et_viewer
MODULE
MODULE SUMMARY
DESCRIPTION
EXPORTS
file(FileName) -> {ok, ViewerPid} | {error, Reason}
Types:
Start a new event viewer and a corresponding collector and load them with trace events from a trace file.
Simplified start of a sequence chart viewer with global tracing activated.
Convenient to be used from the command line (erl -s et_viewer).
Start of a sequence chart viewer without linking to the parent process.
start_link(Options) -> {ok, ViewerPid} | {error, Reason}
Types:
Start a sequence chart viewer for trace events (messages/actions)
A filter_fun() takes an event record as sole argument and returns false | true | {true, NewEvent}.
If the collector_pid is undefined a new et_collector will be started with the following parameter settings: parent_pid, event_order, trace_global, trace_pattern, trace_port, trace_max_queue, trace_client, dict_insert and dict_delete. The new et_viewer will register itself as an et_collector subscriber.
Default values:
- parent_pid - self().
- title - "et_viewer".
- detail_level - max.
- is_suspended - false.
- scale - 2.
- width - 800.
- height - 600.
- collector_pid - undefined.
- event_order - trace_ts.
- active_filter - collector.
- max_events - 100.
- max_actors - 5.
- actors - ["UNKNOWN"].
- first_event - first.
- hide_unknown - false.
- hide_actions - false.
- display_mode - all.
get_collector_pid(ViewerPid) -> CollectorPid
Types:
Returns the identifier of the collector process.
Types:
Stops a viewer process.