.r.o.pix_mask) | ((((Uint32) $etp_pid_1) >> (erts_proc.r.o.pix_cl_shift + 4)) & erts_proc.r.o.pix_cl_mask) | (((((Uint32) $etp_pid_1) >> 4) & erts_proc.r.o.pix_cli_mask) << erts_proc.r.o.pix_cli_shift)) end # Internal pid printf "<0.%u.%u>", $etp_pid_data & 0x7fff, ($etp_pid_data >> 15) & 0x1fff else printf "#NotPid<%#x>", ($arg0) end end define etp-extpid-1 # Args: Eterm extpid # # Non-reentrant # if ((Eterm)($arg0) & 0x3) != 0x2 printf "#NotBoxed<%#x>", (Eterm)($arg0) else set $etp_extpid_1_p = (ExternalThing*)((Eterm)($arg0) & ~0x3) if ($etp_extpid_1_p->header & 0x3f) != 0x30 printf "#NotExternalPid<%#x>", $etp_extpid_1_p->header else ## External pid set $etp_extpid_1_number = $etp_extpid_1_p->data.ui[0]&0x7fff set $etp_extpid_1_serial = ($etp_extpid_1_p->data.ui[0]>>15)&0x1fff set $etp_extpid_1_np = $etp_extpid_1_p->node set $etp_extpid_1_creation = $etp_extpid_1_np->creation set $etp_extpid_1_dep = $etp_extpid_1_np->dist_entry set $etp_extpid_1_node = $etp_extpid_1_np->sysname if ($etp_extpid_1_node & 0x3f) != 0xb # Should be an atom printf "#ExternalPidError<%#x>", ($arg0) else if $etp_extpid_1_dep == erts_this_dist_entry printf "<0:" else printf "<%u:", $etp_extpid_1_node>>6 end etp-atom-1 ($etp_extpid_1_node) printf "/%u.%u.%u>", $etp_extpid_1_creation, \ $etp_extpid_1_number, $etp_extpid_1_serial end end end end define etp-port-1 # Args: Eterm port # # Non-reentrant # set $etp_port_1 = (Eterm)($arg0) if ($etp_port_1 & 0xF) == 0x7 if (etp_arch_bits == 64 && etp_halfword == 0) if (etp_big_endian) set $etp_port_data = (unsigned) ((((Uint64) $etp_port_1) >> 36) & 0x0fffffff) else set $etp_port_data = (unsigned) ((((Uint64) $etp_port_1) >> 4) & 0x0fffffff) end else set $etp_port_data = (unsigned) (((((Uint32) $etp_port_1) >> 4) & ~erts_port.r.o.pix_mask) | ((((Uint32) $etp_port_1) >> (erts_port.r.o.pix_cl_shift + 4)) & erts_port.r.o.pix_cl_mask) | (((((Uint32) $etp_port_1) >> 4) & erts_port.r.o.pix_cli_mask) << erts_port.r.o.pix_cli_shift)) end # Internal port printf "#Port<0.%u>", $etp_port_data else printf "#NotPort<%#x>", ($arg0) end end define etp-extport-1 # Args: Eterm extport # # Non-reentrant # if ((Eterm)($arg0) & 0x3) != 0x2 printf "#NotBoxed<%#x>", (Eterm)($arg0) else set $etp_extport_1_p = (ExternalThing*)((Eterm)($arg0) & ~0x3) if ($etp_extport_1_p->header & 0x3F) != 0x34 printf "#NotExternalPort<%#x>", $etp_extport_1->header else ## External port set $etp_extport_1_number = $etp_extport_1_p->data.ui[0]&0x3ffff set $etp_extport_1_np = $etp_extport_1_p->node set $etp_extport_1_creation = $etp_extport_1_np->creation set $etp_extport_1_dep = $etp_extport_1_np->dist_entry set $etp_extport_1_node = $etp_extport_1_np->sysname if ($etp_extport_1_node & 0x3f) != 0xb # Should be an atom printf "#ExternalPortError<%#x>", ($arg0) else if $etp_extport_1_dep == erts_this_dist_entry printf "#Port<0:" else printf "#Port<%u:", $etp_extport_1_node>>6 end etp-atom-1 ($etp_extport_1_node) printf "/%u.%u>", $etp_extport_1_creation, $etp_extport_1_number end end end end define etp-bignum-1 # Args: Eterm bignum # # Non-reentrant # if ((Eterm)($arg0) & 0x3) != 0x2 printf "#NotBoxed<%#x>", (Eterm)($arg0) else set $etp_bignum_1_p = (Eterm*)((Eterm)($arg0) & ~0x3) if ($etp_bignum_1_p[0] & 0x3b) != 0x08 printf "#NotBignum<%#x>", $etp_bignum_1_p[0] else set $etp_bignum_1_i = ($etp_bignum_1_p[0] >> 6) if $etp_bignum_1_i < 1 printf "#BignumError<%#x>", (Eterm)($arg0) else if $etp_bignum_1_p[0] & 0x04 printf "-" end set $etp_bignum_1_p = (ErtsDigit *)($etp_bignum_1_p + 1) printf "16#" if $etp_arch64 while $etp_bignum_1_i > 0 set $etp_bignum_1_i-- printf "%016lx", $etp_bignum_1_p[$etp_bignum_1_i] end else while $etp_bignum_1_i > 0 set $etp_bignum_1_i-- printf "%08x", $etp_bignum_1_p[$etp_bignum_1_i] end end end end end end define etp-float-1 # Args: Eterm float # # Non-reentrant # if ((Eterm)($arg0) & 0x3) != 0x2 printf "#NotBoxed<%#x>", (Eterm)($arg0) else set $etp_float_1_p = (Eterm*)((Eterm)($arg0) & ~0x3) if ($etp_float_1_p[0] & 0x3f) != 0x18 printf "#NotFloat<%#x>", $etp_float_1_p[0] else printf "%f", *(double*)($etp_float_1_p+1) end end end define etp-ref-1 # Args: Eterm ref # # Non-reentrant # if ((Eterm)($arg0) & 0x3) != 0x2 printf "#NotBoxed<%#x>", (Eterm)($arg0) else set $etp_ref_1_p = (RefThing *)((Eterm)($arg0) & ~0x3) if ($etp_ref_1_p->header & 0x3b) != 0x10 printf "#NotRef<%#x>", $etp_ref_1_p->header else set $etp_ref_1_nump = (Uint32 *) 0 set $etp_ref_1_error = 0 if ($etp_ref_1_p->header >> 6) == 0 set $etp_ref_1_error = 1 else if $etp_arch64 set $etp_ref_1_i = (int) $etp_ref_1_p->data.ui32[0] if (($etp_ref_1_i + 1) > (2 * ($etp_ref_1_p->header >> 6))) set $etp_ref_1_error = 1 else set $etp_ref_1_nump = &$etp_ref_1_p->data.ui32[1] end else set $etp_ref_1_i = (int) ($etp_ref_1_p->header >> 6) set $etp_ref_1_nump = &$etp_ref_1_p->data.ui32[0] end end if $etp_ref_1_error printf "#InternalRefError<%#x>", ($arg0) else printf "#Ref<0" set $etp_ref_1_i-- while $etp_ref_1_i >= 0 printf ".%u", (unsigned) $etp_ref_1_nump[$etp_ref_1_i] set $etp_ref_1_i-- end printf ">" end end end end define etp-extref-1 # Args: Eterm extref # # Non-reentrant # if ((Eterm)($arg0) & 0x3) != 0x2 printf "#NotBoxed<%#x>", (Eterm)($arg0) else set $etp_extref_1_p = (ExternalThing*)((Eterm)($arg0) & ~0x3) if ($etp_extref_1_p->header & 0x3F) != 0x38 printf "#NotExternalRef<%#x>", $etp_extref_1->header else ## External ref set $etp_extref_1_nump = (Uint32 *) 0 set $etp_extref_1_error = 0 set $etp_extref_1_i = (int) ($etp_extref_1_p->header >> 6) set $etp_extref_1_np = $etp_extref_1_p->node set $etp_extref_1_creation = $etp_extref_1_np->creation set $etp_extref_1_dep = $etp_extref_1_np->dist_entry set $etp_extref_1_node = $etp_extref_1_np->sysname if ($etp_extref_1_node & 0x3f) != 0xb || $etp_extref_1_i < 3 # Node should be an atom set $etp_extref_1_error = 1 else ## $etp_extref_1_i now equals data (Uint) words set $etp_extref_1_i -= 2 if $etp_arch64 if ((((int) $etp_extref_1_p->data.ui32[0]) + 1) \ > (2 * $etp_extref_1_i)) set $etp_extref_1_error = 1 else set $etp_extref_1_nump = &$etp_extref_1_p->data.ui32[1] set $etp_extref_1_i = (int) $etp_extref_1_p->data.ui32[0] end else set $etp_extref_1_nump = &$etp_extref_1_p->data.ui32[0] end ## $etp_extref_1_i now equals no of ref num (Uint32) words if !$etp_extref_1_error if $etp_extref_1_dep == erts_this_dist_entry printf "#Ref<0:" else printf "#Ref<%u:", $etp_extref_1_node>>6 end etp-atom-1 ($etp_extref_1_node) printf "/%u", $etp_extref_1_creation end end if $etp_extref_1_error printf "#ExternalRefError<%#x>", ($arg0) else set $etp_extref_1_i-- while $etp_extref_1_i >= 0 printf ".%u", (unsigned) $etp_extref_1_nump[$etp_extref_1_i] set $etp_extref_1_i-- end printf ">" end end end end define etp-mfa-1 # Args: Eterm*, int offset # # Reentrant # printf "<" etp-atom-1 (((Eterm*)($arg0))[0]) printf ":" etp-atom-1 (((Eterm*)($arg0))[1]) printf "/%d", ((Eterm*)($arg0))[2] if ($arg1) > 0 printf "+%#x>", ($arg1) else printf ">" end end define etp-mfa # Args: Eterm* # # Reentrant capable # etp-mfa-1 ($arg0) 0 printf ".\n" end document etp-mfa %--------------------------------------------------------------------------- % etp-mfa Eterm* % % Take an Eterm* to an MFA function name entry and print it. % These can be found e.g in the process structure; % process_tab[i]->current and process_tab[i]->initial. %--------------------------------------------------------------------------- end define etp-cp-1 # Args: Eterm cp # # Non-reentrant # set $etp_cp = (Eterm)($arg0) set $etp_ranges = &r[(int)the_active_code_index] set $etp_cp_low = $etp_ranges->modules set $etp_cp_high = $etp_cp_low + $etp_ranges->n set $etp_cp_mid = (Range*)$etp_ranges->mid set $etp_cp_p = 0 # while $etp_cp_low < $etp_cp_high if $etp_cp < $etp_cp_mid->start set $etp_cp_high = $etp_cp_mid else if $etp_cp > (BeamInstr*)$etp_cp_mid->end set $etp_cp_low = $etp_cp_mid + 1 else set $etp_cp_p = $etp_cp_low = $etp_cp_high = $etp_cp_mid end end set $etp_cp_mid = $etp_cp_low + ($etp_cp_high-$etp_cp_low)/2 end if $etp_cp_p # 13 = MI_FUNCTIONS set $etp_cp_low = (Eterm**)($etp_cp_p->start + 13) # 0 = MI_NUM_FUNCTIONS set $etp_cp_high = $etp_cp_low +$etp_cp_p->start[0] set $etp_cp_p = 0 while $etp_cp_low < $etp_cp_high set $etp_cp_mid = $etp_cp_low + ($etp_cp_high-$etp_cp_low)/2 if $etp_cp < $etp_cp_mid[0] set $etp_cp_high = $etp_cp_mid else if $etp_cp < $etp_cp_mid[1] set $etp_cp_p = $etp_cp_mid[0]+2 set $etp_cp_low = $etp_cp_high = $etp_cp_mid else set $etp_cp_low = $etp_cp_mid + 1 end end end end if $etp_cp_p printf "#Cp" etp-mfa-1 ($etp_cp_p) ($etp_cp-((Eterm)($etp_cp_p-2))) else if $etp_cp == beam_apply+1 printf "#Cp" else if *(Eterm*)($etp_cp) == beam_return_trace[0] if ($etp_cp) == beam_exception_trace printf "#Cp" else printf "#Cp" end else if *(Eterm*)($etp_cp) == beam_return_to_trace[0] printf "#Cp" else printf "#Cp<%#x>", $etp_cp end end end end end define etp-cp # Args: Eterm cp # # Reentrant capable # etp-cp-1 ($arg0) printf ".