[infinispan-issues] [JBoss JIRA] (ISPN-5523) Allocated buffer in key and value converter should be released

[Galder Zamarreño (JIRA)]

     [ https://issues.jboss.org/browse/ISPN-5523?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Work on ISPN-5523 started by Galder Zamarreño.
----------------------------------------------
> Allocated buffer in key and value converter should be released
> --------------------------------------------------------------
>
>                 Key: ISPN-5523
>                 URL: https://issues.jboss.org/browse/ISPN-5523
>             Project: Infinispan
>          Issue Type: Feature Request
>          Components: Remote Protocols
>    Affects Versions: 7.2.2.Final, 8.0.0.Alpha1
>            Reporter: Galder Zamarreño
>            Assignee: Galder Zamarreño
>             Fix For: 8.0.0.Alpha2, 7.2.3.Final, 8.0.0.Final
>
>
> Some near caching tests are throwing:
> {code}
> 04:11:24,499 ERROR [org.infinispan.server.hotrod.CacheDecodeContext] (HotRodServerWorker-43) ISPN005009: Unexpected error before any request parameters read: java.lang.OutOfMemoryError: Direct buffer memory
> 	at java.nio.Bits.reserveMemory(Bits.java:658) [rt.jar:1.7.0_75]
> 	at java.nio.DirectByteBuffer.<init>(DirectByteBuffer.java:123) [rt.jar:1.7.0_75]
> 	at java.nio.ByteBuffer.allocateDirect(ByteBuffer.java:306) [rt.jar:1.7.0_75]
> 	at io.netty.buffer.PoolArena$DirectArena.newChunk(PoolArena.java:433) [netty-all-4.0.18.Final-redhat-1.jar:4.0.18.Final-redhat-1]
> 	at io.netty.buffer.PoolArena.allocateNormal(PoolArena.java:179) [netty-all-4.0.18.Final-redhat-1.jar:4.0.18.Final-redhat-1]
> 	at io.netty.buffer.PoolArena.allocate(PoolArena.java:168) [netty-all-4.0.18.Final-redhat-1.jar:4.0.18.Final-redhat-1]
> 	at io.netty.buffer.PoolArena.allocate(PoolArena.java:98) [netty-all-4.0.18.Final-redhat-1.jar:4.0.18.Final-redhat-1]
> 	at io.netty.buffer.PooledByteBufAllocator.newDirectBuffer(PooledByteBufAllocator.java:241) [netty-all-4.0.18.Final-redhat-1.jar:4.0.18.Final-redhat-1]
> 	at io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:155) [netty-all-4.0.18.Final-redhat-1.jar:4.0.18.Final-redhat-1]
> 	at io.netty.buffer.AbstractByteBufAllocator.directBuffer(AbstractByteBufAllocator.java:146) [netty-all-4.0.18.Final-redhat-1.jar:4.0.18.Final-redhat-1]
> 	at io.netty.buffer.AbstractByteBufAllocator.ioBuffer(AbstractByteBufAllocator.java:107) [netty-all-4.0.18.Final-redhat-1.jar:4.0.18.Final-redhat-1]
> 	at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:106) [netty-all-4.0.18.Final-redhat-1.jar:4.0.18.Final-redhat-1]
> 	at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:494) [netty-all-4.0.18.Final-redhat-1.jar:4.0.18.Final-redhat-1]
> 	at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:461) [netty-all-4.0.18.Final-redhat-1.jar:4.0.18.Final-redhat-1]
> 	at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:378) [netty-all-4.0.18.Final-redhat-1.jar:4.0.18.Final-redhat-1]
> 	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:350) [netty-all-4.0.18.Final-redhat-1.jar:4.0.18.Final-redhat-1]
> 	at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116) [netty-all-4.0.18.Final-redhat-1.jar:4.0.18.Final-redhat-1]
> 	at java.lang.Thread.run(Thread.java:745) [rt.jar:1.7.0_75]
> {code}
> KeyValueVersionConverter allocates a byte buffer but does not release it. It could be the cause...



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