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https://issues.apache.org/jira/browse/HDFS-15434?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17143851#comment-17143851
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hemanthboyina commented on HDFS-15434:
--------------------------------------
Though we couldn't reproduce the issue , we doubt this issue occured under high
concurrency
discussed with [~brahmareddy] offline , i think we can extend removalListener
to cacheBuilder to solve the problem
any suggestions ?
> RBF: MountTableResolver#getDestinationForPath failing with AssertionError
> from localCache
> -----------------------------------------------------------------------------------------
>
> Key: HDFS-15434
> URL: https://issues.apache.org/jira/browse/HDFS-15434
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: hemanthboyina
> Priority: Major
>
> {code:java}
> org.apache.hadoop.ipc.Remote.Exception : java.lang.AssertionError
> com.google.common.cache.LocalCache$Segment.evictEntries(LocalCache.java:2698)
> at
> com.google.common.cache.LocalCache$Segment.storeLoadedValue(LocalCache.java:3166)
>
> at
> com.google.common.cache.LocalCache$Segment.getAndRecordStats(LocalCache.java:2386)
> at com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2351)
> at
> com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2313)
>
> at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2228) at
> at com.google.common.cache.LocalCache.get(LocalCache.java:3965)
> at
> com.google.common.cache.LocalCache$LocalManualCache.get(LocalCache.java:4764)
> at
> org.apache.hadoop.hdfs.server.federation.resolver.MountTableResolver.getDestinationForPath(MountTableResolver.java:382)
> at
> org.apache.hadoop.hdfs.server.federation.resolver.MultipleDestinationMountTableResolver.getDestinationForPath(MultipleDestinationMountTableResolver.java:87)
> at
> org.apache.hadoop.hdfs.server.federation.router.RouterRpcServer.getLocationsForPath(RouterRpcServer.java:1406)
> at
> org.apache.hadoop.hdfs.server.federation.router.RouterRpcServer.getLocationsForPath(RouterRpcServer.java:1389)
> at
> org.apache.hadoop.hdfs.server.federation.router.RouterClientProtocol.getFileInfo(RouterClientProtocol.java:741)
> at
> org.apache.hadoop.hdfs.server.federation.router.RouterRpcServer.getFileInfo(RouterRpcServer.java:763)
> {code}
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