\n" end document etp-cp %--------------------------------------------------------------------------- % etp-cp Eterm % % Take a code continuation pointer and print % module, function, arity and offset. % % Code continuation pointers can be found in the process structure e.g % process_tab[i]->cp and process_tab[i]->i, the second is the % program counter, which is the same thing as a continuation pointer. %--------------------------------------------------------------------------- end ############################################################################ # Commands for special term bunches. # define etp-msgq # Args: ErlMessageQueue* # # Non-reentrant # set $etp_msgq = ($arg0) set $etp_msgq_p = $etp_msgq->first set $etp_msgq_i = $etp_msgq->len set $etp_msgq_prev = $etp_msgq->last printf "%% Message queue (%d):", $etp_msgq_i if ($etp_msgq_i > 0) && $etp_msgq_p printf "\n[" else printf "\n" end while ($etp_msgq_i > 0) && $etp_msgq_p set $etp_msgq_i-- set $etp_msgq_next = $etp_msgq_p->next # Msg etp-1 ($etp_msgq_p->m[0]) 0 if ($etp_msgq_i > 0) && $etp_msgq_next printf ", %% " else printf "]. %% " end # Seq_trace token etp-1 ($etp_msgq_p->m[1]) 0 if $etp_msgq_p == $etp_msgq->save printf ", <=\n" else printf "\n" end if ($etp_msgq_i > 0) && $etp_msgq_next printf " " end # set $etp_msgq_prev = $etp_msgq_p set $etp_msgq_p = $etp_msgq_next end if $etp_msgq_i != 0 printf "#MsgQShort<%d>\n", $etp_msgq_i end if $etp_msgq_p != 0 printf "#MsgQLong<%#lx%p>\n", (unsigned long)$etp_msgq_p end if $etp_msgq_prev != $etp_msgq->last printf "#MsgQEndError<%#lx%p>\n", (unsigned long)$etp_msgq_prev end end document etp-msgq %--------------------------------------------------------------------------- % etp-msgq ErlMessageQueue* % % Take an ErlMessageQueue* and print the contents of the message queue. % Sequential trace tokens are included in comments and % the current match position in the queue is marked '<='. % % A process's message queue is process_tab[i]->msg. %--------------------------------------------------------------------------- end define etpf-msgq # Args: Process* # # Non-reentrant # set $etp_flat = 1 etp-msgq ($arg0) set $etp_flat = 0 end document etpf-msgq %--------------------------------------------------------------------------- % etpf-msgq ErlMessageQueue* % % Same as 'etp-msgq' but print the messages using etpf (flat). %--------------------------------------------------------------------------- end define etp-stacktrace # Args: Process* # # Non-reentrant # set $etp_stacktrace_p = ($arg0)->stop set $etp_stacktrace_end = ($arg0)->hend printf "%% Stacktrace (%u): ", $etp_stacktrace_end-$etp_stacktrace_p etp ($arg0)->cp while $etp_stacktrace_p < $etp_stacktrace_end if ($etp_stacktrace_p[0] & 0x3) == 0x0 # Continuation pointer etp $etp_stacktrace_p[0] end set $etp_stacktrace_p++ end end document etp-stacktrace %--------------------------------------------------------------------------- % etp-stacktrace Process* % % Take an Process* and print a stactrace for the process. % The stacktrace consists just of the pushed code continuation % pointers on the stack, the most recently pushed first. %--------------------------------------------------------------------------- end define etp-stackdump # Args: Process* # # Non-reentrant # set $etp_stackdump_p = ($arg0)->stop set $etp_stackdump_end = ($arg0)->hend printf "%% Stackdump (%u): ", $etp_stackdump_end-$etp_stackdump_p etp ($arg0)->cp while $etp_stackdump_p < $etp_stackdump_end etp $etp_stackdump_p[0] set $etp_stackdump_p++ end end document etp-stackdump %--------------------------------------------------------------------------- % etp-stackdump Process* % % Take an Process* and print a stackdump for the process. % The stackdump consists of all pushed values on the stack. % All code continuation pointers are preceeded with a line % of dashes to make the stack frames more visible. %--------------------------------------------------------------------------- end define etpf-stackdump # Args: Process* # # Non-reentrant # set $etp_flat = 1 etp-stackdump ($arg0) set $etp_flat = 0 end document etpf-stackdump %--------------------------------------------------------------------------- % etpf-stackdump Process* % % Same as etp-stackdump but print the values using etpf (flat). %--------------------------------------------------------------------------- end define etp-heapdump # Args: Process* # # Non-reentrant etp-heapdump-1 ($arg0)->heap ($arg0)->htop end document etp-heapdump %--------------------------------------------------------------------------- % etp-heapdump Process* % % Take an Process* and print a heapdump for the process heap. %--------------------------------------------------------------------------- end define etp-heapdump-old # Args: Process* # # Non-reentrant etp-heapdump-1 ($arg0)->old_heap ($arg0)->old_htop end document etp-heapdump %--------------------------------------------------------------------------- % etp-heapdump-old Process* % % Take an Process* and print a heapdump for the process old heap (gen-heap). %--------------------------------------------------------------------------- end define etp-heapdump-1 # Args: Eterm* heap, Eterm* htop # # Non-reentrant set $etp_heapdump_heap = (Eterm*)($arg0) set $etp_heapdump_p = (Eterm*)($arg0) set $etp_heapdump_end = (Eterm*)($arg1) set $etp_heapdump_skips = 0 printf "%% heapdump (%u):\n", $etp_heapdump_end-$etp_heapdump_p while $etp_heapdump_p < $etp_heapdump_end set $etp_heapdump_ix = 0 printf " %p: ", $etp_heapdump_p while $etp_heapdump_p < $etp_heapdump_end && $etp_heapdump_ix < 8 if ($etp_heapdump_skips > 0) printf "| 0x%08x ", ($etp_heapdump_p) set $etp_heapdump_skips-- else etp-term-dump $etp_heapdump_p[0] end set $etp_heapdump_p++ set $etp_heapdump_ix++ end printf "\n" end end define etp-term-dump # Args: Eterm if (($arg0) & 0x3) == 0 etp-term-dump-header ($arg0) else if (($arg0) & 0x3) == 1 # Cons pointer set $etp_term_dump_cons_p = ((Eterm*)(($arg0) & ~0x3)) if $etp_term_dump_cons_p > $etp_heapdump_heap && $etp_term_dump_cons_p < $etp_heapdump_end printf "| C:0x%08x ", $etp_term_dump_cons_p #printf "| C: --> %5d ", $etp_heapdump_p - $etp_term_dump_cons_p - 1 else printf "| C:0x%08x ", $etp_term_dump_cons_p end else if (($arg0) & 0x3) == 2 # Box pointer printf "| B:0x%08x ", ($arg0) else if (($arg0) & 0x3) == 3 # immediate etp-term-dump-immediate ($arg0) else printf "| U:0x%08x ", ($arg0) end end end end end define etp-term-dump-immediate # Args: immediate term if (($arg0) & 0xF) == 0xf # Fixnum etp-ct-printable-1 ((long)((Sint)($arg0)>>4)) if $etp_ct_printable if $etp_ct_printable < 0 printf "| I: %c (%3ld) ", (long)((Sint)($arg0)>>4), (long)((Sint)($arg0)>>4) else printf "| I: \\%c (%3ld) ", (long)((Sint)($arg0)>>4), (long)((Sint)($arg0)>>4) end else printf "| I:%10ld ", (long)((Sint)($arg0)>>4) end else if (($arg0) & 0xF) == 0x3 etp-term-dump-pid ($arg0) else if (($arg0) & 0xF) == 0x7 printf "| port:0x%05x ", ($arg0) else # Immediate2 - 0xB if (($arg0) & 0x3f) == 0x0b etp-term-dump-atom ($arg0) else if (($arg0) & 0x3f) == 0x1b printf "| #Catch<%06d> ", ($arg0)>>6 else if (($arg0) == $etp_nil) printf "| [] (NIL) " else printf "| I:0x%08x ", ($arg0) end end end end end end end define etp-term-dump-atom # Args: atom term set $etp_atom_1_ap = (Atom*)erts_atom_table.seg_table[(Eterm)($arg0)>>16][((Eterm)($arg0)>>6)&0x3FF] set $etp_atom_1_i = ($etp_atom_1_ap)->len set $etp_atom_1_p = ($etp_atom_1_ap)->name set $etp_atom_1_quote = 1 set $etp_atom_indent = 13 if ($etp_atom_1_i < 11) if ($etp_atom_1_i > 0) etp-ct-atom-1 (*$etp_atom_1_p) if $etp_ct_atom set $etp_atom_indent = 13 else set $etp_atom_indent = 11 end end # perform indentation printf "|" while ($etp_atom_1_i < $etp_atom_indent) printf " " set $etp_atom_1_i++ end set $etp_atom_1_i = ($etp_atom_1_ap)->len # Check if atom has to be quoted if ($etp_atom_1_i > 0) etp-ct-atom-1 (*$etp_atom_1_p) if $etp_ct_atom # Atom start character set $etp_atom_1_p++ set $etp_atom_1_i-- set $etp_atom_1_quote = 0 else set $etp_atom_1_i = 0 end end while $etp_atom_1_i > 0 etp-ct-name-1 (*$etp_atom_1_p) if $etp_ct_name # Name character set $etp_atom_1_p++ set $etp_atom_1_i-- else set $etp_atom_1_quote = 1 set $etp_atom_1_i = 0 end end # Print the atom if $etp_atom_1_quote printf "'" end set $etp_atom_1_i = ($etp_atom_1_ap)->len set $etp_atom_1_p = ($etp_atom_1_ap)->name while $etp_atom_1_i > 0 etp-char-1 (*$etp_atom_1_p) '\'' set $etp_atom_1_p++ set $etp_atom_1_i-- end if $etp_atom_1_quote printf "'" end printf " " else printf "| A:0x%08x ", ($arg0) end end define etp-term-dump-pid # Args: Eterm pid # # Non-reentrant # set $etp_pid_1 = (Eterm)($arg0) if ($etp_pid_1 & 0xF) == 0x3 if (etp_arch_bits == 64 && etp_halfword == 0) if (etp_big_endian) set $etp_pid_data = (unsigned) ((((Uint64) $etp_pid_1) >> 36) & 0x0fffffff) else set $etp_pid_data = (unsigned) ((((Uint64) $etp_pid_1) >> 4) & 0x0fffffff) end else set $etp_pid_data = (unsigned) (((((Uint32) $etp_pid_1) >> 4) & ~erts_proc.r.o.pix_mask) | ((((Uint32) $etp_pid_1) >> (erts_proc.r.o.pix_cl_shift + 4)) & erts_proc.r.o.pix_cl_mask) | (((((Uint32) $etp_pid_1) >> 4) & erts_proc.r.o.pix_cli_mask) << erts_proc.r.o.pix_cli_shift)) end # Internal pid printf "| <0.%04u.%03u> ", $etp_pid_data & 0x7fff, ($etp_pid_data >> 15) & 0x1fff else printf "| #NotPid<%#x> ", ($arg0) end end define etp-term-dump-header # Args: Header term if (($arg0) & 0x3f) == 0 printf "| H:%4d-tuple ", ($arg0) >> 6 else set $etp_heapdump_skips = ($arg0) >> 6 if ((($arg0) & 0x3f) == 0x18) printf "| H: float %3d ", ($arg0) >> 6 else if ((($arg0) & 0x3f) == 0x28) # sub-binary printf "| H: sub-bin " else if ((($arg0) & 0x3f) == 0x8) # pos-bignum printf "| H:bignum %3u ", ($arg0) >> 6 else printf "| header %5d ", ($arg0) >> 6 end end end end end define etp-pid2pix-1 # Args: Eterm # if (etp_arch_bits == 64 && etp_halfword == 0) if (etp_big_endian) set $etp_pix = (int) (((Uint64) $arg0) & 0x0fffffff) else set $etp_pix = (int) ((((Uint64) $arg0) >> 32) & 0x0fffffff) end else set $etp_pix = (int) ((((Uint32) $arg0) >> 4) & erts_proc.r.o.pix_mask) end end define etp-pix2proc # Args: Eterm # set $proc = (Process *) *((UWord *) &erts_proc.r.o.tab[((int) $arg0)]) printf "(Process *) %p\n", $proc end define etp-pid2proc-1 # Args: Eterm # etp-pid2pix-1 $arg0 set $proc = (Process *) *((UWord *) &erts_proc.r.o.tab[$etp_pix]) end define etp-pid2proc # Args: Eterm # etp-pid2proc-1 $arg0 printf "(Process *) %p\n", $proc end define etp-proc-state-int # Args: int # if ($arg0 & 0xff000000) printf "GARBAGE | " end if ($arg0 & 0x800000) printf "delayed-sys | " end if ($arg0 & 0x400000) printf "proxy | " set $proxy_process = 1 else set $proxy_process = 0 end if ($arg0 & 0x200000) printf "running-sys | " end if ($arg0 & 0x100000) printf "active-sys | " end if ($arg0 & 0x80000) printf "trapping-exit | " end if ($arg0 & 0x40000) printf "bound | " end if ($arg0 & 0x20000) printf "garbage-collecting | " end if ($arg0 & 0x10000) printf "suspended | " end if ($arg0 & 0x8000) printf "running | " end if ($arg0 & 0x4000) printf "in-run-queue | " end if ($arg0 & 0x2000) printf "active | " end if ($arg0 & 0x1000) printf "pending-exit | " end if ($arg0 & 0x800) printf "exiting | " end if ($arg0 & 0x400) printf "free | " end if ($arg0 & 0x200) printf "in-prq-low | " end if ($arg0 & 0x100) printf "in-prq-normal | " end if ($arg0 & 0x80) printf "in-prq-high | " end if ($arg0 & 0x40) printf "in-prq-max | " end if ($arg0 & 0x30) == 0x0 printf "prq-prio-max | " else if ($arg0 & 0x30) == 0x10 printf "prq-prio-high | " else if ($arg0 & 0x30) == 0x20 printf "prq-prio-normal | " else printf "prq-prio-low | " end end end if ($arg0 & 0xc) == 0x0 printf "usr-prio-max | " else if ($arg0 & 0xc) == 0x4 printf "usr-prio-high | " else if ($arg0 & 0xc) == 0x8 printf "usr-prio-normal | " else printf "usr-prio-low | " end end end if ($arg0 & 0x3) == 0x0 printf "act-prio-max\n" else if ($arg0 & 0x3) == 0x1 printf "act-prio-high\n" else if ($arg0 & 0x3) == 0x2 printf "act-prio-normal\n" else printf "act-prio-low\n" end end end end document etp-proc-state-int %--------------------------------------------------------------------------- % etp-proc-state-int int % % Print state of process state value %--------------------------------------------------------------------------- end define etp-proc-state # Args: Process* # set $state_int = *(((Uint32 *) &(((Process *) $arg0)->state))) etp-proc-state-int $state_int end document etp-proc-state %--------------------------------------------------------------------------- % etp-proc-state Process* % % Print state of process %--------------------------------------------------------------------------- end define etp-process-info # Args: Process* # printf " Pid: " etp-1 ($arg0)->common.id printf "\n State: " etp-proc-state $arg0 if $proxy_process != 0 printf " Pointer: (Process *) %p\n", $arg0 printf " *** PROXY process struct *** refer to: \n" etp-pid2proc-1 $arg0->common.id etp-process-info $proc else if (*(((Uint32 *) &(((Process *) $arg0)->state))) & 0x4) == 0 if ($arg0->common.u.alive.reg) printf " Registered name: " etp-1 $arg0->common.u.alive.reg->name printf "\n" end end if ($arg0->current) printf " Current function: " etp-1 $arg0->current[0] printf ":" etp-1 $arg0->current[1] printf "/%d\n", $arg0->current[2] end if ($arg0->cp) printf " CP: " etp-cp-1 $arg0->cp printf "\n" end if ($arg0->i) printf " I: " etp-cp-1 $arg0->i printf "\n" end printf " Heap size: %ld\n", $arg0->heap_sz if ($arg0->old_heap) printf " Old-heap size: %ld\n", $arg0->old_hend - $arg0->old_heap end printf " Mbuf size: %ld\n", $arg0->mbuf_sz if (etp_smp_compiled) printf " Msgq len: %ld (inner=%ld, outer=%ld)\n", ($arg0->msg.len + $arg0->msg_inq.len), $arg0->msg.len, $arg0->msg_inq.len else printf " Msgq len: %d\n", $arg0->msg.len end printf " Parent: " etp-1 $arg0->parent printf "\n Pointer: (Process *) %p\n", $arg0 end end document etp-process-info %--------------------------------------------------------------------------- % etp-process-info Process* % % Print info about process %--------------------------------------------------------------------------- end define etp-processes if (!erts_initialized) printf "No processes, since system isn't initialized!\n" else set $proc_ix = 0 while $proc_ix < erts_proc.r.o.max set $proc = (Process *) *((UWord *) &erts_proc.r.o.tab[$proc_ix]) if ($proc != ((Process *) 0) && $proc != &erts_invalid_process) printf "---\n" printf " Pix: %d\n", $proc_ix etp-process-info $proc end set $proc_ix++ end printf "---\n", end end document etp-processes %--------------------------------------------------------------------------- % etp-processes % % Print misc info about all processes %--------------------------------------------------------------------------- end define etp-processes-memory if (!erts_initialized) printf "No processes, since system isn't initialized!\n" else set $proc_ix = 0 printf "--- (%ld processes in wheel)\n", erts_proc.r.o.max while $proc_ix < erts_proc.r.o.max set $proc = (Process *) *((UWord *) &erts_proc.r.o.tab[$proc_ix]) if ($proc != ((Process *) 0) && $proc != &erts_invalid_process) etp-process-memory-info $proc end set $proc_ix++ end printf "---\n", end end document etp-processes-memory %--------------------------------------------------------------------------- % etp-processes-memory % % Print memory info about all processes %--------------------------------------------------------------------------- end define etp-process-memory-info # Args: Process* # if ((*(((Uint32 *) &(((Process *) $arg0)->state)))) & 0x400000) set $proxy_process = 1 else set $proxy_process = 0 end printf " " etp-1 $arg0->common.id printf ": (Process *) %p ", $arg0 if $proxy_process != 0 printf "(Process *) %p ", $arg0 printf " *** PROXY process struct *** refer to next: \n" etp-pid2proc-1 $arg0->common.id printf " -" etp-process-memory-info $proc else printf " [Heap: %5ld", $arg0->heap_sz if ($arg0->old_heap) printf " | %5ld", $arg0->old_hend - $arg0->old_heap else printf " | none " end printf "] [Mbuf: %5ld", $arg0->mbuf_sz if (etp_smp_compiled) printf " | %3ld (%3ld | %3ld)", ($arg0->msg.len + $arg0->msg_inq.len), $arg0->msg.len, $arg0->msg_inq.len else printf " | %3ld", $arg0->msg.len end printf "] " if ($arg0->i) printf " I: " etp-cp-1 $arg0->i printf " " end if ($arg0->current) etp-1 $arg0->current[0] printf ":" etp-1 $arg0->current[1] printf "/%d ", $arg0->current[2] end if (*(((Uint32 *) &(((Process *) $arg0)->state))) & 0x4) == 0 if ($arg0->common.u.alive.reg) etp-1 $arg0->common.u.alive.reg->name printf " " end end if ($arg0->cp) printf " CP: " etp-cp-1 $arg0->cp printf " " end printf "\n" end end document etp-process-memory-info %--------------------------------------------------------------------------- % etp-process-memory-info Process* % % Print memory info about process %--------------------------------------------------------------------------- end define etp-port-id2pix-1 # Args: Eterm # if (etp_arch_bits == 64 && etp_halfword == 0) if (etp_big_endian) set $etp_pix = (int) (((Uint64) $arg0) & 0x0fffffff) elser set $etp_pix = (int) ((((Uint64) $arg0) >> 32) & 0x0fffffff) end else set $etp_pix = (int) ((((Uint32) $arg0) >> 4) & erts_port.r.o.pix_mask) end end define etp-pix2port # Args: Eterm # set $port = (Port *) *((UWord *) &erts_port.r.o.tab[((int) $arg0)]) printf "(Port *) %p\n", $port end define etp-id2port-1 # Args: Eterm # etp-port-id2pix-1 $arg0 set $port = (Port *) *((UWord *) &erts_port.r.o.tab[((int) $etp_pix)]) end define etp-id2port # Args: Eterm # etp-id2port-1 $arg0 printf "(Port *) %p\n", $port end define etp-port-sched-flags-int # Args: int # if ($arg0 & 0x1) printf " in-run-queue" end if ($arg0 & 0x2) printf " executing" end if ($arg0 & 0x4) printf " have-tasks" end if ($arg0 & 0x8) printf " exited" end if ($arg0 & 0x10) printf " busy-port" end if ($arg0 & 0x20) printf " busy-port-q" end if ($arg0 & 0x40) printf " chk-unset-busy-port-q" end if ($arg0 & 0x80) printf " have-busy-tasks" end if ($arg0 & 0x100) printf " have-nosuspend-tasks" end if ($arg0 & 0x200) printf " parallelism" end if ($arg0 & 0x400) printf " force-sched" end if ($arg0 & 0xfffff800) printf " GARBAGE" end printf "\n" end document etp-port-sched-flags-int %--------------------------------------------------------------------------- % etp-proc-sched-flags-int int % % Print port sched-flags %--------------------------------------------------------------------------- end define etp-port-sched-flags # Args: Port* # set $sched_flags_int = *(((Uint32 *) &(((Port *) $arg0)->sched.flags))) etp-port-sched-flags-int $sched_flags_int end document etp-port-sched-flags %--------------------------------------------------------------------------- % etp-proc-sched-flags-int Port * % % Print port sched-flags %--------------------------------------------------------------------------- end define etp-port-state-int # Args: int # if ($arg0 & 0x1) printf " connected" end if ($arg0 & 0x2) printf " exiting" end if ($arg0 & 0x4) printf " distribution" end if ($arg0 & 0x8) printf " binary-io" end if ($arg0 & 0x10) printf " soft-eof" end if ($arg0 & 0x20) printf " closing" end if ($arg0 & 0x40) printf " send-closed" end if ($arg0 & 0x80) printf " linebuf-io" end if ($arg0 & 0x100) printf " free" end if ($arg0 & 0x200) printf " initializing" end if ($arg0 & 0x400) printf " port-specific-lock" end if ($arg0 & 0x800) printf " invalid" end if ($arg0 & 0x1000) printf " halt" end if (etp_debug_compiled) if ($arg0 & 0x7fffe000) printf " GARBAGE" end else if ($arg0 & 0xffffe000) printf " GARBAGE" end end printf "\n" end document etp-port-state-int %--------------------------------------------------------------------------- % etp-proc-state-int int % % Print port state %--------------------------------------------------------------------------- end define etp-port-state # Args: Port* # set $state_int = *(((Uint32 *) &(((Port *) $arg0)->state))) etp-port-state-int $state_int end document etp-port-state %--------------------------------------------------------------------------- % etp-proc-state-int Port * % % Print port state %--------------------------------------------------------------------------- end define etp-port-info # Args: Port* # printf " Port: " etp-1 $arg0->common.id printf "\n Name: %s\n", $arg0->name printf " State:" etp-port-state $arg0 printf " Scheduler flags:" etp-port-sched-flags $arg0 if (*(((Uint32 *) &(((Port *) $arg0)->state))) & 0x5C00) == 0 if ($arg0->common.u.alive.reg) printf " Registered name: " etp-1 $arg0->common.u.alive.reg->name printf "\n" end end printf " Connected: " set $connected = *(((Eterm *) &(((Port *) $arg0)->connected))) etp-1 $connected printf "\n Pointer: (Port *) %p\n", $arg0 end document etp-port-info %--------------------------------------------------------------------------- % etp-port-info Port* % % Print info about port %--------------------------------------------------------------------------- end define etp-ports if (!erts_initialized) printf "No ports, since system isn't initialized!\n" else set $port_ix = 0 while $port_ix < erts_port.r.o.max set $port = (Port *) *((UWord *) &erts_port.r.o.tab[$port_ix]) if ($port != ((Port *) 0) && $port != &erts_invalid_port) if (*(((Uint32 *) &(((Port *) $port)->state))) & 0x100) == 0 # I.e, not free printf "---\n" printf " Pix: %d\n", $port_ix etp-port-info $port end end set $port_ix++ end printf "---\n", end end document etp-ports %--------------------------------------------------------------------------- % etp-ports % % Print misc info about all ports %--------------------------------------------------------------------------- end define etp-rq-flags-int # Args: int # if ($arg0 & 0x1f) printf " Queue Mask:" if ($arg0 & 0x1) printf " max" end if ($arg0 & 0x2) printf " high" end if ($arg0 & 0x4) printf " normal" end if ($arg0 & 0x8) printf " low" end if ($arg0 & 0x10) printf " ports" end printf "\n" end if ($arg0 & 0x3fe0) printf " Emigrate Mask:" if ($arg0 & 0x20) printf " max" end if ($arg0 & 0x40) printf " high" end if ($arg0 & 0x80) printf " normal" end if ($arg0 & 0x100) printf " low" end if ($arg0 & 0x200) printf " ports" end printf "\n" end if ($arg0 & 0x7fc00) printf " Immigrate Mask:" if ($arg0 & 0x400) printf " max" end if ($arg0 & 0x800) printf " high" end if ($arg0 & 0x1000) printf " normal" end if ($arg0 & 0x2000) printf " low" end if ($arg0 & 0x4000) printf " ports" end printf "\n" end if ($arg0 & 0xf8000) printf " Evaquate Mask:" if ($arg0 & 0x8000) printf " max" end if ($arg0 & 0x10000) printf " high" end if ($arg0 & 0x20000) printf " normal" end if ($arg0 & 0x40000) printf " low" end if ($arg0 & 0x80000) printf " ports" end printf "\n" end if ($arg0 & ~0xfffff) printf " Misc Flags:" if ($arg0 & 0x100000) printf " out-of-work" end if ($arg0 & 0x200000) printf " halftime-out-of-work" end if ($arg0 & 0x400000) printf " suspended" end if ($arg0 & 0x800000) printf " check-cpu-bind" end if ($arg0 & 0x1000000) printf " inactive" end if ($arg0 & 0x2000000) printf " non-empty" end if ($arg0 & 0x4000000) printf " protected" end if ($arg0 & ~0x7ffffff) printf " GARBAGE(0x%x)", ($arg0 & ~0x3ffffff) end printf "\n" end end document etp-rq-flags-int %--------------------------------------------------------------------------- % etp-rq-flags-int % % Print run queue flags %--------------------------------------------------------------------------- end define etp-ssi-flags # Args: int # if ($arg0 & 0x1) printf " sleeping" end if ($arg0 & 0x2) printf " poll" end if ($arg0 & 0x4) printf " tse" end if ($arg0 & 0x8) printf " waiting" end if ($arg0 & 0x10) printf " suspended" end printf "\n" end document etp-ssi-flags %--------------------------------------------------------------------------- % etp-ssi-flags % Arg int % % Print aux work flags %--------------------------------------------------------------------------- end define etp-aux-work-flags # Args: int # if ($arg0 & 0x1) printf " delayed-dealloc" end if ($arg0 & 0x2) printf " delayed-dealloc-thr-prgr" end if ($arg0 & 0x4) printf " fix-alloc-dealloc" end if ($arg0 & 0x8) printf " fix-alloc-lower-lim" end if ($arg0 & 0x10) printf " async-ready" end if ($arg0 & 0x20) printf " async-ready-clean" end if ($arg0 & 0x40) printf " misc-work-thr-prgr" end if ($arg0 & 0x80) printf " misc-work" end if ($arg0 & 0x100) printf " check-children" end if ($arg0 & 0x200) printf " set-tmo" end if ($arg0 & 0x400) printf " mseg-cached-check" end if ($arg0 & ~0x7ff) printf " GARBAGE" end printf "\n" end document etp-aux-work-flags %--------------------------------------------------------------------------- % etp-aux-work-flags % Arg int % % Print aux work flags %--------------------------------------------------------------------------- end define etp-schedulers if (!erts_initialized) printf "No schedulers, since system isn't initialized!