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https://issues.apache.org/jira/browse/CASSANDRA-14369?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16432238#comment-16432238
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Paulo Motta commented on CASSANDRA-14369:
-----------------------------------------
Since you are using multiple disks (JBOD) this looks similar to
CASSANDRA-13948, would you mind upgrade to 3.11.2 and see if the issue is
happening there?
> infinite loop when decommission a node
> --------------------------------------
>
> Key: CASSANDRA-14369
> URL: https://issues.apache.org/jira/browse/CASSANDRA-14369
> Project: Cassandra
> Issue Type: Bug
> Reporter: Daniel Woo
> Priority: Major
> Fix For: 3.11.1
>
>
> I have 6 nodes (N1 to N6)， N2 to N6 are new hardwares with two SSDs on each,
> N1 is an old box with spinning disks, and I am trying to decommission N1.
> Then I see two nodes are trying to receive streaming from N1 infinitely. The
> log rotates so quickly that I can only see this:
>
> {{INFO [CompactionExecutor:19401] 2018-04-07 13:07:56,560
> LeveledManifest.java:474 - Adding high-level (L3)
> BigTableReader(path='/opt/platform/data1/cassandra/data/data/contract_center_cloud/contract-2f2f9f70cd9911e7bfe87fec03576322/mc-31-big-Data.db')
> to candidates}}{{INFO [CompactionExecutor:19401] 2018-04-07 13:07:56,560
> LeveledManifest.java:474 - Adding high-level (L3)
> BigTableReader(path='/opt/platform/data1/cassandra/data/data/contract_center_cloud/contract-2f2f9f70cd9911e7bfe87fec03576322/mc-31-big-Data.db')
> to candidates}}{{INFO [CompactionExecutor:19401] 2018-04-07 13:07:56,560
> LeveledManifest.java:474 - Adding high-level (L3)
> BigTableReader(path='/opt/platform/data1/cassandra/data/data/contract_center_cloud/contract-2f2f9f70cd9911e7bfe87fec03576322/mc-31-big-Data.db')
> to candidates}}{{INFO [CompactionExecutor:19401] 2018-04-07 13:07:56,560
> LeveledManifest.java:474 - Adding high-level (L3)
> BigTableReader(path='/opt/platform/data1/cassandra/data/data/contract_center_cloud/contract-2f2f9f70cd9911e7bfe87fec03576322/mc-31-big-Data.db')
> to candidates}}{{INFO [CompactionExecutor:19401] 2018-04-07 13:07:56,560
> LeveledManifest.java:474 - Adding high-level (L3)
> BigTableReader(path='/opt/platform/data1/cassandra/data/data/contract_center_cloud/contract-2f2f9f70cd9911e7bfe87fec03576322/mc-31-big-Data.db')
> to candidates}}{{INFO [CompactionExecutor:19401] 2018-04-07 13:07:56,560
> LeveledManifest.java:474 - Adding high-level (L3)
> BigTableReader(path='/opt/platform/data1/cassandra/data/data/contract_center_cloud/contract-2f2f9f70cd9911e7bfe87fec03576322/mc-31-big-Data.db')
> to candidates}}{{INFO [CompactionExecutor:19401] 2018-04-07 13:07:56,560
> LeveledManifest.java:474 - Adding high-level (L3)
> BigTableReader(path='/opt/platform/data1/cassandra/data/data/contract_center_cloud/contract-2f2f9f70cd9911e7bfe87fec03576322/mc-31-big-Data.db')
> to candidates}}{{INFO [CompactionExecutor:19401] 2018-04-07 13:07:56,561
> LeveledManifest.java:474 - Adding high-level (L3)
> BigTableReader(path='/opt/platform/data1/cassandra/data/data/contract_center_cloud/contract-2f2f9f70cd9911e7bfe87fec03576322/mc-31-big-Data.db')
> to candidates}}{{INFO [CompactionExecutor:19401] 2018-04-07 13:07:56,561
> LeveledManifest.java:474 - Adding high-level (L3)
> BigTableReader(path='/opt/platform/data1/cassandra/data/data/contract_center_cloud/contract-2f2f9f70cd9911e7bfe87fec03576322/mc-31-big-Data.db')
> to candidates}}{{INFO [CompactionExecutor:19401] 2018-04-07 13:07:56,561
> LeveledManifest.java:474 - Adding high-level (L3)
> BigTableReader(path='/opt/platform/data1/cassandra/data/data/contract_center_cloud/contract-2f2f9f70cd9911e7bfe87fec03576322/mc-31-big-Data.db')
