Wait for compaction manager more intelligently

Patch by brandonwilliams; reviewed by edimitrova for CASSANDRA-18709
apache · Aug 3, 2023 · 8d45a2c · 8d45a2c
1 parent 9414232
commit 8d45a2c
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/jmx_test.py b/jmx_test.py
@@ -200,11 +200,14 @@ def test_compactionstats(self):
         node.nodetool_process('compact keyspace1')
         # We need to sleep here to give compaction time to start
         node.watch_log_for("Compacting")
-        time.sleep(2)
 
         compaction_manager = make_mbean('db', type='CompactionManager')
         with JolokiaAgent(node) as jmx:
-            progress_string = jmx.read_attribute(compaction_manager, 'CompactionSummary')[0]
+            summary = jmx.read_attribute(compaction_manager, 'CompactionSummary')
+            while (len(summary) < 1):
+                summary = jmx.read_attribute(compaction_manager, 'CompactionSummary')
+                time.sleep(1)
+            progress_string = summary[0]
 
             # Pause in between reads
             # to allow compaction to move forward