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Posted to commits@pulsar.apache.org by lh...@apache.org on 2026/05/13 13:09:54 UTC

(pulsar) 01/02: [fix][test] Fix flaky ExtensibleLoadManagerImplTest.testLoadBalancerServiceUnitTableViewSyncer (#25596)

This is an automated email from the ASF dual-hosted git repository.

lhotari pushed a commit to branch branch-4.2
in repository https://gitbox.apache.org/repos/asf/pulsar.git

commit 7a7ef8755ad950d3dad35325f2f490d88b927735
Author: Matteo Merli <mm...@apache.org>
AuthorDate: Tue Apr 28 10:47:45 2026 -0700

    [fix][test] Fix flaky ExtensibleLoadManagerImplTest.testLoadBalancerServiceUnitTableViewSyncer (#25596)
    
    (cherry picked from commit d69c78753c5f3747e8d961ee9ba3a419f9c9d8af)
---
 .../extensions/ExtensibleLoadManagerImplTest.java           | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/pulsar-broker/src/test/java/org/apache/pulsar/broker/loadbalance/extensions/ExtensibleLoadManagerImplTest.java b/pulsar-broker/src/test/java/org/apache/pulsar/broker/loadbalance/extensions/ExtensibleLoadManagerImplTest.java
index ea417a13c6d..ef71b542b63 100644
--- a/pulsar-broker/src/test/java/org/apache/pulsar/broker/loadbalance/extensions/ExtensibleLoadManagerImplTest.java
+++ b/pulsar-broker/src/test/java/org/apache/pulsar/broker/loadbalance/extensions/ExtensibleLoadManagerImplTest.java
@@ -1370,10 +1370,15 @@ public class ExtensibleLoadManagerImplTest extends ExtensibleLoadManagerImplBase
                 assertTrue(pulsar2.getConfiguration().isLoadBalancerServiceUnitTableViewSyncerEnabled()));
         makeSecondaryAsLeader();
         makePrimaryAsLeader();
-        Awaitility.await().atMost(30, TimeUnit.SECONDS)
+        // playLeader()/playFollower() run on a single-threaded loadManagerExecutor, so
+        // playLeader() on the new leader can be queued behind a still-running playFollower()
+        // from the prior demotion. Under CI load this serial chain plus the syncer.start()
+        // work (which opens both table views and runs syncExistingItems/syncTailItems)
+        // can take longer than 30s, so use a more generous timeout here.
+        Awaitility.await().atMost(60, TimeUnit.SECONDS)
                 .untilAsserted(() -> assertTrue(primaryLoadManager.getServiceUnitStateTableViewSyncer()
                         .isActive()));
-        Awaitility.await().atMost(30, TimeUnit.SECONDS)
+        Awaitility.await().atMost(60, TimeUnit.SECONDS)
                 .untilAsserted(() -> assertFalse(secondaryLoadManager.getServiceUnitStateTableViewSyncer()
                         .isActive()));
         ServiceConfiguration defaultConf = getDefaultConf();
@@ -1582,10 +1587,10 @@ public class ExtensibleLoadManagerImplTest extends ExtensibleLoadManagerImplBase
         Awaitility.await().untilAsserted(() ->
                 assertFalse(pulsar2.getConfiguration().isLoadBalancerServiceUnitTableViewSyncerEnabled()));
         makeSecondaryAsLeader();
-        Awaitility.await().atMost(30, TimeUnit.SECONDS)
+        Awaitility.await().atMost(60, TimeUnit.SECONDS)
                 .untilAsserted(() -> assertFalse(primaryLoadManager.getServiceUnitStateTableViewSyncer()
                         .isActive()));
-        Awaitility.await().atMost(30, TimeUnit.SECONDS)
+        Awaitility.await().atMost(60, TimeUnit.SECONDS)
                 .untilAsserted(() -> assertFalse(secondaryLoadManager.getServiceUnitStateTableViewSyncer()
                         .isActive()));
     }