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https://issues.apache.org/jira/browse/CASSANDRA-17039?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17441464#comment-17441464
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Caleb Rackliffe commented on CASSANDRA-17039:
---------------------------------------------
The memory meter reports completely different numbers between J8 and J11 for
the retained size of {{MeasureableRepairSession}} across the same exact C*
codebase:
J8
{noformat}
INFO [main] 2021-11-09 20:13:02,767 RepairJob.java:268 - Created 2 sync tasks
based on 3 merkle tree responses for 6e524549-dbfd-4143-83b6-8a9920594f9e
(took: 13ms)
INFO [RepairJobTask:1] 2021-11-09 20:13:02,876 SyncTask.java:89 - [repair
#bba3e650-41cb-11ec-86cb-e76f756cd20a] Endpoints /127.0.0.1:7012 and
/127.0.0.2:7012 have 1 range(s) out of sync for Standard1
INFO [RepairJobTask:2] 2021-11-09 20:13:02,876 SyncTask.java:89 - [repair
#bba3e650-41cb-11ec-86cb-e76f756cd20a] Endpoints /127.0.0.1:7012 and
/127.0.0.3:7012 have 1 range(s) out of sync for Standard1
INFO [RepairJobTask:2] 2021-11-09 20:13:02,878 SymmetricRemoteSyncTask.java:68
- [repair #bba3e650-41cb-11ec-86cb-e76f756cd20a] Forwarding streaming repair of
1 ranges to /127.0.0.1:7012 (to be streamed with /127.0.0.3:7012)
INFO [RepairJobTask:1] 2021-11-09 20:13:02,878 SymmetricRemoteSyncTask.java:68
- [repair #bba3e650-41cb-11ec-86cb-e76f756cd20a] Forwarding streaming repair of
1 ranges to /127.0.0.1:7012 (to be streamed with /127.0.0.2:7012)
ERROR [main] 2021-11-09 20:13:03,123 SubstituteLogger.java:265 - Size with
trees: 9574096
DEBUG [RepairJobTask:2] 2021-11-09 20:13:03,125 RepairSession.java:241 -
[repair #bba3e650-41cb-11ec-86cb-e76f756cd20a] Repair completed between
/127.0.0.1:7012 and /127.0.0.3:7012 on Standard1
DEBUG [RepairJobTask:1] 2021-11-09 20:13:03,125 RepairSession.java:241 -
[repair #bba3e650-41cb-11ec-86cb-e76f756cd20a] Repair completed between
/127.0.0.1:7012 and /127.0.0.2:7012 on Standard1
ERROR [main] 2021-11-09 20:13:03,275 SubstituteLogger.java:265 - Size without
trees: 1863000
{noformat}
J11
{noformat}
INFO [main] 2021-11-09 20:13:26,155 RepairJob.java:268 - Created 2 sync tasks
based on 3 merkle tree responses for f9e90e8c-6ae6-4ca9-ba24-f40750d8b0f8
(took: 11ms)
INFO [RepairJobTask:1] 2021-11-09 20:13:26,204 SyncTask.java:89 - [repair
#c9a25bb0-41cb-11ec-bba2-f9bd30f7271a] Endpoints /127.0.0.1:7012 and
/127.0.0.2:7012 have 1 range(s) out of sync for Standard1
INFO [RepairJobTask:2] 2021-11-09 20:13:26,204 SyncTask.java:89 - [repair
#c9a25bb0-41cb-11ec-bba2-f9bd30f7271a] Endpoints /127.0.0.1:7012 and
/127.0.0.3:7012 have 1 range(s) out of sync for Standard1
INFO [RepairJobTask:2] 2021-11-09 20:13:26,205 SymmetricRemoteSyncTask.java:68
- [repair #c9a25bb0-41cb-11ec-bba2-f9bd30f7271a] Forwarding streaming repair of
1 ranges to /127.0.0.1:7012 (to be streamed with /127.0.0.3:7012)
INFO [RepairJobTask:1] 2021-11-09 20:13:26,205 SymmetricRemoteSyncTask.java:68
- [repair #c9a25bb0-41cb-11ec-bba2-f9bd30f7271a] Forwarding streaming repair of
1 ranges to /127.0.0.1:7012 (to be streamed with /127.0.0.2:7012)
ERROR [main] 2021-11-09 20:13:26,641 SubstituteLogger.java:265 - Size with
trees: 16202960
DEBUG [RepairJobTask:1] 2021-11-09 20:13:26,643 RepairSession.java:241 -
[repair #c9a25bb0-41cb-11ec-bba2-f9bd30f7271a] Repair completed between
/127.0.0.1:7012 and /127.0.0.2:7012 on Standard1
DEBUG [RepairJobTask:2] 2021-11-09 20:13:26,643 RepairSession.java:241 -
[repair #c9a25bb0-41cb-11ec-bba2-f9bd30f7271a] Repair completed between
/127.0.0.1:7012 and /127.0.0.3:7012 on Standard1
ERROR [main] 2021-11-09 20:13:48,363 SubstituteLogger.java:265 - Size without
trees: 8447392
{noformat}
> Flaky RepairJobTest.testNoTreesRetainedAfterDifference
> ------------------------------------------------------
>
> Key: CASSANDRA-17039
> URL: https://issues.apache.org/jira/browse/CASSANDRA-17039
> Project: Cassandra
> Issue Type: Bug
> Components: Consistency/Repair
> Reporter: Brandon Williams
> Assignee: Caleb Rackliffe
> Priority: Normal
>
> Sometimes fails an assertion:
> {noformat}
> Expecting:
> <10000L>
> to be less than:
> <10000L>
> {noformat}
> https://app.circleci.com/pipelines/github/driftx/cassandra/269/workflows/f2b0a738-0785-4011-9ac1-071837dc9170/jobs/2049/tests#failed-test-1
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