Alexei Scherbakov created IGNITE-6923:
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Summary: 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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