View Source erlperf_file_log (erlperf v2.2.0)
Prints monitoring reports produced by erlperf_monitor
to file or an output device.
When the server starts up, it joins {erlperf, Node}
process group in the erlperf
scope. If erlperf_monitor
is also running in the same node, reports are printed to the specified device or file.
See erlperf_monitor
for description of the monitoring report.
erlperf
leverages this service for verbose output during benchmarking.
Link to this section Summary
Link to this section Functions
-spec start_link() -> {ok, Pid :: pid()} | {error, Reason :: term()}.
Equivalent to start_link(erlang:group_leader()).
-spec start_link(Filename :: string() | file:io_device()) -> {ok, Pid :: pid()} | {error, Reason :: term()}.