\n" else set $sched_ix = 0 while $sched_ix < erts_no_schedulers printf "--- Scheduler %d ---\n", $sched_ix+1 printf " IX: %d\n", $sched_ix if (erts_aligned_scheduler_data[$sched_ix].esd.cpu_id < 0) printf " CPU Binding: unbound\n" else printf " CPU Binding: %d\n", erts_aligned_scheduler_data[$sched_ix].esd.cpu_id end printf " Aux work Flags:" set $aux_work_flags = *((Uint32 *) &erts_aligned_scheduler_data[$sched_ix].esd.ssi->aux_work) etp-aux-work-flags $aux_work_flags printf " Sleep Info Flags:" set $ssi_flags = *((Uint32 *) &erts_aligned_scheduler_data[$sched_ix].esd.ssi->flags) etp-ssi-flags $ssi_flags printf " Pointer: (ErtsSchedulerData *) %p\n", &erts_aligned_scheduler_data[$sched_ix].esd printf " - Run Queue -\n" if (etp_smp_compiled) set $runq = erts_aligned_scheduler_data[$sched_ix].esd.run_queue else set $runq = &erts_aligned_run_queues[0].runq end printf " Length: total=%d", *((Uint32 *) &($runq->len)) printf ", max=%d", *((Uint32 *) &($runq->procs.prio_info[0].len)) printf ", high=%d", *((Uint32 *) &($runq->procs.prio_info[1].len)) printf ", normal=%d", *((Uint32 *) &($runq->procs.prio_info[2].len)) printf ", low=%d", *((Uint32 *) &($runq->procs.prio_info[3].len)) printf ", port=%d\n", *((Uint32 *) &($runq->ports.info.len)) if ($runq->misc.start) printf " Misc Jobs: yes\n" else printf " Misc Jobs: no\n" end set $rq_flags = *((Uint32 *) &($runq->flags)) etp-rq-flags-int $rq_flags printf " Pointer: (ErtsRunQueue *) %p\n", $runq set $sched_ix++ end printf "-------------------\n", end end document etp-schedulers %--------------------------------------------------------------------------- % etp-schedulers % % Print misc info about all schedulers %--------------------------------------------------------------------------- end define etp-migration-info set $minfo = (ErtsMigrationPaths *) *((UWord *) &erts_migration_paths) set $rq_ix = 0 while $rq_ix < erts_no_run_queues if ($minfo->mpath[$rq_ix]) printf "---\n" printf "Run Queue Ix: %d\n", $rq_ix etp-rq-flags-int $minfo->mpath[$rq_ix].flags end set $rq_ix++ end end document etp-migration-info %--------------------------------------------------------------------------- % etp-migration-info % % Print migration information %--------------------------------------------------------------------------- end define etp-system-info printf "--------------- System Information ---------------\n" printf "OTP release: %s\n", etp_otp_release printf "ERTS version: %s\n", etp_erts_version printf "Compile date: %s\n", etp_compile_date printf "Arch: %s\n", etp_arch printf "Endianess: " if (etp_big_endian) printf "Big\n" else printf "Little\n" end printf "Word size: %d-bit\n", etp_arch_bits printf "Halfword: " if (etp_halfword) printf "yes\n" else printf "no\n" end printf "HiPE support: " if (etp_hipe) printf "yes\n" else printf "no\n" end if (etp_smp_compiled) printf "SMP support: yes\n" else printf "SMP support: no\n" end printf "Thread support: " if (etp_thread_compiled) printf "yes\n" else printf "no\n" end printf "Kernel poll: " if (etp_kernel_poll_support) if (!erts_initialized) printf "Supported\n" else if (erts_use_kernel_poll) printf "Supported and used\n" else printf "Supported but not used\n" end end else printf "No support\n" end printf "Debug compiled: " if (etp_debug_compiled) printf "yes\n" else printf "no\n" end printf "Lock checking: " if (etp_lock_check) printf "yes\n" else printf "no\n" end printf "Lock counting: " if (etp_lock_count) printf "yes\n" else printf "no\n" end if (!erts_initialized) printf "System not initialized\n" else printf "Node name: " etp-1 erts_this_node->sysname printf "\n" printf "Number of schedulers: %d\n", erts_no_schedulers printf "Number of async-threads: %d\n", erts_async_max_threads end printf "--------------------------------------------------\n" end document etp-system-info %--------------------------------------------------------------------------- % etp-system-info % % Print general information about the system %--------------------------------------------------------------------------- end define etp-compile-info printf "--------------- Compile Information ---------------\n" printf "CFLAGS: %s\n", erts_build_flags_CFLAGS printf "LDFLAGS: %s\n", erts_build_flags_LDFLAGS printf "Use etp-config-h-info to dump config.h\n" end document etp-compile-info %--------------------------------------------------------------------------- % etp-compile-info % % Print information about how the system was compiled %--------------------------------------------------------------------------- end define etp-config-h-info printf "%s", erts_build_flags_CONFIG_H end document etp-config-h-info %--------------------------------------------------------------------------- % etp-config-h-info % % Dump the contents of config.h when the system was compiled %--------------------------------------------------------------------------- end define etp-dictdump # Args: ProcDict* # # Non-reentrant # set $etp_dictdump = ($arg0) if $etp_dictdump set $etp_dictdump_n = \ $etp_dictdump->homeSize + $etp_dictdump->splitPosition set $etp_dictdump_i = 0 set $etp_dictdump_written = 0 if $etp_dictdump_n > $etp_dictdump->size set $etp_dictdump_n = $etp_dictdump->size end set $etp_dictdump_cnt = $etp_dictdump->numElements printf "%% Dictionary (%d):\n[", $etp_dictdump_cnt while $etp_dictdump_i < $etp_dictdump_n && \ $etp_dictdump_cnt > 0 set $etp_dictdump_p = $etp_dictdump->data[$etp_dictdump_i] if $etp_dictdump_p != $etp_nil if ((Eterm)$etp_dictdump_p & 0x3) == 0x2 # Boxed if $etp_dictdump_written printf ",\n " else set $etp_dictdump_written = 1 end etp-1 $etp_dictdump_p 0 set $etp_dictdump_cnt-- else while ((Eterm)$etp_dictdump_p & 0x3) == 0x1 && \ $etp_dictdump_cnt > 0 # Cons ptr if $etp_dictdump_written printf ",\n " else set $etp_dictdump_written = 1 end etp-1 (((Eterm*)((Eterm)$etp_dictdump_p&~0x3))[0]) 0 set $etp_dictdump_cnt-- set $etp_dictdump_p = ((Eterm*)((Eterm)$etp_dictdump_p & ~0x3))[1] end if $etp_dictdump_p != $etp_nil printf "#DictSlotError<%d>:", $etp_dictdump_i set $etp_dictdump_flat = $etp_flat set $etp_flat = 1 etp-1 ((Eterm)$etp_dictdump_p) 0 set $etp_flat = $etp_dictdump_flat end end end set $etp_dictdump_i++ end if $etp_dictdump_cnt != 0 printf "#DictCntError<%d>, ", $etp_dictdump_cnt end else printf "%% Dictionary (0):\n[" end printf "].\n" end document etp-dictdump %--------------------------------------------------------------------------- % etp-dictdump ErlProcDict* % % Take an ErlProcDict* and print all entries in the process dictionary. %--------------------------------------------------------------------------- end define etpf-dictdump # Args: ErlProcDict* # # Non-reentrant # set $etp_flat = 1 etp-dictdump ($arg0) set $etp_flat = 0 end document etpf-dictdump %--------------------------------------------------------------------------- % etpf-dictdump ErlProcDict* % % Same as etp-dictdump but print the values using etpf (flat). %--------------------------------------------------------------------------- end define etp-offheapdump # Args: ( ExternalThing* | ProcBin* | ErlFunThing* ) # # Non-reentrant # set $etp_offheapdump_p = ($arg0) set $etp_offheapdump_i = 0 set $etp_offheapdump_ printf "%% Offheap dump:\n[" while ($etp_offheapdump_p != 0) && ($etp_offheapdump_i < $etp_max_depth) if ((Eterm)$etp_offheapdump_p & 0x3) == 0x0 if $etp_offheapdump_i > 0 printf ",\n " end etp-1 ((Eterm)$etp_offheapdump_p|0x2) 0 set $etp_offheapdump_p = $etp_offheapdump_p->next set $etp_offheapdump_i++ else printf "#TaggedPtr<%#x>", $etp_offheapdump_p set $etp_offheapdump_p = 0 end end printf "].