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Posted to issues@ignite.apache.org by "Alexander Belyak (JIRA)" <ji...@apache.org> on 2017/11/17 11:40:00 UTC
[jira] [Commented] (IGNITE-6923) Cache metrics are updated in
timeout-worker potentially delaying critical code execution due to current
implementation issues.
[ https://issues.apache.org/jira/browse/IGNITE-6923?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16256868#comment-16256868 ]
Alexander Belyak commented on IGNITE-6923:
------------------------------------------
It look like partitions iteration, not full cache iteration.
> Cache metrics are updated in timeout-worker potentially delaying critical code execution due to current implementation issues.
> ------------------------------------------------------------------------------------------------------------------------------
>
> Key: IGNITE-6923
> URL: https://issues.apache.org/jira/browse/IGNITE-6923
> Project: Ignite
> Issue Type: Bug
> Security Level: Public(Viewable by anyone)
> Affects Versions: 2.3
> Reporter: Alexei Scherbakov
> Fix For: 2.4
>
>
> Some metrics are using full cache iteration for calculation.
> See stack trace for example.
> {noformat}
> "grid-timeout-worker-#39%DPL_GRID%DplGridNodeName%" #152 prio=5 os_prio=0 tid=0x00007f1009a03000 nid=0x5caa runnable [0x00007f0f059d9000]
> java.lang.Thread.State: RUNNABLE
> at java.util.HashMap.containsKey(HashMap.java:595)
> at java.util.HashSet.contains(HashSet.java:203)
> at java.util.Collections$UnmodifiableCollection.contains(Collections.java:1032)
> at org.apache.ignite.internal.processors.cache.IgniteCacheOffheapManagerImpl$3.apply(IgniteCacheOffheapManagerImpl.java:339)
> at org.apache.ignite.internal.processors.cache.IgniteCacheOffheapManagerImpl$3.apply(IgniteCacheOffheapManagerImpl.java:337)
> at org.apache.ignite.internal.util.lang.gridfunc.TransformFilteringIterator.hasNext:@TransformFilteringIterator.java:90)
> at org.apache.ignite.internal.util.lang.GridIteratorAdapter.hasNext(GridIteratorAdapter.java:45)
> at org.apache.ignite.internal.processors.cache.IgniteCacheOffheapManagerImpl.cacheEntriesCount(IgniteCacheOffheapManagerImpl.java:293)
> at org.apache.ignite.internal.processors.cache.CacheMetricsImpl.getOffHeapPrimaryEntriesCount(CacheMetricsImpl.java:240)
> at org.apache.ignite.internal.processors.cache.CacheMetricsSnapshot.<init>(CacheMetricsSnapshot.java:271)
> at org.apache.ignite.internal.processors.cache.GridCacheAdapter.localMetrics(GridCacheAdapter.java:3217)
> at org.apache.ignite.internal.managers.discovery.GridDiscoveryManager$7.cacheMetrics(GridDiscoveryManager.java:1151)
> at org.apache.ignite.internal.managers.discovery.GridDiscoveryManager$7.nonHeapMemoryUsed(GridDiscoveryManager.java:1121)
> at org.apache.ignite.internal.managers.discovery.GridDiscoveryManager$7.metrics(GridDiscoveryManager.java:1087)
> at org.apache.ignite.spi.discovery.tcp.internal.TcpDiscoveryNode.metrics(TcpDiscoveryNode.java:269)
> at org.apache.ignite.internal.IgniteKernal$3.run(IgniteKernal.java:1175)
> at org.apache.ignite.internal.processors.timeout.GridTimeoutProcessor$CancelableTask.onTimeout(GridTimeoutProcessor.java:256)
> - locked <0x00007f115f5bf890> (a org.apache.ignite.internal.processors.timeout.GridTimeoutProcessor$CancelableTask)
> at org.apache.ignite.internal.processors.timeout.GridTimeoutProcessor$TimeoutWorker.body(GridTimeoutProcessor.java:158)
> at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:110)
> at java.lang.Thread.run(Thread.java:748)
> {noformat}
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