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https://issues.apache.org/jira/browse/CASSANDRA-10389?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15103940#comment-15103940
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Kai Wang commented on CASSANDRA-10389:
--------------------------------------
[~jedrzej.sieracki] not sure if you still have this problem. But have you tried
to restart all the C* instances?
> Repair session exception Validation failed
> ------------------------------------------
>
> Key: CASSANDRA-10389
> URL: https://issues.apache.org/jira/browse/CASSANDRA-10389
> Project: Cassandra
> Issue Type: Bug
> Environment: Debian 8, Java 1.8.0_60, Cassandra 2.2.1 (datastax
> compilation)
> Reporter: Jędrzej Sieracki
> Fix For: 2.2.x
>
>
> I'm running a repair on a ring of nodes, that was recently extented from 3 to
> 13 nodes. The extension was done two days ago, the repair was attempted
> yesterday.
> {quote}
> [2015-09-22 11:55:55,266] Starting repair command #9, repairing keyspace
> perspectiv with repair options (parallelism: parallel, primary range: false,
> incremental: true, job threads: 1, ColumnFamilies: [], dataCenters: [],
> hosts: [], # of ranges: 517)
> [2015-09-22 11:55:58,043] Repair session 1f7c50c0-6110-11e5-b992-9f13fa8664c8
> for range (-5927186132136652665,-5917344746039874798] failed with error
> [repair #1f7c50c0-6110-11e5-b992-9f13fa8664c8 on
> perspectiv/stock_increment_agg, (-5927186132136652665,-5917344746039874798]]
> Validation failed in cblade1.XXX/XXX (progress: 0%)
> {quote}
> BTW, I am ignoring the LEAK errors for now, that's outside of the scope of
> the main issue:
> {quote}
> ERROR [Reference-Reaper:1] 2015-09-22 11:58:27,843 Ref.java:187 - LEAK
> DETECTED: a reference
> (org.apache.cassandra.utils.concurrent.Ref$State@4d25ad8f) to class
> org.apache.cassandra.io.sstable.format.SSTableReader$InstanceTidier@896826067:/var/lib/cassandra/data/perspectiv/stock_increment_agg-840cad405de711e5b9929f13fa8664c8/la-73-big
> was not released before the reference was garbage collected
> {quote}
> I scrubbed the sstable with failed validation on cblade1 with nodetool scrub
> perspectiv stock_increment_agg:
> {quote}
> INFO [CompactionExecutor:1704] 2015-09-22 12:05:31,615 OutputHandler.java:42
> - Scrubbing
> BigTableReader(path='/var/lib/cassandra/data/perspectiv/stock_increment_agg-840cad405de711e5b9929f13fa8664c8/la-83-big-Data.db')
> (345466609 bytes)
> INFO [CompactionExecutor:1703] 2015-09-22 12:05:31,615 OutputHandler.java:42
> - Scrubbing
> BigTableReader(path='/var/lib/cassandra/data/perspectiv/stock_increment_agg-840cad405de711e5b9929f13fa8664c8/la-82-big-Data.db')
> (60496378 bytes)
> ERROR [Reference-Reaper:1] 2015-09-22 12:05:31,676 Ref.java:187 - LEAK
> DETECTED: a reference
> (org.apache.cassandra.utils.concurrent.Ref$State@4ca8951e) to class
> org.apache.cassandra.io.sstable.format.SSTableReader$InstanceTidier@114161559:/var/lib/cassandra/data/perspectiv/receipt_agg_total-76abb0625de711e59f6e0b7d98a25b6e/la-48-big
> was not released before the reference was garbage collected
> ERROR [Reference-Reaper:1] 2015-09-22 12:05:31,676 Ref.java:187 - LEAK
> DETECTED: a reference
> (org.apache.cassandra.utils.concurrent.Ref$State@eeb6383) to class
> org.apache.cassandra.io.sstable.format.SSTableReader$InstanceTidier@1612685364:/var/lib/cassandra/data/perspectiv/stock_increment_agg-840cad405de711e5b9929f13fa8664c8/la-83-big
> was not released before the reference was garbage collected
> ERROR [Reference-Reaper:1] 2015-09-22 12:05:31,676 Ref.java:187 - LEAK
> DETECTED: a reference
> (org.apache.cassandra.utils.concurrent.Ref$State@1de90543) to class
> org.apache.cassandra.io.sstable.format.SSTableReader$InstanceTidier@2058626950:/var/lib/cassandra/data/perspectiv/receipt_agg_total-76abb0625de711e59f6e0b7d98a25b6e/la-49-big
