split session and sessiond (#265)

* split session and sessiond * better help * Update xprof/xprof.rb.in Co-authored-by: Brice Videau <[email protected]> --------- Co-authored-by: Thomas Applencourt <[email protected]> Co-authored-by: Brice Videau <[email protected]>
argonne-lcf · Jul 18, 2024 · c1221cc · c1221cc
1 parent 7b9b7e5
commit c1221cc
Showing 1 changed file with 10 additions and 2 deletions.
diff --git a/xprof/xprof.rb.in b/xprof/xprof.rb.in
@@ -553,8 +553,11 @@ def setup_lttng(backends)
   exec("lttng start #{lttng_session_uuid}")
 end
 
-def teardown_lttng
+def lttng_teardown_session
   exec("lttng destroy #{lttng_session_uuid}")
+end
+
+def lttng_kill_sessiond
   # Need to kill the sessiond Daemon. It's safe because each job has their own
   #
   # In theory, opening the lttng-sessiond.pid file is racy.
@@ -643,7 +646,12 @@ def trace_and_on_node_processing(usr_argv)
     syncd.local_barrier('waiting_for_application_ending')
     return unless mpi_local_master?
 
-    teardown_lttng
+    # Stop Lttng session
+    lttng_teardown_session
+    # Lttng session is finished,
+    # we can kill the session daemon
+    lttng_kill_sessiond
+
     # Preprocess trace
     on_node_processing_babeltrace(backends)
     on_node_processing_sync_and_rename(syncd)