diff options
| -rw-r--r-- | erts/emulator/beam/erl_bif_info.c | 7 | ||||
| -rw-r--r-- | erts/emulator/beam/erl_gc.c | 20 | ||||
| -rw-r--r-- | erts/emulator/test/message_queue_data_SUITE.erl | 26 |
3 files changed, 48 insertions, 5 deletions
diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c index c9741b361f..99fe847ba2 100644 --- a/erts/emulator/beam/erl_bif_info.c +++ b/erts/emulator/beam/erl_bif_info.c @@ -1359,9 +1359,10 @@ process_info_aux(Process *BIF_P, total_heap_size += rp->mbuf_sz; - for (mp = rp->msg.first; mp; mp = mp->next) - if (mp->data.attached) - total_heap_size += erts_msg_attached_data_size(mp); + if (rp->flags & F_ON_HEAP_MSGQ) + for (mp = rp->msg.first; mp; mp = mp->next) + if (mp->data.attached) + total_heap_size += erts_msg_attached_data_size(mp); (void) erts_bld_uint(NULL, &hsz, total_heap_size); hp = HAlloc(BIF_P, hsz); diff --git a/erts/emulator/beam/erl_gc.c b/erts/emulator/beam/erl_gc.c index 4698458521..881876ba59 100644 --- a/erts/emulator/beam/erl_gc.c +++ b/erts/emulator/beam/erl_gc.c @@ -3006,10 +3006,30 @@ erts_process_gc_info(Process *p, Uint *sizep, Eterm **hpp) }; Eterm res = THE_NON_VALUE; + ErtsMessage *mp; ERTS_CT_ASSERT(sizeof(values)/sizeof(*values) == sizeof(tags)/sizeof(*tags)); ERTS_CT_ASSERT(sizeof(values)/sizeof(*values) == ERTS_PROCESS_GC_INFO_MAX_TERMS); + if (p->abandoned_heap) { + Eterm *htop, *heap; + ERTS_GET_ORIG_HEAP(p, heap, htop); + values[3] = HIGH_WATER(p) - heap; + values[6] = htop - heap; + } + + if (p->flags & F_ON_HEAP_MSGQ) { + /* If on heap messages in the internal queue are counted + as being part of the heap, so we have to add them to the + am_mbuf_size value. process_info(total_heap_size) should + be the same as adding old_heap_block_size + heap_block_size + + mbuf_size. + */ + for (mp = p->msg.first; mp; mp = mp->next) + if (mp->data.attached) + values[2] += erts_msg_attached_data_size(mp); + } + res = erts_bld_atom_uword_2tup_list(hpp, sizep, sizeof(values)/sizeof(*values), diff --git a/erts/emulator/test/message_queue_data_SUITE.erl b/erts/emulator/test/message_queue_data_SUITE.erl index 37523d68e1..226462676c 100644 --- a/erts/emulator/test/message_queue_data_SUITE.erl +++ b/erts/emulator/test/message_queue_data_SUITE.erl @@ -21,7 +21,7 @@ -module(message_queue_data_SUITE). -export([all/0, suite/0]). --export([basic/1, process_info_messages/1]). +-export([basic/1, process_info_messages/1, total_heap_size/1]). -export([basic_test/1]). @@ -32,7 +32,7 @@ suite() -> {timetrap, {minutes, 2}}]. all() -> - [basic, process_info_messages]. + [basic, process_info_messages, total_heap_size]. %% %% @@ -190,6 +190,28 @@ process_info_messages(Config) when is_list(Config) -> ok. +total_heap_size(_Config) -> + + Fun = fun F() -> receive Pid when is_pid(Pid) -> Pid ! ok,F() end end, + + %% Test that on_heap messages grow the heap even if they are not received + OnPid = spawn_opt(Fun, [{message_queue_data, on_heap}]), + {total_heap_size, OnSize} = erlang:process_info(OnPid, total_heap_size), + [OnPid ! lists:duplicate(N,N) || N <- lists:seq(1,100)], + OnPid ! self(), receive ok -> ok end, + {total_heap_size, OnSizeAfter} = erlang:process_info(OnPid, total_heap_size), + ct:log("OnSize = ~p, OnSizeAfter = ~p",[OnSize, OnSizeAfter]), + true = OnSize < OnSizeAfter, + + %% Test that off_heap messages do not grow the heap if they are not received + OffPid = spawn_opt(Fun, [{message_queue_data, off_heap}]), + {total_heap_size, OffSize} = erlang:process_info(OffPid, total_heap_size), + [OffPid ! lists:duplicate(N,N) || N <- lists:seq(1,100)], + OffPid ! self(), receive ok -> ok end, + {total_heap_size, OffSizeAfter} = erlang:process_info(OffPid, total_heap_size), + ct:log("OffSize = ~p, OffSizeAfter = ~p",[OffSize, OffSizeAfter]), + true = OffSize == OffSizeAfter. + %% %% %% helpers |