\n" end document etp-offheapdump %--------------------------------------------------------------------------- % etp-offheapdump ( ExternalThing* | ProcBin* | ErlFunThing* ) % % Take an pointer to a linked list and print the terms in the list % up to the max depth. %--------------------------------------------------------------------------- end define etpf-offheapdump # Args: ( ExternalThing* | ProcBin* | ErlFunThing* ) # # Non-reentrant # set $etp_flat = 1 etp-offheapdump ($arg0) set $etp_flat = 0 end document etpf-offheapdump %--------------------------------------------------------------------------- % etpf-offheapdump ( ExternalThing* | ProcBin* | ErlFunThing* ) % % Same as etp-offheapdump but print the values using etpf (flat). %--------------------------------------------------------------------------- end define etp-search-heaps # Args: Eterm # # Non-reentrant # printf "%% Search all (<%u) process heaps for ", erts_max_processes set $etp_flat = 1 etp-1 ($arg0) 0 set $etp_flat = 0 printf ":...\n" etp-search-heaps-1 ((Eterm*)((Eterm)($arg0)&~3)) end define etp-search-heaps-1 # Args: Eterm* # # Non-reentrant # set $etp_search_heaps_q = erts_max_processes / 10 set $etp_search_heaps_r = erts_max_processes % 10 set $etp_search_heaps_t = 10 set $etp_search_heaps_m = $etp_search_heaps_q if $etp_search_heaps_r > 0 set $etp_search_heaps_m++ set $etp_search_heaps_r-- end set $etp_search_heaps_i = 0 set $etp_search_heaps_found = 0 while $etp_search_heaps_i < erts_proc.r.o.max set $proc = (Process *) *((UWord *) &erts_proc.r.o.tab[$proc_ix]) if $proc if ($proc->heap <= ($arg0)) && \ (($arg0) < $proc->hend) printf "process_tab[%d]->heap+%d\n", $etp_search_heaps_i, \ ($arg0)-$proc->heap end if ($proc->old_heap <= ($arg0)) && \ (($arg0) <= $proc->old_hend) printf "process_tab[%d]->old_heap+%d\n", $etp_search_heaps_i, \ ($arg0)-$proc->old_heap end set $etp_search_heaps_cnt = 0 set $etp_search_heaps_p = $proc->mbuf while $etp_search_heaps_p && ($etp_search_heaps_cnt < $etp_max_depth) set $etp_search_heaps_cnt++ if (&($etp_search_heaps_p->mem) <= ($arg0)) && \ (($arg0) < &($etp_search_heaps_p->mem)+$etp_search_heaps_p->size) printf "process_tab[%d]->mbuf(%d)+%d\n", \ $etp_search_heaps_i, $etp_search_heaps_cnt, \ ($arg0)-&($etp_search_heaps_p->mem) end set $etp_search_heaps_p = $etp_search_heaps_p->next end if $etp_search_heaps_p printf "Process ix=%d %% Too many HeapFragments\n", \ $etp_search_heaps_i end end set $etp_search_heaps_i++ if $etp_search_heaps_i > $etp_search_heaps_m printf "%% %d%%...\n", $etp_search_heaps_t set $etp_search_heaps_t += 10 set $etp_search_heaps_m += $etp_search_heaps_q if $etp_search_heaps_r > 0 set $etp_search_heaps_m++ set $etp_search_heaps_r-- end end end printf "%% 100%%.\n" end document etp-search-heaps %--------------------------------------------------------------------------- % etp-search-heaps Eterm % % Search all process heaps in process_tab[], including the heap fragments % (process_tab[]->mbuf) for the specified Eterm. %--------------------------------------------------------------------------- end define etp-search-alloc # Args: Eterm # # Non-reentrant # printf "%% Search allocated memory blocks for " set $etp_flat = 1 etp-1 ($arg0) 0 set $etp_flat = 0 printf ":...\n" set $etp_search_alloc_n = sizeof(erts_allctrs) / sizeof(*erts_allctrs) set $etp_search_alloc_i = 0 while $etp_search_alloc_i < $etp_search_alloc_n if erts_allctrs[$etp_search_alloc_i].alloc set $etp_search_alloc_f = (erts_allctrs+$etp_search_alloc_i) while ($etp_search_alloc_f->alloc == debug_alloc) || \ ($etp_search_alloc_f->alloc == stat_alloc) || \ ($etp_search_alloc_f->alloc == map_stat_alloc) set $etp_search_alloc_f = \ (ErtsAllocatorFunctions_t*)$etp_search_alloc_f->extra end if ($etp_search_alloc_f->alloc != erts_sys_alloc) && \ ($etp_search_alloc_f->alloc != erts_fix_alloc) if ($etp_search_alloc_f->alloc == erts_alcu_alloc) || \ ($etp_search_alloc_f->alloc == erts_alcu_alloc_ts) # alcu alloc set $etp_search_alloc_e = (Allctr_t*)$etp_search_alloc_f->extra # mbc_list set $etp_search_alloc_p = $etp_search_alloc_e->mbc_list.first set $etp_search_alloc_cnt = 0 while $etp_search_alloc_p && \ ($etp_search_alloc_cnt < $etp_max_depth) set $etp_search_alloc_cnt++ if $etp_search_alloc_p <= ($arg0) && \ ($arg0) < (char*)$etp_search_alloc_p + \ ($etp_search_alloc_p->chdr & (Uint)~7) printf "erts_allctrs[%d] %% %salloc: mbc_list: %d\n", \ $etp_search_alloc_i, $etp_search_alloc_e->name_prefix, \ $etp_search_alloc_cnt end if $etp_search_alloc_p == $etp_search_alloc_e->mbc_list.last if $etp_search_alloc_p->next printf \ "erts_allctrs[%d] %% %salloc: mbc_list.last error %p\n",\ $etp_search_alloc_i, $etp_search_alloc_e->name_prefix,\ $etp_search_alloc_p end set $etp_search_alloc_p = 0 else set $etp_search_alloc_p = $etp_search_alloc_p->next end end if $etp_search_alloc_p printf "erts_allctrs[%d] %% %salloc: too large mbc_list %p\n", \ $ept_search_alloc_i, $etp_search_alloc_e->name_prefix, $ept_search_alloc_p end # sbc_list set $etp_search_alloc_p = $etp_search_alloc_e->sbc_list.first set $etp_search_alloc_cnt = 0 while $etp_search_alloc_p && \ ($etp_search_alloc_cnt < $etp_max_depth) set $etp_search_alloc_cnt++ if $etp_search_alloc_p <= ($arg0) && \ ($arg0) < (char*)$etp_search_alloc_p + \ ($etp_search_alloc_p->chdr & (Uint)~7) printf "erts_allctrs[%d] %% %salloc: sbc_list: %d\n", \ $etp_search_alloc_i, $etp_search_alloc_e->name_prefix, \ $etp_search_alloc_cnt end if $etp_search_alloc_p == $etp_search_alloc_e->sbc_list.last if $etp_search_alloc_p->next printf \ "erts_allctrs[%d] %% %salloc: sbc_list.last error %p",\ $etp_search_alloc_i, $etp_search_alloc_e->name_prefix,\ $etp_search_alloc_p end set $etp_search_alloc_p = 0 else set $etp_search_alloc_p = $etp_search_alloc_p->next end end if $etp_search_alloc_p printf "erts_allctrs[%d] %% %salloc: too large sbc_list %p\n", \ $ept_search_alloc_i, $etp_search_alloc_e->name_prefix, $ept_search_alloc_p end else printf "erts_allctrs[%d] %% %s: unknown allocator\n", \ $etp_search_alloc_i, erts_alc_a2ad[$etp_search_alloc_i] end end end set $etp_search_alloc_i++ end end document etp-search-alloc %--------------------------------------------------------------------------- % etp-search-heaps Eterm % % Search all internal allocator memory blocks for for the specified Eterm. %--------------------------------------------------------------------------- end define etp-overlapped-heaps # Args: # # Non-reentrant # printf "%% Dumping heap addresses to \"etp-commands.bin\"\n" set $etp_overlapped_heaps_q = erts_max_processes / 10 set $etp_overlapped_heaps_r = erts_max_processes % 10 set $etp_overlapped_heaps_t = 10 set $etp_overlapped_heaps_m = $etp_overlapped_heaps_q if $etp_overlapped_heaps_r > 0 set $etp_overlapped_heaps_m++ set $etp_overlapped_heaps_r-- end set $etp_overlapped_heaps_i = 0 set $etp_overlapped_heaps_found = 0 dump binary value etp-commands.bin 'o' append binary value etp-commands.bin 'v' append binary value etp-commands.bin 'e' append binary value etp-commands.bin 'r' append binary value etp-commands.bin 'l' append binary value etp-commands.bin 'a' append binary value etp-commands.bin 'p' append binary value etp-commands.bin 'p' append binary value etp-commands.bin 'e' append binary value etp-commands.bin 'd' append binary value etp-commands.bin '-' append binary value etp-commands.bin 'h' append binary value etp-commands.bin 'e' append binary value etp-commands.bin 'a' append binary value etp-commands.bin 'p' append binary value etp-commands.bin 's' append binary value etp-commands.bin '\0' while $etp_overlapped_heaps_i < erts_max_processes if process_tab[$etp_overlapped_heaps_i] append binary value etp-commands.bin \ (Eterm)$etp_overlapped_heaps_i append binary value etp-commands.bin \ (Eterm)process_tab[$etp_overlapped_heaps_i]->heap append binary value etp-commands.bin \ (Eterm)process_tab[$etp_overlapped_heaps_i]->hend append binary value etp-commands.bin \ (Eterm)process_tab[$etp_overlapped_heaps_i]->old_heap append binary value etp-commands.bin \ (Eterm)process_tab[$etp_overlapped_heaps_i]->old_hend set $etp_overlapped_heaps_p = process_tab[$etp_overlapped_heaps_i]->mbuf set $etp_overlapped_heaps_cnt = 0 while $etp_overlapped_heaps_p && \ ($etp_overlapped_heaps_cnt < $etp_max_depth) set $etp_overlapped_heaps_cnt++ append binary value etp-commands.bin \ (Eterm)$etp_overlapped_heaps_p append binary value etp-commands.bin \ (Eterm)(&($etp_overlapped_heaps_p->mem)+$etp_overlapped_heaps_p->size) set $etp_overlapped_heaps_p = $etp_overlapped_heaps_p->next end if $etp_overlapped_heaps_p printf "process_tab[%d] %% Too many HeapFragments\n", \ $etp_overlapped_heaps_i end append binary value etp-commands.bin (Eterm)0x0 append binary value etp-commands.bin (Eterm)0x0 end set $etp_overlapped_heaps_i++ if $etp_overlapped_heaps_i > $etp_overlapped_heaps_m printf "%% %d%%...