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authorDan Gudmundsson <[email protected]>2017-12-15 14:36:51 +0100
committerDan Gudmundsson <[email protected]>2017-12-19 12:02:39 +0100
commit7067db6e361e8f2feadd76dd6df66e5c6c4f8a0e (patch)
tree12dcad4229e52350e2f5962e2b82bf295e730f72 /lib/sasl/test/release_handler_SUITE.erl
parentaf26ced299686400df79d32bf946081355e02aa2 (diff)
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test: spawn scheduler_wall_time flag holder
Can not start via rpc any more without spawning a keep alive process, since it will stop collecting when process dies.
Diffstat (limited to 'lib/sasl/test/release_handler_SUITE.erl')
-rw-r--r--lib/sasl/test/release_handler_SUITE.erl38
1 files changed, 25 insertions, 13 deletions
diff --git a/lib/sasl/test/release_handler_SUITE.erl b/lib/sasl/test/release_handler_SUITE.erl
index 4935782cf2..824820c214 100644
--- a/lib/sasl/test/release_handler_SUITE.erl
+++ b/lib/sasl/test/release_handler_SUITE.erl
@@ -22,7 +22,8 @@
-include_lib("common_test/include/ct.hrl").
-include("test_lib.hrl").
--compile(export_all).
+-compile([export_all, nowarn_export_all]).
+-export([scheduler_wall_time/0, garbage_collect/0]). %% rpc'ed
% Default timetrap timeout (set in init_per_testcase).
%-define(default_timeout, ?t:minutes(40)).
@@ -1085,8 +1086,9 @@ otp_9395_update_many_mods(Conf) when is_list(Conf) ->
Rel2Dir = filename:dirname(Rel2),
%% Start a slave node
+ PA = filename:dirname(code:which(?MODULE)),
{ok, Node} = t_start_node(otp_9395_update_many_mods, Rel1,
- filename:join(Rel1Dir,"sys.config")),
+ filename:join(Rel1Dir,"sys.config"), "-pa " ++ PA),
%% Start a lot of processes on the new node, all with refs to each
%% module that will be updated
@@ -1109,8 +1111,8 @@ otp_9395_update_many_mods(Conf) when is_list(Conf) ->
[RelVsn2, filename:join(Rel2Dir, "sys.config")]),
%% First, install release directly and check how much time it takes
- rpc:call(Node,erlang,garbage_collect,[]),
- rpc:call(Node,erlang,system_flag,[scheduler_wall_time,true]),
+ rpc:call(Node,?MODULE,garbage_collect,[]),
+ SWTFlag0 = spawn_link(Node, ?MODULE, scheduler_wall_time, []),
{TInst0,{ok, _, []}} =
timer:tc(rpc,call,[Node, release_handler, install_release, [RelVsn2]]),
SWT0 = rpc:call(Node,erlang,statistics,[scheduler_wall_time]),
@@ -1135,9 +1137,9 @@ otp_9395_update_many_mods(Conf) when is_list(Conf) ->
%% Finally install release after check and purge, and check that
%% this install was faster than the first.
- rpc:call(Node,erlang,system_flag,[scheduler_wall_time,false]),
- rpc:call(Node,erlang,garbage_collect,[]),
- rpc:call(Node,erlang,system_flag,[scheduler_wall_time,true]),
+ SWTFlag0 ! die,
+ rpc:call(Node,?MODULE,garbage_collect,[]),
+ _SWTFlag1 = spawn_link(Node, ?MODULE, scheduler_wall_time, []),
{TInst2,{ok, _RelVsn1, []}} =
timer:tc(rpc,call,[Node, release_handler, install_release, [RelVsn2]]),
SWT2 = rpc:call(Node,erlang,statistics,[scheduler_wall_time]),
@@ -1161,6 +1163,15 @@ otp_9395_update_many_mods(Conf) when is_list(Conf) ->
ok.
+scheduler_wall_time() ->
+ erlang:system_flag(scheduler_wall_time,true),
+ receive _Msg -> normal end.
+
+garbage_collect() ->
+ Pids = processes(),
+ [erlang:garbage_collect(Pid) || Pid <- Pids].
+
+
otp_9395_update_many_mods(cleanup,_Conf) ->
stop_node(node_name(otp_9395_update_many_mods)).
@@ -1190,8 +1201,9 @@ otp_9395_rm_many_mods(Conf) when is_list(Conf) ->
Rel2Dir = filename:dirname(Rel2),
%% Start a slave node
+ PA = filename:dirname(code:which(?MODULE)),
{ok, Node} = t_start_node(otp_9395_rm_many_mods, Rel1,
- filename:join(Rel1Dir,"sys.config")),
+ filename:join(Rel1Dir,"sys.config"), "-pa " ++ PA),
%% Start a lot of processes on the new node, all with refs to each
%% module that will be updated
@@ -1214,8 +1226,8 @@ otp_9395_rm_many_mods(Conf) when is_list(Conf) ->
[RelVsn2, filename:join(Rel2Dir, "sys.config")]),
%% First, install release directly and check how much time it takes
- rpc:call(Node,erlang,garbage_collect,[]),
- rpc:call(Node,erlang,system_flag,[scheduler_wall_time,true]),
+ rpc:call(Node,?MODULE,garbage_collect,[]),
+ SWTFlag0 = spawn_link(Node, ?MODULE, scheduler_wall_time, []),
{TInst0,{ok, _, []}} =
timer:tc(rpc,call,[Node, release_handler, install_release, [RelVsn2]]),
SWT0 = rpc:call(Node,erlang,statistics,[scheduler_wall_time]),
@@ -1240,9 +1252,9 @@ otp_9395_rm_many_mods(Conf) when is_list(Conf) ->
%% Finally install release after check and purge, and check that
%% this install was faster than the first.
- rpc:call(Node,erlang,system_flag,[scheduler_wall_time,false]),
- rpc:call(Node,erlang,garbage_collect,[]),
- rpc:call(Node,erlang,system_flag,[scheduler_wall_time,true]),
+ SWTFlag0 ! die,
+ rpc:call(Node,?MODULE,garbage_collect,[]),
+ _SWTFlag1 = spawn_link(Node, ?MODULE, scheduler_wall_time, []),
{TInst2,{ok, _RelVsn1, []}} =
timer:tc(rpc,call,[Node, release_handler, install_release, [RelVsn2]]),
SWT2 = rpc:call(Node,erlang,statistics,[scheduler_wall_time]),