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-rw-r--r--lib/os_mon/src/cpu_sup.erl12
-rw-r--r--lib/os_mon/src/disksup.erl19
2 files changed, 21 insertions, 10 deletions
diff --git a/lib/os_mon/src/cpu_sup.erl b/lib/os_mon/src/cpu_sup.erl
index 34251178ee..1f088ecbde 100644
--- a/lib/os_mon/src/cpu_sup.erl
+++ b/lib/os_mon/src/cpu_sup.erl
@@ -543,7 +543,8 @@ measurement_server_init() ->
Server = case OS of
{unix, Flavor} when Flavor==sunos;
Flavor==linux ->
- port_server_start();
+ {ok, Pid} = port_server_start_link(),
+ Pid;
{unix, Flavor} when Flavor==darwin;
Flavor==freebsd;
Flavor==dragonfly;
@@ -588,8 +589,9 @@ measurement_server_loop(State) ->
Error -> Pid ! {error, Error}
end,
measurement_server_loop(State);
- {'EXIT', Pid, _n} when State#internal.port == Pid ->
- measurement_server_loop(State#internal{port = port_server_start()});
+ {'EXIT', OldPid, _n} when State#internal.port == OldPid ->
+ {ok, NewPid} = port_server_start_link(),
+ measurement_server_loop(State#internal{port = NewPid});
_Other ->
measurement_server_loop(State)
end.
@@ -605,12 +607,12 @@ port_server_call(Pid, Command) ->
{Pid, {error, Reason}} -> {error, Reason}
end.
-port_server_start() ->
+port_server_start_link() ->
Timeout = 6000,
Pid = spawn_link(fun() -> port_server_init(Timeout) end),
Pid ! {self(), ?ping},
receive
- {Pid, {data,4711}} -> Pid;
+ {Pid, {data,4711}} -> {ok, Pid};
{error,Reason} -> {error, Reason}
after Timeout ->
{error, timeout}
diff --git a/lib/os_mon/src/disksup.erl b/lib/os_mon/src/disksup.erl
index 278da26a20..af5bcc6fe8 100644
--- a/lib/os_mon/src/disksup.erl
+++ b/lib/os_mon/src/disksup.erl
@@ -81,10 +81,12 @@ param_type(disk_space_check_interval, Val) when is_integer(Val),
param_type(disk_almost_full_threshold, Val) when is_number(Val),
0=<Val,
Val=<1 -> true;
+param_type(disksup_posix_only, Val) when Val==true; Val==false -> true;
param_type(_Param, _Val) -> false.
param_default(disk_space_check_interval) -> 30;
-param_default(disk_almost_full_threshold) -> 0.80.
+param_default(disk_almost_full_threshold) -> 0.80;
+param_default(disksup_posix_only) -> false.
%%----------------------------------------------------------------------
%% gen_server callbacks
@@ -94,7 +96,8 @@ init([]) ->
process_flag(trap_exit, true),
process_flag(priority, low),
- OS = get_os(),
+ PosixOnly = os_mon:get_env(disksup, disksup_posix_only),
+ OS = get_os(PosixOnly),
Port = case OS of
{unix, Flavor} when Flavor==sunos4;
Flavor==solaris;
@@ -102,6 +105,7 @@ init([]) ->
Flavor==dragonfly;
Flavor==darwin;
Flavor==linux;
+ Flavor==posix;
Flavor==openbsd;
Flavor==netbsd;
Flavor==irix64;
@@ -205,14 +209,16 @@ format_status(_Opt, [_PDict, #state{os = OS, threshold = Threshold,
%% Internal functions
%%----------------------------------------------------------------------
-get_os() ->
+get_os(PosixOnly) ->
case os:type() of
{unix, sunos} ->
- case os:version() of
+ case os:version() of
{5,_,_} -> {unix, solaris};
{4,_,_} -> {unix, sunos4};
V -> exit({unknown_os_version, V})
- end;
+ end;
+ {unix, _} when PosixOnly ->
+ {unix, posix};
{unix, irix64} -> {unix, irix};
OS ->
OS
@@ -259,6 +265,9 @@ check_disk_space({unix, irix}, Port, Threshold) ->
check_disk_space({unix, linux}, Port, Threshold) ->
Result = my_cmd("/bin/df -lk", Port),
check_disks_solaris(skip_to_eol(Result), Threshold);
+check_disk_space({unix, posix}, Port, Threshold) ->
+ Result = my_cmd("df -k -P", Port),
+ check_disks_solaris(skip_to_eol(Result), Threshold);
check_disk_space({unix, dragonfly}, Port, Threshold) ->
Result = my_cmd("/bin/df -k -t ufs,hammer", Port),
check_disks_solaris(skip_to_eol(Result), Threshold);