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  1. HBase
  2. HBASE-21349

Cluster is going down but CatalogJanitor and Normalizer try to run and fail noisely

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: 2.1.0
    • Fix Version/s: 3.0.0, 2.2.0, 2.1.1, 2.0.3
    • Component/s: None
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      Shutting down can take a while. Meantime catalog janitor and or normalizer (etc?) try to run and when they can't, they fail noisely. Looks bad:

      2018-10-19 21:23:24,962 INFO org.apache.hadoop.hbase.master.ServerManager: Cluster shutdown set; vc1205.halxg.cloudera.com,22101,1539991730711 expired; onlineServers=51
      2018-10-19 21:25:54,502 WARN org.apache.hadoop.hbase.master.CatalogJanitor: Failed scan of catalog table
      java.io.IOException: connection is closed
              at org.apache.hadoop.hbase.MetaTableAccessor.getMetaHTable(MetaTableAccessor.java:267)
              at org.apache.hadoop.hbase.MetaTableAccessor.scanMeta(MetaTableAccessor.java:763)
              at org.apache.hadoop.hbase.MetaTableAccessor.scanMeta(MetaTableAccessor.java:734)
              at org.apache.hadoop.hbase.MetaTableAccessor.scanMeta(MetaTableAccessor.java:684)
              at org.apache.hadoop.hbase.MetaTableAccessor.scanMetaForTableRegions(MetaTableAccessor.java:679)
              at org.apache.hadoop.hbase.master.CatalogJanitor.getMergedRegionsAndSplitParents(CatalogJanitor.java:185)
              at org.apache.hadoop.hbase.master.CatalogJanitor.getMergedRegionsAndSplitParents(CatalogJanitor.java:137)
              at org.apache.hadoop.hbase.master.CatalogJanitor.scan(CatalogJanitor.java:243)
              at org.apache.hadoop.hbase.master.CatalogJanitor.chore(CatalogJanitor.java:116)
              at org.apache.hadoop.hbase.ScheduledChore.run(ScheduledChore.java:186)
              at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
              at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
              at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
              at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
              at org.apache.hadoop.hbase.JitterScheduledThreadPoolExecutorImpl$JitteredRunnableScheduledFuture.run(JitterScheduledThreadPoolExecutorImpl.java:111)
              at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
              at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
              at java.lang.Thread.run(Thread.java:748)
      2018-10-19 21:25:54,507 ERROR org.apache.hadoop.hbase.master.normalizer.RegionNormalizerChore: Failed to normalize regions.
      java.io.IOException: connection is closed
              at org.apache.hadoop.hbase.MetaTableAccessor.getMetaHTable(MetaTableAccessor.java:267)
              at org.apache.hadoop.hbase.MetaTableAccessor.scanMeta(MetaTableAccessor.java:763)
              at org.apache.hadoop.hbase.MetaTableAccessor.scanMeta(MetaTableAccessor.java:734)
              at org.apache.hadoop.hbase.MetaTableAccessor.scanMeta(MetaTableAccessor.java:690)
              at org.apache.hadoop.hbase.MetaTableAccessor.fullScanTables(MetaTableAccessor.java:240)
              at org.apache.hadoop.hbase.master.TableStateManager.getTablesInStates(TableStateManager.java:189)
              at org.apache.hadoop.hbase.master.HMaster.normalizeRegions(HMaster.java:1718)
              at org.apache.hadoop.hbase.master.normalizer.RegionNormalizerChore.chore(RegionNormalizerChore.java:48)
              at org.apache.hadoop.hbase.ScheduledChore.run(ScheduledChore.java:186)
              at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
              at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
              at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
              at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
              at org.apache.hadoop.hbase.JitterScheduledThreadPoolExecutorImpl$JitteredRunnableScheduledFuture.run(JitterScheduledThreadPoolExecutorImpl.java:111)
              at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
              at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
              at java.lang.Thread.run(Thread.java:748)
      
      

        Attachments

        1. HBASE-22349.master.001.patch
          3 kB
          Xu Cang
        2. HBASE-21349.master.002.patch
          3 kB
          Xu Cang
        3. HBASE-21349.master.002.patch
          3 kB
          Michael Stack
        4. HBASE-21349.master.002.patch
          3 kB
          Xu Cang

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            People

            • Assignee:
              xucang Xu Cang
              Reporter:
              stack Michael Stack
            • Votes:
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              Watchers:
              3 Start watching this issue

              Dates

              • Created:
                Updated:
                Resolved: