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Diffstat (limited to 'lib/stdlib/src/supervisor.erl')
| -rw-r--r-- | lib/stdlib/src/supervisor.erl | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/lib/stdlib/src/supervisor.erl b/lib/stdlib/src/supervisor.erl index 58b943d874..de44ce55ee 100644 --- a/lib/stdlib/src/supervisor.erl +++ b/lib/stdlib/src/supervisor.erl @@ -349,7 +349,10 @@ init_children(State, StartSpec) -> {ok, Children} -> case start_children(Children, SupName) of {ok, NChildren} -> - {ok, State#state{children = NChildren}}; + %% Static supervisor are not expected to + %% have much work to do so hibernate them + %% to improve memory handling. + {ok, State#state{children = NChildren}, hibernate}; {error, NChildren, Reason} -> _ = terminate_children(NChildren, SupName), {stop, {shutdown, Reason}} @@ -361,6 +364,9 @@ init_children(State, StartSpec) -> init_dynamic(State, [StartSpec]) -> case check_startspec([StartSpec], State#state.auto_shutdown) of {ok, Children} -> + %% Simple one for one supervisors are expected to + %% have many children coming and going so do not + %% hibernate. {ok, dyn_init(State#state{children = Children})}; Error -> {stop, {start_spec, Error}} |