\n", $etp_overlapped_heaps_t set $etp_overlapped_heaps_t += 10 set $etp_overlapped_heaps_m += $etp_overlapped_heaps_q if $etp_overlapped_heaps_r > 0 set $etp_overlapped_heaps_m++ set $etp_overlapped_heaps_r-- end end end etp-run end document etp-overlapped-heaps %--------------------------------------------------------------------------- % etp-overlapped-heaps % % Dump all process heap addresses in process_tab[], including % the heap fragments in binary format on the file etp-commands.bin. % Then call etp_commands:file/1 to analyze if any heaps overlap. % % Requires 'erl' in the path and 'etp_commands.beam' in 'erl's search path. %--------------------------------------------------------------------------- end define etp-chart # Args: Process* # # Non-reentrant etp-chart-start ($arg0) set ($arg0) = ($arg0) etp-msgq (($arg0)->msg) etp-stackdump ($arg0) etp-dictdump (($arg0)->dictionary) etp-dictdump (($arg0)->debug_dictionary) printf "%% Dumping other process data...\n" etp ($arg0)->seq_trace_token etp ($arg0)->fvalue printf "%% Dumping done.\n" etp-chart-print end document etp-chart %--------------------------------------------------------------------------- % etp-chart Process* % % Dump all process data to the file "etp-commands.bin" and then use % the Erlang support module to print a memory chart of all terms. %--------------------------------------------------------------------------- end define etp-chart-start # Args: Process* # # Non-reentrant set $etp_chart = 1 set $etp_chart_id = 0 set $etp_chart_start_p = ($arg0) dump binary value etp-commands.bin 'c' append binary value etp-commands.bin 'h' append binary value etp-commands.bin 'a' append binary value etp-commands.bin 'r' append binary value etp-commands.bin 't' append binary value etp-commands.bin '\0' append binary value etp-commands.bin (Eterm)($etp_chart_start_p->heap) append binary value etp-commands.bin (Eterm)($etp_chart_start_p->high_water) append binary value etp-commands.bin (Eterm)($etp_chart_start_p->hend) append binary value etp-commands.bin (Eterm)($etp_chart_start_p->old_heap) append binary value etp-commands.bin (Eterm)($etp_chart_start_p->old_hend) set $etp_chart_start_cnt = 0 set $etp_chart_start_p = $etp_chart_start_p->mbuf while $etp_chart_start_p && ($etp_chart_start_cnt < $etp_max_depth) set $etp_chart_start_cnt++ append binary value etp-commands.bin (Eterm)($etp_chart_start_p->mem) append binary value etp-commands.bin (Eterm)($etp_chart_start_p->size) set $etp_chart_start_p = $etp_chart_start_p->next end append binary value etp-commands.bin (Eterm)(0) append binary value etp-commands.bin (Eterm)(0) if $etp_chart_start_p printf "%% Too many HeapFragments\n" end end document etp-chart-start %--------------------------------------------------------------------------- % etp-chart-start Process* % % Dump a chart head to the file "etp-commands.bin". %--------------------------------------------------------------------------- end define etp-chart-entry-1 # Args: Eterm, int depth, int words # # Reentrant capable if ($arg1) == 0 set $etp_chart_id++ printf "#%d:", $etp_chart_id end append binary value etp-commands.bin ($arg0)&~0x3 append binary value etp-commands.bin (Eterm)(($arg2)*sizeof(Eterm)) append binary value etp-commands.bin (Eterm)$etp_chart_id append binary value etp-commands.bin (Eterm)($arg1) # printf "", ($arg0)&~0x3, \ # (Eterm)(($arg2)*sizeof(Eterm)), (Eterm)$etp_chart_id, (Eterm)($arg1) end define etp-chart-print set $etp_chart = 0 etp-run end document etp-chart-print %--------------------------------------------------------------------------- % etp-chart-print Process* % % Print a memory chart of the dumped data in "etp-commands.bin", and stop % chart recording. %--------------------------------------------------------------------------- end ############################################################################ # ETS table debug # define etp-ets-tables # Args: # # Non-reentrant printf "%% Dumping < %lu ETS tables\n", (unsigned long)db_max_tabs while $etp_ets_tables_i < db_max_tabs if (meta_main_tab[$etp_ets_tables_i].u.next_free & 3) == 0 printf "%% %d:", $etp_ets_tables_i etp-1 ((Eterm)(meta_main_tab[$etp_ets_tables_i].u.tb->common.id)) 0 printf " " etp-1 ((Eterm)(meta_main_tab[$etp_ets_tables_i].u.tb->common.owner)) 0 printf "\n" end set $etp_ets_tables_i++ end set $etp_ets_tables_i = 0 end document etp-ets-tables %--------------------------------------------------------------------------- % etp-ets-tables % % Dump all ETS table names and their indexies. %--------------------------------------------------------------------------- end define etp-ets-obj # Args: DbTerm* # set $etp_ets_obj_i = 1 while $etp_ets_obj_i <= (($arg0)->tpl[0] >> 6) if $etp_ets_obj_i == 1 printf "{" else printf ", " end set $etp_ets_elem = ($arg0)->tpl[$etp_ets_obj_i] if ($etp_ets_elem & 3) == 0 printf "" else etp-1 $etp_ets_elem 0 end set $etp_ets_obj_i++ end printf "}" end define etp-ets-tabledump # Args: int tableindex # # Non-reentrant printf "%% Dumping ETS table %d:", ($arg0) set $etp_ets_tabledump_n = 0 set $etp_ets_tabledump_t = meta_main_tab[($arg0)].u.tb set $etp_ets_tabledump_i = 0 etp-1 ($etp_ets_tabledump_t->common.the_name) 0 printf " status=%#x\n", $etp_ets_tabledump_t->common.status if $etp_ets_tabledump_t->common.status & 0x130 # Hash table set $etp_ets_tabledump_h = $etp_ets_tabledump_t->hash printf "%% nitems=%d\n", (long) $etp_ets_tabledump_t->common.nitems while $etp_ets_tabledump_i < (long) $etp_ets_tabledump_h->nactive set $etp_ets_tabledump_seg = ((struct segment**)$etp_ets_tabledump_h->segtab)[$etp_ets_tabledump_i>>8] set $etp_ets_tabledump_l = $etp_ets_tabledump_seg->buckets[$etp_ets_tabledump_i&0xFF] if $etp_ets_tabledump_l printf "%% Slot %d:\n", $etp_ets_tabledump_i while $etp_ets_tabledump_l if $etp_ets_tabledump_n printf "," else printf "[" end set $etp_ets_tabledump_n++ etp-ets-obj &($etp_ets_tabledump_l->dbterm) if $etp_ets_tabledump_l->hvalue == ((unsigned long)-1) printf "% *\n" else printf "\n" end set $etp_ets_tabledump_l = $etp_ets_tabledump_l->next if $etp_ets_tabledump_n >= $etp_max_depth set $etp_ets_tabledump_l = 0 end end end set $etp_ets_tabledump_i++ end if $etp_ets_tabledump_n printf "].\n" end else printf "%% Not a hash table\n" end end document etp-ets-tabledump %--------------------------------------------------------------------------- % etp-ets-tabledump Slot % % Dump an ETS table with a specified slot index. %--------------------------------------------------------------------------- end define etp-lc-dump # Non-reentrant set $etp_lc_dump_thread = erts_locked_locks while $etp_lc_dump_thread printf "Thread %s\n", $etp_lc_dump_thread->thread_name set $etp_lc_dump_thread_locked = $etp_lc_dump_thread->locked.first while $etp_lc_dump_thread_locked if 0 <= $etp_lc_dump_thread_locked->id && $etp_lc_dump_thread_locked->id < sizeof(erts_lock_order)/sizeof(erts_lc_lock_order_t) printf " %s:", erts_lock_order[$etp_lc_dump_thread_locked->id].name else printf " unkown:" end if ($etp_lc_dump_thread_locked->extra & 0x3) == 0x3 etp-1 $etp_lc_dump_thread_locked->extra else printf "%p", $etp_lc_dump_thread_locked->extra end if ($etp_lc_dump_thread_locked->flags & (0x1f)) == (1 << 0) printf "[spinlock]" end if ($etp_lc_dump_thread_locked->flags & (0x1f)) == (1 << 1) printf "[rw(spin)lock]" end if ($etp_lc_dump_thread_locked->flags & (0x1f)) == (1 << 2) printf "[mutex]" end if ($etp_lc_dump_thread_locked->flags & (0x1f)) == (1 << 3) printf "[rwmutex]" end if ($etp_lc_dump_thread_locked->flags & (0x1f)) == (1 << 4) printf "[proclock]" end printf "(%s:%d)", $etp_lc_dump_thread_locked->file, $etp_lc_dump_thread_locked->line if ($etp_lc_dump_thread_locked->flags & (0x60)) == (1 << 5) printf "(r)" end if ($etp_lc_dump_thread_locked->flags & (0x60)) == ((1 << 5) | (1 << 6)) printf "(rw)" end printf "\n" set $etp_lc_dump_thread_locked = $etp_lc_dump_thread_locked->next end set $etp_lc_dump_thread = $etp_lc_dump_thread->next end end document etp-lc-dump %--------------------------------------------------------------------------- % etp-lc-dump % % Dump all info about locks in the lock checker %--------------------------------------------------------------------------- end define etp-ppc-stacktrace # Args: R1 # Non-reentrant set $etp_ppc_st_fp = ($arg0) while $etp_ppc_st_fp info symbol ((void**)$etp_ppc_st_fp)[1] set $etp_ppc_st_fp = ((void**)$etp_ppc_st_fp)[0] end end document etp-ppc-stacktrace %--------------------------------------------------------------------------- % etp-ppc-stacktrace R1 % % Dump stacktrace from given $r1 frame pointer %--------------------------------------------------------------------------- end ############################################################################ # OSE support # define etp-ose-attach target ose $arg0:21768 attach block start_beam start_beam end document etp-ose-attach %--------------------------------------------------------------------------- % etp-ose-attach Host % % Connect and attach to erlang vm at Host. %--------------------------------------------------------------------------- end ############################################################################ # Erlang support module handling # define etp-run shell make -f "${ROOTDIR:?}/erts/etc/unix/etp_commands.mk" \ ROOTDIR="${ROOTDIR:?}" ETP_DATA="etp-commands.bin" end document etp-run %--------------------------------------------------------------------------- % etp-run % % Make and run the Erlang support module on the input file % "erl-commands.bin". The environment variable ROOTDIR must % be set to find $ROOTDIR/erts/etc/unix/etp_commands.mk. % % Also, erl and erlc must be in the path. %--------------------------------------------------------------------------- end define etp-thr source @ERL_TOP@/erts/etc/unix/etp-thr.py end ############################################################################ # erl_alloc_util (blocks and carriers) # define etp-block-size-1 # # In: (Block_t*) in $arg0 # Out: Byte size in $etp_blk_sz # if ($arg0)->bhdr & 1 # Free block set $etp_blk_sz = ($arg0)->bhdr & ~7 else # Allocated block if !$etp_MBC_ABLK_SZ_MASK if etp_arch_bits == 64 set $etp_MBC_ABLK_OFFSET_SHIFT = (64 - 24) else set $etp_MBC_ABLK_OFFSET_SHIFT = (32 - 9) end set $etp_MBC_ABLK_SZ_MASK = ((UWord)1 << $etp_MBC_ABLK_OFFSET_SHIFT) - 1 - 7 end set $etp_blk_sz = ($arg0)->bhdr & $etp_MBC_ABLK_SZ_MASK end end define etp-block2mbc-1 # # In: (Block_t*) in $arg0 # Out: (Carrier_t*) in $etp-mbc # if (($arg0)->bhdr) & 1 # Free block set $etp_mbc = ($arg0)->u.carrier else # Allocated block if !$etp_MBC_ABLK_OFFSET_SHIFT if etp_arch_bits == 64 set $etp_MBC_ABLK_OFFSET_SHIFT = (64 - 24) else set $etp_MBC_ABLK_OFFSET_SHIFT = (32 - 9) end end set $etp_mbc = (Carrier_t*) ((((UWord)($arg0) >> 18) - (($arg0)->bhdr >> $etp_MBC_ABLK_OFFSET_SHIFT)) << 18) end end define etp-block2mbc etp-block2mbc-1 ((Block_t*)$arg0) print $etp_mbc end document etp-block2mbc %--------------------------------------------------------------------------- % Print pointer to multiblock carrier containing the argument (Block_t*) %--------------------------------------------------------------------------- end define etp-block etp-block-size-1 ((Block_t*)$arg0) if ((Block_t*)$arg0)->bhdr & 1 printf "%#lx: FREE sz=%#x\n", ($arg0), $etp_blk_sz else printf "%#lx: ALLOCATED sz=%#x\n", ($arg0), $etp_blk_sz end end document etp-block %--------------------------------------------------------------------------- % Print memory block (Block_t*) %--------------------------------------------------------------------------- end define etp-carrier-blocks set $etp_crr = (Carrier_t*) $arg0 set $etp_alc = (Allctr_t*)($etp_crr->allctr.counter & ~7) set $etp_blk = (Block_t*) ((char*)$etp_crr + $etp_alc->mbc_header_size) set $etp_prev_blk = 0 set $etp_error_cnt = 0 set $etp_ablk_cnt = 0 set $etp_fblk_cnt = 0 if $argc == 2 set $etp_be_silent = $arg1 else set $etp_be_silent = 0 end while 1 if !$etp_be_silent etp-block $etp_blk else etp-block-size-1 $etp_blk end etp-block2mbc-1 $etp_blk if $etp_mbc != $etp_crr printf "ERROR: Invalid carrier pointer %#lx in block at %#lx\n", $etp_mbc, $etp_blk set $etp_error_cnt = $etp_error_cnt + 1 end if $etp_prev_blk if ($etp_prev_blk->bhdr & 1) # Prev is FREE if ($etp_blk->bhdr & 1) printf "ERROR: Adjacent FREE blocks at %#lx and %#lx\n", $etp_prev_blk, $etp_blk set $etp_error_cnt = $etp_error_cnt + 1 end if !($etp_blk->bhdr & 2) printf "ERROR: Missing PREV_FREE_BLK_HDR_FLG (2) in block at %#lx\n", $etp_blk set $etp_error_cnt = $etp_error_cnt + 1 end end end if $etp_blk->bhdr & 1 set $etp_fblk_cnt = $etp_fblk_cnt + 1 else set $etp_ablk_cnt = $etp_ablk_cnt + 1 end if $etp_blk->bhdr & 4 # Last block loop_break end # All free blocks except the last have a footer if ($etp_blk->bhdr & 1) && ((UWord*)((char*)$etp_blk + $etp_blk_sz))[-1] != $etp_blk_sz printf "ERROR: Invalid footer of free block at %#lx\n", $etp_blk end set $etp_prev_blk = $etp_blk set $etp_blk = (Block_t*) ((char*)$etp_blk + $etp_blk_sz) end if ((char*)$etp_blk + $etp_blk_sz) != ((char*)$etp_crr + ($etp_crr->chdr & ~7)) printf "ERROR: Last block not at end of carrier\n" set $etp_error_cnt = $etp_error_cnt + 1 end printf "Allocated blocks: %u\n", $etp_ablk_cnt printf "Free blocks: %u\n", $etp_fblk_cnt if $etp_error_cnt printf "%u ERRORs reported above\n", $etp-error-cnt end end document etp-carrier-blocks %--------------------------------------------------------------------------- % Check and (maybe) print all memory blocks in carrier % Args: (Carrier_t*) [1=be_silent] %--------------------------------------------------------------------------- end ############################################################################ # Toolbox parameter handling # define etp-set-max-depth if ($arg0) > 0 set $etp_max_depth = ($arg0) else echo %%%Error: max-depth <= 0 %%%\n end end document etp-set-max-depth %--------------------------------------------------------------------------- % etp-set-max-depth Depth % % Set the max term depth to use for etp. The term dept limit % works in both depth and width, so if you set the max depth to 10, % an 11 element flat tuple will be truncated. %--------------------------------------------------------------------------- end define etp-set-max-string-length if ($arg0) > 0 set $etp_max_string_length = ($arg0) else echo %%%Error: max-string-length <= 0 %%%\n end end document etp-set-max-string-length %--------------------------------------------------------------------------- % etp-set-max-strint-length Length % % Set the max string length to use for ept when printing lists % that can be shown as printable strings. Printable strings % that are longer will be truncated, and not even checked if % they really are printable all the way to the end. %--------------------------------------------------------------------------- end define etp-show printf "etp-set-max-depth %d\n", $etp_max_depth printf "etp-set-max-string-length %d\n", $etp_max_string_length end document etp-show %--------------------------------------------------------------------------- % etp-show % % Show the commands needed to set all etp parameters % to their current value. %--------------------------------------------------------------------------- end ############################################################################ # Init # define etp-init set $etp_arch64 = (sizeof(void *) == 8) if $etp_arch64 set $etp_nil = 0xfffffffffffffffb else set $etp_nil = 0xfffffffb end set $etp_flat = 0 set $etp_chart_id = 0 set $etp_chart = 0 set $etp_max_depth = 20 set $etp_max_string_length = 100 set $etp_ets_tables_i = 0 end document etp-init %--------------------------------------------------------------------------- % Use etp-help for a command overview and general help. % % To use the Erlang support module, the environment variable ROOTDIR % must be set to the toplevel installation directory of Erlang/OTP, % so the etp-commands file becomes: % $ROOTDIR/erts/etc/unix/etp-commands % Also, erl and erlc must be in the path. %--------------------------------------------------------------------------- end etp-init help etp-init etp-show etp-system-info