diff options
Diffstat (limited to 'lib/observer/src/crashdump_viewer.erl')
| -rw-r--r-- | lib/observer/src/crashdump_viewer.erl | 118 |
1 files changed, 111 insertions, 7 deletions
diff --git a/lib/observer/src/crashdump_viewer.erl b/lib/observer/src/crashdump_viewer.erl index 0d7ad47ef4..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. @@ -431,7 +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}. @@ -677,9 +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. @@ -967,6 +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 -> @@ -1135,6 +1147,8 @@ all_procinfo(Fd,Fun,Proc,WS,LineHead) -> 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 -> @@ -1238,17 +1252,23 @@ maybe_other_node(Id) -> {"<" ++ 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; @@ -2303,6 +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 %%% @@ -2605,6 +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) -> |