aboutsummaryrefslogtreecommitdiffstats
path: root/lib/observer/src/observer_sys_wx.erl
diff options
context:
space:
mode:
authorGabriele Santomaggio <[email protected]>2017-07-07 11:56:59 +0200
committerGabriele Santomaggio <[email protected]>2017-08-11 14:23:27 +0200
commitc08a7d382812ec8873a78b3e8eee2cffabf8e982 (patch)
treeb4c73a3cdccef27142c09ef2fdf29eed620a700e /lib/observer/src/observer_sys_wx.erl
parent3da6adc679825d17ce65e7363af6554e5ee1661a (diff)
downloadotp-c08a7d382812ec8873a78b3e8eee2cffabf8e982.tar.gz
otp-c08a7d382812ec8873a78b3e8eee2cffabf8e982.tar.bz2
otp-c08a7d382812ec8873a78b3e8eee2cffabf8e982.zip
Add System statistics / limit panel
Show the statistics, limits and percentage for atoms, processes,ports and ETS. Backward compatibility with old versions, In case the valuse is missing it shows the string Not available.
Diffstat (limited to 'lib/observer/src/observer_sys_wx.erl')
-rw-r--r--lib/observer/src/observer_sys_wx.erl55
1 files changed, 48 insertions, 7 deletions
diff --git a/lib/observer/src/observer_sys_wx.erl b/lib/observer/src/observer_sys_wx.erl
index db86c05bed..2e1af3ada9 100644
--- a/lib/observer/src/observer_sys_wx.erl
+++ b/lib/observer/src/observer_sys_wx.erl
@@ -48,7 +48,7 @@ start_link(Notebook, Parent, Config) ->
init([Notebook, Parent, Config]) ->
SysInfo = observer_backend:sys_info(),
- {Sys, Mem, Cpu, Stats} = info_fields(),
+ {Sys, Mem, Cpu, Stats, Limits} = info_fields(),
Panel = wxPanel:new(Notebook),
Sizer = wxBoxSizer:new(?wxVERTICAL),
HSizer0 = wxBoxSizer:new(?wxHORIZONTAL),
@@ -63,17 +63,26 @@ init([Notebook, Parent, Config]) ->
wxSizer:add(HSizer1, FPanel2, [{flag, ?wxEXPAND}, {proportion, 1}]),
wxSizer:add(HSizer1, FPanel3, [{flag, ?wxEXPAND}, {proportion, 1}]),
+ HSizer2 = wxBoxSizer:new(?wxHORIZONTAL),
+ {FPanel4, _FSizer4, Fields4} = observer_lib:display_info(Panel, observer_lib:fill_info(Limits, SysInfo)),
+ wxSizer:add(HSizer2, FPanel4, [{flag, ?wxEXPAND}, {proportion, 1}]),
+
+
BorderFlags = ?wxLEFT bor ?wxRIGHT,
wxSizer:add(Sizer, HSizer0, [{flag, ?wxEXPAND bor BorderFlags bor ?wxTOP},
{proportion, 0}, {border, 5}]),
wxSizer:add(Sizer, HSizer1, [{flag, ?wxEXPAND bor BorderFlags bor ?wxBOTTOM},
{proportion, 0}, {border, 5}]),
+ wxSizer:add(Sizer, HSizer2, [{flag, ?wxEXPAND bor BorderFlags bor ?wxBOTTOM},
+ {proportion, 0}, {border, 5}]),
+
wxPanel:setSizer(Panel, Sizer),
Timer = observer_lib:start_timer(Config, 10),
{Panel, #sys_wx_state{parent=Parent,
parent_notebook=Notebook,
panel=Panel, sizer=Sizer,
- timer=Timer, fields=Fields0 ++ Fields1++Fields2++Fields3}}.
+ timer=Timer, fields=Fields0 ++ Fields1++Fields2++Fields3++Fields4}}.
+
create_sys_menu(Parent) ->
View = {"View", [#create_menu{id = ?ID_REFRESH, text = "Refresh\tCtrl-R"},
@@ -83,14 +92,40 @@ create_sys_menu(Parent) ->
update_syspage(#sys_wx_state{node = undefined}) -> ignore;
update_syspage(#sys_wx_state{node = Node, fields=Fields, sizer=Sizer}) ->
SysInfo = observer_wx:try_rpc(Node, observer_backend, sys_info, []),
- {Sys, Mem, Cpu, Stats} = info_fields(),
+ {Sys, Mem, Cpu, Stats, Limits} = info_fields(),
observer_lib:update_info(Fields,
observer_lib:fill_info(Sys, SysInfo) ++
observer_lib:fill_info(Mem, SysInfo) ++
observer_lib:fill_info(Cpu, SysInfo) ++
- observer_lib:fill_info(Stats, SysInfo)),
+ observer_lib:fill_info(Stats, SysInfo)++
+ observer_lib:fill_info(Limits, SysInfo)),
+
wxSizer:layout(Sizer).
+
+maybe_convert(undefined) -> "Not available";
+maybe_convert(V) -> observer_lib:to_str(V).
+
+get_dist_buf_busy_limit_info() ->
+ fun(Data) ->
+ maybe_convert(proplists:get_value(dist_buf_busy_limit, Data))
+ end.
+
+get_limit_count_info(Count, Limit) ->
+ fun(Data) ->
+ C = proplists:get_value(Count, Data),
+ L = proplists:get_value(Limit, Data),
+ lists:flatten(
+ io_lib:format("~s / ~s ~s",
+ [maybe_convert(C), maybe_convert(L),
+ if
+ C =:= undefined -> "";
+ L =:= undefined -> "";
+ true -> io_lib:format("(~s % used)",[observer_lib:to_str({trunc, (C / L) *100})])
+ end]))
+ end.
+
+
info_fields() ->
Sys = [{"System and Architecture",
[{"System Version", otp_release},
@@ -122,14 +157,20 @@ info_fields() ->
]}],
Stats = [{"Statistics", right,
[{"Up time", {time_ms, uptime}},
- {"Max Processes", process_limit},
- {"Processes", process_count},
{"Run Queue", run_queue},
{"IO Input", {bytes, io_input}},
{"IO Output", {bytes, io_output}}
]}
],
- {Sys, Mem, Cpu, Stats}.
+ Limits = [{"System statistics / limit",
+ [{"Atoms", get_limit_count_info(atom_count, atom_limit)},
+ {"Processes", get_limit_count_info(process_count, process_limit)},
+ {"Ports", get_limit_count_info(port_count, port_limit)},
+ {"ETS", get_limit_count_info(ets_count, ets_limit)},
+ {"Distribution buffer busy limit", get_dist_buf_busy_limit_info()}
+ ]}],
+ {Sys, Mem, Cpu, Stats, Limits}.
+
%%%%%%%%%%%%%%%%%%%%%%% Callbacks %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%