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  1. Ignite
  2. IGNITE-8393

Unexpected error during WAL compression java.io.EOFException: EOF at position [0] expected to read [29] bytes

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Critical
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 2.5
    • Component/s: persistence
    • Labels:

      Description

      In WAL segment compression fails with exception, FileCompressed will print errors in endless loop without any progress:

      2018-04-26 11:35:25.152 [ERROR][wal-file-compressor%DPL_GRID%DplGridNodeName][o.a.i.i.p.c.p.w.FileWriteAheadLogManager] Unexpected error during WAL compression
      java.io.EOFException: EOF at position [0] expected to read [29] bytes
        at org.apache.ignite.internal.processors.cache.persistence.wal.FileInput.ensure(FileInput.java:126)
        at org.apache.ignite.internal.processors.cache.persistence.wal.FileWriteAheadLogManager.readSerializerVersionAndCompactedFlag(FileWriteAheadLogManager.java:2144)
         at org.apache.ignite.internal.processors.cache.persistence.wal.FileWriteAheadLogManager$FileCompressor.compressSegmentToFile(FileWriteAheadLogManager.java:1917)
        at org.apache.ignite.internal.processors.cache.persistence.wal.FileWriteAheadLogManager$FileCompressor.run(FileWriteAheadLogManager.java:1884)
      2018-04-26 11:35:25.391 [INFO ][node-stopper][o.a.i.i.m.d.GridDeploymentLocalStore] Removed undeployed class: GridDeployment [ts=1524730971870, depMode=SHARED, clsLdr=union-module-impl:com.sbt.core.envelope.container.loader.ImplClassLoader@7ee81f01, clsLdrId=7114b010361-b9172884-ab39-4b1c-94ed-6208828f27fe, userVer=0, loc=true, sampleClsName=org.apache.ignite.internal.processors.cache.GridCacheProcessor$RemovedItemsCleanupTask$1, pendingUndeploy=false, undeployed=true, usage=0]
      2018-04-26 11:35:25.400 [INFO ][node-stopper][o.a.i.i.IgniteKernal%DPL_GRID%DplGridNodeName]

      We should softly handle this situation: print message in log and continue the compression with next segment.
      We also should handle "skipped" segments and don't delete them in deleteObsoleteRawSegments().

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              • Assignee:
                ivan.glukos Ivan Rakov
                Reporter:
                sfilatov@gridgain.com Sergey Filatov
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