diff options
Diffstat (limited to 'lib/observer/src/crashdump_viewer.erl')
| -rw-r--r-- | lib/observer/src/crashdump_viewer.erl | 205 |
1 files changed, 194 insertions, 11 deletions
diff --git a/lib/observer/src/crashdump_viewer.erl b/lib/observer/src/crashdump_viewer.erl index 99329b94e2..007fc74279 100644 --- a/lib/observer/src/crashdump_viewer.erl +++ b/lib/observer/src/crashdump_viewer.erl @@ -63,6 +63,7 @@ allocator_info/0, hash_tables/0, index_tables/0, + schedulers/0, expand_binary/1]). %% Library function @@ -114,6 +115,7 @@ -define(proc_heap,proc_heap). -define(proc_messages,proc_messages). -define(proc_stack,proc_stack). +-define(scheduler,scheduler). -define(timer,timer). -define(visible_node,visible_node). @@ -267,6 +269,8 @@ hash_tables() -> call(hash_tables). index_tables() -> call(index_tables). +schedulers() -> + call(schedulers). %%%----------------------------------------------------------------- %%% Called when a link to a process (Pid) is clicked. @@ -320,6 +324,8 @@ handle_call(general_info,_From,State=#state{file=File}) -> "Some information might be missing."]; false -> [] end, + ets:insert(cdv_reg_proc_table, + {cdv_dump_node_name,GenInfo#general_info.node_name}), {reply,{ok,GenInfo,TW},State#state{wordsize=WS, num_atoms=NumAtoms}}; handle_call({expand_binary,{Offset,Size,Pos}},_From,State=#state{file=File}) -> Fd = open(File), @@ -429,7 +435,11 @@ handle_call(hash_tables,_From,State=#state{file=File}) -> handle_call(index_tables,_From,State=#state{file=File}) -> IndexTables=index_tables(File), TW = truncated_warning([?hash_table,?index_table]), - {reply,{ok,IndexTables,TW},State}. + {reply,{ok,IndexTables,TW},State}; +handle_call(schedulers,_From,State=#state{file=File}) -> + Schedulers=schedulers(File), + TW = truncated_warning([?scheduler]), + {reply,{ok,Schedulers,TW},State}. @@ -675,9 +685,11 @@ skip(Fd,<<>>) -> val(Fd) -> + val(Fd, "-1"). +val(Fd, NoExist) -> case get_rest_of_line(Fd) of - {eof,[]} -> "-1"; - [] -> "-1"; + {eof,[]} -> NoExist; + [] -> NoExist; {eof,Val} -> Val; Val -> Val end. @@ -926,7 +938,7 @@ general_info(File) -> N; [] -> case lookup_index(?no_distribution) of - [_] -> "nonode@nohost"; + [_] -> "'nonode@nohost'"; [] -> "unknown" end end, @@ -965,6 +977,8 @@ get_general_info(Fd,GenInfo) -> get_general_info(Fd,GenInfo#general_info{taints=Val}); "Atoms" -> get_general_info(Fd,GenInfo#general_info{num_atoms=val(Fd)}); + "Calling Thread" -> + get_general_info(Fd,GenInfo#general_info{thread=val(Fd)}); "=" ++ _next_tag -> GenInfo; Other -> @@ -1131,6 +1145,10 @@ all_procinfo(Fd,Fun,Proc,WS,LineHead) -> "arity = " ++ Arity -> %%! Temporary workaround get_procinfo(Fd,Fun,Proc#proc{arity=Arity--"\r\n"},WS); + "Run queue" -> + get_procinfo(Fd,Fun,Proc#proc{run_queue=val(Fd)},WS); + "Internal State" -> + get_procinfo(Fd,Fun,Proc#proc{int_state=val(Fd)},WS); "=" ++ _next_tag -> Proc; Other -> @@ -1165,6 +1183,19 @@ parse_pid(Str) -> {Pid,Rest} = parse_link(Str,[]), {{Pid,Pid},Rest}. +parse_monitor("{"++Str) -> + %% Named process + {Name,Node,Rest1} = parse_name_node(Str,[]), + Pid = get_pid_from_name(Name,Node), + case parse_link(string:strip(Rest1,left,$,),[]) of + {Ref,"}"++Rest2} -> + %% Bug in break.c - prints an extra "}" for remote + %% nodes... thus the strip + {{Pid,"{"++Name++","++Node++"} ("++Ref++")"}, + string:strip(Rest2,left,$})}; + {Ref,[]} -> + {{Pid,"{"++Name++","++Node++"} ("++Ref++")"},[]} + end; parse_monitor(Str) -> case parse_link(Str,[]) of {Pid,","++Rest1} -> @@ -1186,23 +1217,58 @@ parse_link([],Acc) -> %% truncated {lists:reverse(Acc),[]}. +parse_name_node(","++Rest,Name) -> + parse_name_node(Rest,Name,[]); +parse_name_node([H|T],Name) -> + parse_name_node(T,[H|Name]); +parse_name_node([],Name) -> + %% truncated + {lists:reverse(Name),[],[]}. + +parse_name_node("}"++Rest,Name,Node) -> + {lists:reverse(Name),lists:reverse(Node),Rest}; +parse_name_node([H|T],Name,Node) -> + parse_name_node(T,Name,[H|Node]); +parse_name_node([],Name,Node) -> + %% truncated + {lists:reverse(Name),lists:reverse(Node),[]}. + +get_pid_from_name(Name,Node) -> + case ets:lookup(cdv_reg_proc_table,cdv_dump_node_name) of + [{_,Node}] -> + case ets:lookup(cdv_reg_proc_table,Name) of + [{_,Pid}] when is_pid(Pid) -> + pid_to_list(Pid); + _ -> + "<unkonwn_pid>" + end; + _ -> + "<unknown_pid_other_node>" + end. + maybe_other_node(Id) -> Channel = case split($.,Id) of {"<" ++ N, _Rest} -> N; {"#Port<" ++ N, _Rest} -> - N + N; + {_, []} -> + not_found end, + maybe_other_node2(Channel). + +maybe_other_node2(not_found) -> not_found; +maybe_other_node2(Channel) -> Ms = ets:fun2ms( - fun({{Tag,Start},Ch}) when Tag=:=?visible_node, Ch=:=Channel -> + fun({{Tag,Start},Ch}) when Tag=:=?visible_node, Ch=:=Channel -> {"Visible Node",Start}; ({{Tag,Start},Ch}) when Tag=:=?hidden_node, Ch=:=Channel -> {"Hidden Node",Start}; - ({{Tag,Start},Ch}) when Tag=:=?not_connected, Ch=:=Channel -> + ({{Tag,Start},Ch}) when Tag=:=?not_connected, Ch=:=Channel -> {"Not Connected Node",Start} end), - + case ets:select(cdv_dump_index_table,Ms) of [] -> not_found; @@ -1457,7 +1523,7 @@ get_ets_tables(File,Pid,WS) -> end, lookup_and_parse_index(File,{?ets,Pid},ParseFun,"ets"). -get_etsinfo(Fd,EtsTable,WS) -> +get_etsinfo(Fd,EtsTable = #ets_table{details=Ds},WS) -> case line_head(Fd) of "Slot" -> get_etsinfo(Fd,EtsTable#ets_table{slot=list_to_integer(val(Fd))},WS); @@ -1467,7 +1533,7 @@ get_etsinfo(Fd,EtsTable,WS) -> get_etsinfo(Fd,EtsTable#ets_table{name=val(Fd)},WS); "Ordered set (AVL tree), Elements" -> skip_rest_of_line(Fd), - get_etsinfo(Fd,EtsTable#ets_table{type="tree",buckets="-"},WS); + get_etsinfo(Fd,EtsTable#ets_table{data_type="tree"},WS); "Buckets" -> %% A bug in erl_db_hash.c prints a space after the buckets %% - need to strip the string to make list_to_integer/1 happy. @@ -1482,9 +1548,42 @@ get_etsinfo(Fd,EtsTable,WS) -> -1 -> -1; % probably truncated _ -> Words * WS end, - get_etsinfo(Fd,EtsTable#ets_table{memory=Bytes},WS); + get_etsinfo(Fd,EtsTable#ets_table{memory={bytes,Bytes}},WS); "=" ++ _next_tag -> EtsTable; + "Chain Length Min" -> + Val = val(Fd), + get_etsinfo(Fd,EtsTable#ets_table{details=Ds#{chain_min=>Val}},WS); + "Chain Length Avg" -> + Val = try list_to_float(string:strip(val(Fd))) catch _:_ -> "-" end, + get_etsinfo(Fd,EtsTable#ets_table{details=Ds#{chain_avg=>Val}},WS); + "Chain Length Max" -> + Val = val(Fd), + get_etsinfo(Fd,EtsTable#ets_table{details=Ds#{chain_max=>Val}},WS); + "Chain Length Std Dev" -> + Val = val(Fd), + get_etsinfo(Fd,EtsTable#ets_table{details=Ds#{chain_stddev=>Val}},WS); + "Chain Length Expected Std Dev" -> + Val = val(Fd), + get_etsinfo(Fd,EtsTable#ets_table{details=Ds#{chain_exp_stddev=>Val}},WS); + "Fixed" -> + Val = val(Fd), + get_etsinfo(Fd,EtsTable#ets_table{details=Ds#{fixed=>Val}},WS); + "Type" -> + Val = val(Fd), + get_etsinfo(Fd,EtsTable#ets_table{details=Ds#{data_type=>Val}},WS); + "Protection" -> + Val = val(Fd), + get_etsinfo(Fd,EtsTable#ets_table{details=Ds#{protection=>Val}},WS); + "Compressed" -> + Val = val(Fd), + get_etsinfo(Fd,EtsTable#ets_table{details=Ds#{compressed=>Val}},WS); + "Write Concurrency" -> + Val = val(Fd), + get_etsinfo(Fd,EtsTable#ets_table{details=Ds#{write_c=>Val}},WS); + "Read Concurrency" -> + Val = val(Fd), + get_etsinfo(Fd,EtsTable#ets_table{details=Ds#{read_c=>Val}},WS); Other -> unexpected(Fd,Other,"ETS info"), EtsTable @@ -2224,6 +2323,89 @@ get_indextableinfo1(Fd,IndexTable) -> IndexTable end. + +%%----------------------------------------------------------------- +%% Page with scheduler table information +schedulers(File) -> + case lookup_index(?scheduler) of + [] -> + []; + Schedulers -> + Fd = open(File), + R = lists:map(fun({Name,Start}) -> + get_schedulerinfo(Fd,Name,Start) + end, + Schedulers), + close(Fd), + R + end. + +get_schedulerinfo(Fd,Name,Start) -> + pos_bof(Fd,Start), + get_schedulerinfo1(Fd,#sched{name=Name}). + +get_schedulerinfo1(Fd,Sched=#sched{details=Ds}) -> + case line_head(Fd) of + "Current Process" -> + get_schedulerinfo1(Fd,Sched#sched{process=val(Fd, "None")}); + "Current Port" -> + get_schedulerinfo1(Fd,Sched#sched{port=val(Fd, "None")}); + "Run Queue Max Length" -> + RQMax = list_to_integer(val(Fd)), + RQ = RQMax + Sched#sched.run_q, + get_schedulerinfo1(Fd,Sched#sched{run_q=RQ, details=Ds#{runq_max=>RQMax}}); + "Run Queue High Length" -> + RQHigh = list_to_integer(val(Fd)), + RQ = RQHigh + Sched#sched.run_q, + get_schedulerinfo1(Fd,Sched#sched{run_q=RQ, details=Ds#{runq_high=>RQHigh}}); + "Run Queue Normal Length" -> + RQNorm = list_to_integer(val(Fd)), + RQ = RQNorm + Sched#sched.run_q, + get_schedulerinfo1(Fd,Sched#sched{run_q=RQ, details=Ds#{runq_norm=>RQNorm}}); + "Run Queue Low Length" -> + RQLow = list_to_integer(val(Fd)), + RQ = RQLow + Sched#sched.run_q, + get_schedulerinfo1(Fd,Sched#sched{run_q=RQ, details=Ds#{runq_low=>RQLow}}); + "Run Queue Port Length" -> + RQ = list_to_integer(val(Fd)), + get_schedulerinfo1(Fd,Sched#sched{port_q=RQ}); + + "Scheduler Sleep Info Flags" -> + get_schedulerinfo1(Fd,Sched#sched{details=Ds#{sleep_info=>val(Fd, "None")}}); + "Scheduler Sleep Info Aux Work" -> + get_schedulerinfo1(Fd,Sched#sched{details=Ds#{sleep_aux=>val(Fd, "None")}}); + + "Run Queue Flags" -> + get_schedulerinfo1(Fd,Sched#sched{details=Ds#{runq_flags=>val(Fd, "None")}}); + + "Current Process State" -> + get_schedulerinfo1(Fd,Sched#sched{details=Ds#{currp_state=>val(Fd)}}); + "Current Process Internal State" -> + get_schedulerinfo1(Fd,Sched#sched{details=Ds#{currp_int_state=>val(Fd)}}); + "Current Process Program counter" -> + get_schedulerinfo1(Fd,Sched#sched{details=Ds#{currp_prg_cnt=>val(Fd)}}); + "Current Process CP" -> + get_schedulerinfo1(Fd,Sched#sched{details=Ds#{currp_cp=>val(Fd)}}); + "Current Process Limited Stack Trace" -> + %% If there shall be last in scheduler information block + Sched#sched{details=get_limited_stack(Fd, 0, Ds)}; + "=" ++ _next_tag -> + Sched; + Other -> + unexpected(Fd,Other,"scheduler information"), + Sched + end. + +get_limited_stack(Fd, N, Ds) -> + case val(Fd) of + Addr = "0x" ++ _ -> + get_limited_stack(Fd, N+1, Ds#{{currp_stack, N} => Addr}); + "=" ++ _next_tag -> + Ds; + Line -> + get_limited_stack(Fd, N+1, Ds#{{currp_stack, N} => Line}) + end. + %%%----------------------------------------------------------------- %%% Parse memory in crashdump version 0.1 and newer %%% @@ -2526,6 +2708,7 @@ tag_to_atom("proc_dictionary") -> ?proc_dictionary; tag_to_atom("proc_heap") -> ?proc_heap; tag_to_atom("proc_messages") -> ?proc_messages; tag_to_atom("proc_stack") -> ?proc_stack; +tag_to_atom("scheduler") -> ?scheduler; tag_to_atom("timer") -> ?timer; tag_to_atom("visible_node") -> ?visible_node; tag_to_atom(UnknownTag) -> |