java.io.IOException: Map failed

Google Groups | Tommaso Parisi | 6 months ago
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    how to retry failed persist-n-merge of realtime task

    Google Groups | 6 months ago | Tommaso Parisi
    java.io.IOException: Map failed
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    Realtime server Mmap failed due to OOM

    GitHub | 7 months ago | fx19880617
    java.io.IOException: Map failed
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    GitHub comment 388#257259653

    GitHub | 1 month ago | XLILT
    java.io.IOException: Map failed
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    es1.0beta2 shard lost error

    GitHub | 3 years ago | jingetema
    org.elasticsearch.index.engine.FlushFailedEngineException: [logstash-2013-12-20][1] Flush failed

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    Root Cause Analysis

    1. java.lang.OutOfMemoryError

      Map failed

      at sun.nio.ch.FileChannelImpl.map0()
    2. Java RT
      FileChannelImpl.map
      1. sun.nio.ch.FileChannelImpl.map0(Native Method)[?:1.8.0_72-internal]
      2. sun.nio.ch.FileChannelImpl.map(FileChannelImpl.java:937)[?:1.8.0_72-internal]
      2 frames
    3. Guava
      Files.map
      1. com.google.common.io.Files.map(Files.java:864)[guava-16.0.1.jar:?]
      2. com.google.common.io.Files.map(Files.java:851)[guava-16.0.1.jar:?]
      3. com.google.common.io.Files.map(Files.java:818)[guava-16.0.1.jar:?]
      4. com.google.common.io.Files.map(Files.java:790)[guava-16.0.1.jar:?]
      4 frames
    4. java-util
      SmooshedFileMapper.mapFile
      1. com.metamx.common.io.smoosh.SmooshedFileMapper.mapFile(SmooshedFileMapper.java:124)[java-util-0.27.7.jar:?]
      1 frame
    5. Druid Processing
      IndexMerger.mergeQueryableIndex
      1. io.druid.segment.IndexIO$DefaultIndexIOHandler.convertV8toV9(IndexIO.java:559)[druid-processing-0.9.0.jar:0.9.0]
      2. io.druid.segment.IndexMerger.makeIndexFiles(IndexMerger.java:1009)[druid-processing-0.9.0.jar:0.9.0]
      3. io.druid.segment.IndexMerger.merge(IndexMerger.java:421)[druid-processing-0.9.0.jar:0.9.0]
      4. io.druid.segment.IndexMerger.mergeQueryableIndex(IndexMerger.java:242)[druid-processing-0.9.0.jar:0.9.0]
      5. io.druid.segment.IndexMerger.mergeQueryableIndex(IndexMerger.java:215)[druid-processing-0.9.0.jar:0.9.0]
      5 frames
    6. Druid Server
      RealtimePlumber$4.doRun
      1. io.druid.segment.realtime.plumber.RealtimePlumber$4.doRun(RealtimePlumber.java:536)[druid-server-0.9.0.jar:0.9.0]
      1 frame
    7. Druid Common
      ThreadRenamingRunnable.run
      1. io.druid.common.guava.ThreadRenamingRunnable.run(ThreadRenamingRunnable.java:42)[druid-common-0.9.0.jar:0.9.0]
      1 frame
    8. Java RT
      Thread.run
      1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)[?:1.8.0_72-internal]
      2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)[?:1.8.0_72-internal]
      3. java.lang.Thread.run(Thread.java:745)[?:1.8.0_72-internal]
      3 frames