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From "Sean Busbey (Jira)" <j...@apache.org>
Subject [jira] [Reopened] (HBASE-23553) Snapshot referenced data files are deleted in some case
Date Tue, 03 Mar 2020 18:45:00 GMT

     [ https://issues.apache.org/jira/browse/HBASE-23553?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Sean Busbey reopened HBASE-23553:
---------------------------------

> Snapshot referenced data files are deleted in some case
> -------------------------------------------------------
>
>                 Key: HBASE-23553
>                 URL: https://issues.apache.org/jira/browse/HBASE-23553
>             Project: HBase
>          Issue Type: Bug
>            Reporter: Yi Mei
>            Assignee: Yi Mei
>            Priority: Major
>             Fix For: 3.0.0, 2.3.0, 2.2.3
>
>
> We scan snapshot in our cluster and got following exception:
> {code:java}
> java.io.IOException: java.io.IOException: java.io.FileNotFoundException: Unable to open
link: org.apache.hadoop.hbase.io.HFileLink locations=[hdfs://tjwqsrv-galaxy98/hbase/tjwqsrv-galaxy98/data/default/galaxy_online_fds_object_table/06dd90d8540b56343859b63a6134450c/A/4dddda6cf05f419a9f61059cb05a962f,
hdfs://tjwqsrv-galaxy98/hbase/tjwqsrv-galaxy98/.tmp/data/default/galaxy_online_fds_object_table/06dd90d8540b56343859b63a6134450c/A/4dddda6cf05f419a9f61059cb05a962f,
hdfs://tjwqsrv-galaxy98/hbase/tjwqsrv-galaxy98/archive/data/default/galaxy_online_fds_object_table/06dd90d8540b56343859b63a6134450c/A/4dddda6cf05f419a9f61059cb05a962f]

> at org.apache.hadoop.hbase.regionserver.HRegion.initializeRegionStores(HRegion.java:867)

> at org.apache.hadoop.hbase.regionserver.HRegion.initializeRegionInternals(HRegion.java:778)
at org.apache.hadoop.hbase.regionserver.HRegion.initialize(HRegion.java:749) 
> at org.apache.hadoop.hbase.regionserver.HRegion.openHRegion(HRegion.java:5306) 
> at org.apache.hadoop.hbase.regionserver.HRegion.openHRegion(HRegion.java:5271) 
> at org.apache.hadoop.hbase.regionserver.HRegion.openHRegion(HRegion.java:5243) 
> at org.apache.hadoop.hbase.client.ClientSideRegionScanner.<init>(ClientSideRegionScanner.java:72)

> at org.apache.hadoop.hbase.mapreduce.TableSnapshotInputFormatImpl$RecordReader.initialize(TableSnapshotInputFormatImpl.java:239)

> at org.apache.hadoop.hbase.mapreduce.TableSnapshotInputFormat$TableSnapshotRegionRecordReader.initialize(TableSnapshotInputFormat.java:150)

> at org.apache.hadoop.mapred.MapTask$NewTrackingRecordReader.initialize(MapTask.java:552)
at {code}
> I checked to namenode logs and found that this file is deleted by hbase cleaner although
a snapshot still referenced to this file.
>  



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