> to candidates}}
> nodetool tpstats shows some of the compactions are pending:
>
> {{Pool Name Active Pending Completed Blocked
> All time blocked}}{{ReadStage 0 0
> 1366419 0 0}}{{MiscStage
> 0 0 0 0 0}}{{CompactionExecutor
> 9 9 77739 0
> 0}}{{MutationStage 0 0 7504702
> 0 0}}{{MemtableReclaimMemory 0 0
> 327 0 0}}{{PendingRangeCalculator
> 0 0 20 0 0}}{{GossipStage
> 0 0 486365 0
> 0}}{{SecondaryIndexManagement 0 0 0
> 0 0}}
>
> This is from the jstack output:
> {{"CompactionExecutor:16666" #26533 daemon prio=1 os_prio=4
> tid=0x00007f971812f170 nid=0x6581 waiting for monitor entry
> [0x00007f9990f4a000]}}{{ java.lang.Thread.State: BLOCKED (on object
> monitor)}}{{ at
> org.apache.cassandra.db.compaction.LeveledManifest.getCompactionCandidates(LeveledManifest.java:310)}}{{
> - waiting to lock <0x00000001c14acab0> (a
> org.apache.cassandra.db.compaction.LeveledManifest)}}{{ at
> org.apache.cassandra.db.compaction.LeveledCompactionStrategy.getNextBackgroundTask(LeveledCompactionStrategy.java:119)}}{{
> at
> org.apache.cassandra.db.compaction.CompactionStrategyManager.getNextBackgroundTask(CompactionStrategyManager.java:119)}}{{
> at
> org.apache.cassandra.db.compaction.CompactionManager$BackgroundCompactionCandidate.run(CompactionManager.java:262)}}{{
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)}}{{
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)}}{{ at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)}}{{
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)}}{{
> at
> org.apache.cassandra.concurrent.NamedThreadFactory.lambda$threadLocalDeallocator$0(NamedThreadFactory.java:81)}}{{
> at
> org.apache.cassandra.concurrent.NamedThreadFactory$$Lambda$5/2123444693.run(Unknown
> Source)}}{{ at java.lang.Thread.run(Thread.java:748)}}{{ }}{{ Locked
> ownable synchronizers:}}{{ - <0x00000002b48f5ff0> (a
> java.util.concurrent.ThreadPoolExecutor$Worker)}}{{
> }}{{"CompactionExecutor:16632" #26499 daemon prio=1 os_prio=4
> tid=0x00007f970c16c420 nid=0x6553 runnable [0x00007f9982714000]}}{{
> java.lang.Thread.State: RUNNABLE}}{{ at
> org.apache.cassandra.db.compaction.LeveledManifest.getLevelSize(LeveledManifest.java:489)}}{{
> - locked <0x00000001c14acab0> (a
> org.apache.cassandra.db.compaction.LeveledManifest)}}{{ at
> org.apache.cassandra.db.compaction.LeveledManifest.getOverlappingStarvedSSTables(LeveledManifest.java:448)}}{{
> at
> org.apache.cassandra.db.compaction.LeveledManifest.getCompactionCandidates(LeveledManifest.java:370)}}{{
> - locked <0x00000001c14acab0> (a
> org.apache.cassandra.db.compaction.LeveledManifest)}}{{ at
> org.apache.cassandra.db.compaction.LeveledCompactionStrategy.getNextBackgroundTask(LeveledCompactionStrategy.java:119)}}{{
> at
> org.apache.cassandra.db.compaction.CompactionStrategyManager.getNextBackgroundTask(CompactionStrategyManager.java:119)}}{{
> at
> org.apache.cassandra.db.compaction.CompactionManager$BackgroundCompactionCandidate.run(CompactionManager.java:262)}}{{
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)}}{{
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)}}{{ at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)}}{{
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)}}{{
> at
> org.apache.cassandra.concurrent.NamedThreadFactory.lambda$threadLocalDeallocator$0(NamedThreadFactory.java:81)}}{{
> at
> org.apache.cassandra.concurrent.NamedThreadFactory$$Lambda$5/2123444693.run(Unknown
> Source)}}{{ at java.lang.Thread.run(Thread.java:748)}}{{ }}{{ Locked
> ownable synchronizers:}}
>
> Now the problem is, this is my online production environment, how can I fix
> it online?
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