diff options
Diffstat (limited to 'erts/etc')
| -rw-r--r-- | erts/etc/unix/etp-commands.in | 239 |
1 files changed, 235 insertions, 4 deletions
diff --git a/erts/etc/unix/etp-commands.in b/erts/etc/unix/etp-commands.in index f3507c2510..bf6eb00314 100644 --- a/erts/etc/unix/etp-commands.in +++ b/erts/etc/unix/etp-commands.in @@ -54,13 +54,23 @@ document etp-help % etp-mfa, etp-cp, % etp-msgq, etpf-msgq, % etp-stacktrace, etp-stackdump, etpf-stackdump, etp-dictdump -% etp-offheapdump, etpf-offheapdump, -% etp-print-procs, etp-search-heaps, etp-search-alloc, +% 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 % @@ -1055,7 +1065,9 @@ define etp-cp-1 set $etp_cp_mid = $etp_cp_low + ($etp_cp_high-$etp_cp_low)/2 end if $etp_cp_p - set $etp_cp_low = (Eterm**)($etp_cp_p->start + 8) + # 12 = MI_FUNCTIONS + set $etp_cp_low = (Eterm**)($etp_cp_p->start + 12) + # 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 @@ -3279,6 +3291,77 @@ document etp-ets-tabledump %--------------------------------------------------------------------------- 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 @@ -3323,6 +3406,154 @@ define etp-thr 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 # |