> was not released before the reference was garbage collected
> ERROR [Reference-Reaper:1] 2015-09-22 12:05:31,676 Ref.java:187 - LEAK
> DETECTED: a reference
> (org.apache.cassandra.utils.concurrent.Ref$State@15616385) to class
> org.apache.cassandra.io.sstable.format.SSTableReader$InstanceTidier@1386628428:/var/lib/cassandra/data/perspectiv/receipt_agg_total-76abb0625de711e59f6e0b7d98a25b6e/la-47-big
> was not released before the reference was garbage collected
> INFO [CompactionExecutor:1703] 2015-09-22 12:05:35,098 OutputHandler.java:42
> - Scrub of
> BigTableReader(path='/var/lib/cassandra/data/perspectiv/stock_increment_agg-840cad405de711e5b9929f13fa8664c8/la-82-big-Data.db')
> complete: 51397 rows in new sstable and 0 empty (tombstoned) rows dropped
> INFO [CompactionExecutor:1704] 2015-09-22 12:05:47,605 OutputHandler.java:42
> - Scrub of
> BigTableReader(path='/var/lib/cassandra/data/perspectiv/stock_increment_agg-840cad405de711e5b9929f13fa8664c8/la-83-big-Data.db')
> complete: 292600 rows in new sstable and 0 empty (tombstoned) rows dropped
> {quote}
> Now, after scrubbing, another repair was attempted, it did finish, but with
> lots of errors from other nodes:
> {quote}
> [2015-09-22 12:01:18,020] Repair session db476b51-6110-11e5-b992-9f13fa8664c8
> for range (5019296454787813261,5021512586040808168] failed with error [repair
> #db476b51-6110-11e5-b992-9f13fa8664c8 on perspectiv/stock_increment_agg,
> (5019296454787813261,5021512586040808168]] Validation failed in /10.YYY
> (progress: 91%)
> [2015-09-22 12:01:18,079] Repair session db482ea1-6110-11e5-b992-9f13fa8664c8
> for range (-3660233266780784242,-3638577078894365342] failed with error
> [repair #db482ea1-6110-11e5-b992-9f13fa8664c8 on
> perspectiv/stock_increment_agg, (-3660233266780784242,-3638577078894365342]]
> Validation failed in /10.XXX (progress: 92%)
> [2015-09-22 12:01:18,276] Repair session db4a0361-6110-11e5-b992-9f13fa8664c8
> for range (9158857758535272856,9167427882441871745] failed with error [repair
> #db4a0361-6110-11e5-b992-9f13fa8664c8 on perspectiv/stock_increment_agg,
> (9158857758535272856,9167427882441871745]] Validation failed in /10.YYY
> (progress: 95%)
> {quote}
> After scrubbing stock_increment_agg on all nodes, just to be sure, the repair
> still failed, this time with the following exception:
> {quote}
> INFO [Repair#16:50] 2015-09-22 12:08:47,471 RepairJob.java:181 - [repair
> #ea123bf3-6111-11e5-b992-9f13fa8664c8] Requesting merkle trees for
> stock_increment_agg (to [/10.60.77.202, cblade1.XXX/XXX])
> ERROR [RepairJobTask:1] 2015-09-22 12:08:47,471 RepairSession.java:290 -
> [repair #ea123bf0-6111-11e5-b992-9f13fa8664c8] Session completed with the
> following error
> org.apache.cassandra.exceptions.RepairException: [repair
> #ea123bf0-6111-11e5-b992-9f13fa8664c8 on perspectiv/stock_increment_agg,
> (355657753119264326,366309649129068298]] Validation failed in cblade1.
> at
> org.apache.cassandra.repair.ValidationTask.treeReceived(ValidationTask.java:64)
> ~[apache-cassandra-2.2.1.jar:2.2.1]
> at
> org.apache.cassandra.repair.RepairSession.validationComplete(RepairSession.java:183)
> ~[apache-cassandra-2.2.1.jar:2.2.1]
> at
> org.apache.cassandra.service.ActiveRepairService.handleMessage(ActiveRepairService.java:399)
> ~[apache-cassandra-2.2.1.jar:2.2.1]
> at
> org.apache.cassandra.repair.RepairMessageVerbHandler.doVerb(RepairMessageVerbHandler.java:158)
> ~[apache-cassandra-2.2.1.jar:2.2.1]
> at
> org.apache.cassandra.net.MessageDeliveryTask.run(MessageDeliveryTask.java:66)
> ~[apache-cassandra-2.2.1.jar:2.2.1]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> [na:1.8.0_60]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> [na:1.8.0_60]
> at java.lang.Thread.run(Thread.java:745) [na:1.8.0_60]
> {quote}
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