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-rw-r--r--lib/os_mon/src/cpu_sup.erl84
1 files changed, 15 insertions, 69 deletions
diff --git a/lib/os_mon/src/cpu_sup.erl b/lib/os_mon/src/cpu_sup.erl
index 66e7973e7e..0c26956c57 100644
--- a/lib/os_mon/src/cpu_sup.erl
+++ b/lib/os_mon/src/cpu_sup.erl
@@ -217,8 +217,6 @@ code_change(_OldVsn, State, _Extra) ->
%% internal functions
%%----------------------------------------------------------------------
-get_uint32_measurement(Request, #internal{port = P, os_type = {unix, sunos}}) ->
- port_server_call(P, Request);
get_uint32_measurement(Request, #internal{os_type = {unix, linux}}) ->
{ok,F} = file:open("/proc/loadavg",[read,raw]),
{ok,D} = file:read_line(F),
@@ -231,67 +229,13 @@ get_uint32_measurement(Request, #internal{os_type = {unix, linux}}) ->
?ping -> 4711;
?nprocs -> PTotal
end;
-get_uint32_measurement(Request, #internal{os_type = {unix, freebsd}}) ->
- D = os:cmd("/sbin/sysctl -n vm.loadavg") -- "\n",
- {ok,[Load1,Load5,Load15],_} = io_lib:fread("{ ~f ~f ~f }", D),
- %% We could count the lines from the ps command as well
- case Request of
- ?avg1 -> sunify(Load1);
- ?avg5 -> sunify(Load5);
- ?avg15 -> sunify(Load15);
- ?ping -> 4711;
- ?nprocs ->
- Ps = os:cmd("/bin/ps -ax | /usr/bin/wc -l"),
- {ok, [N], _} = io_lib:fread("~d", Ps),
- N-1
- end;
-get_uint32_measurement(Request, #internal{os_type = {unix, dragonfly}}) ->
- D = os:cmd("/sbin/sysctl -n vm.loadavg") -- "\n",
- {ok,[Load1,Load5,Load15],_} = io_lib:fread("{ ~f ~f ~f }", D),
- %% We could count the lines from the ps command as well
- case Request of
- ?avg1 -> sunify(Load1);
- ?avg5 -> sunify(Load5);
- ?avg15 -> sunify(Load15);
- ?ping -> 4711;
- ?nprocs ->
- Ps = os:cmd("/bin/ps -ax | /usr/bin/wc -l"),
- {ok, [N], _} = io_lib:fread("~d", Ps),
- N-1
- end;
-get_uint32_measurement(Request, #internal{os_type = {unix, openbsd}}) ->
- D = os:cmd("/sbin/sysctl -n vm.loadavg") -- "\n",
- {ok, [L1, L5, L15], _} = io_lib:fread("~f ~f ~f", D),
- case Request of
- ?avg1 -> sunify(L1);
- ?avg5 -> sunify(L5);
- ?avg15 -> sunify(L15);
- ?ping -> 4711;
- ?nprocs ->
- Ps = os:cmd("/bin/ps -ax | /usr/bin/wc -l"),
- {ok, [N], _} = io_lib:fread("~d", Ps),
- N-1
- end;
-get_uint32_measurement(Request, #internal{os_type = {unix, darwin}}) ->
- %% Get the load average using uptime, overriding Locale setting.
- D = os:cmd("LANG=C LC_ALL=C uptime") -- "\n",
- %% Here is a sample uptime string from Mac OS 10.3.8 (C Locale):
- %% "11:17 up 12 days, 20:39, 2 users, load averages: 1.07 0.95 0.66"
- %% The safest way to extract the load averages seems to be grab everything
- %% after the last colon and then do an fread on that.
- Avg = lists:reverse(hd(string:tokens(lists:reverse(D), ":"))),
- {ok,[L1,L5,L15],_} = io_lib:fread("~f ~f ~f", Avg),
-
- case Request of
- ?avg1 -> sunify(L1);
- ?avg5 -> sunify(L5);
- ?avg15 -> sunify(L15);
- ?ping -> 4711;
- ?nprocs ->
- Ps = os:cmd("/bin/ps -ax | /usr/bin/wc -l"),
- {ok, [N], _} = io_lib:fread("~d", Ps),
- N-1
- end;
+get_uint32_measurement(Request, #internal{port = P, os_type = {unix, Sys}}) when
+ Sys == sunos;
+ Sys == dragonfly;
+ Sys == openbsd;
+ Sys == freebsd;
+ Sys == darwin ->
+ port_server_call(P, Request);
get_uint32_measurement(Request, #internal{os_type = {unix, Sys}}) when Sys == irix64;
Sys == irix ->
%% Get the load average using uptime.
@@ -541,14 +485,16 @@ measurement_server_init() ->
process_flag(trap_exit, true),
OS = os:type(),
Server = case OS of
- {unix, Flavor} when Flavor==sunos;
- Flavor==linux ->
- {ok, Pid} = port_server_start_link(),
- Pid;
- {unix, Flavor} when Flavor==darwin;
+ {unix, Flavor} when
+ Flavor==sunos;
+ Flavor==linux;
+ Flavor==darwin;
Flavor==freebsd;
Flavor==dragonfly;
- Flavor==openbsd;
+ Flavor==openbsd ->
+ {ok, Pid} = port_server_start_link(),
+ Pid;
+ {unix, Flavor} when
Flavor==irix64;
Flavor==irix ->
not_used;