[jira] Assigned: (HBASE-1686) major compaction can create empty store files, causing AIOOB when trying to read

["stack (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HBASE-1686?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

stack reassigned HBASE-1686:
----------------------------

    Assignee: stack

> major compaction can create empty store files, causing AIOOB when trying to read
> --------------------------------------------------------------------------------
>
>                 Key: HBASE-1686
>                 URL: https://issues.apache.org/jira/browse/HBASE-1686
>             Project: Hadoop HBase
>          Issue Type: Bug
>    Affects Versions: 0.20.0
>            Reporter: ryan rawson
>            Assignee: stack
>            Priority: Blocker
>             Fix For: 0.20.0
>
>         Attachments: 1686.patch
>
>
> here is the backtrace:
> Caused by: java.lang.ArrayIndexOutOfBoundsException: 0
>         at org.apache.hadoop.hbase.io.hfile.HFile$Reader.getFirstKey(HFile.java:991)
>         at org.apache.hadoop.hbase.regionserver.StoreFileGetScan.getStoreFile(StoreFileGetScan.java:84)
>         at org.apache.hadoop.hbase.regionserver.StoreFileGetScan.get(StoreFileGetScan.java:65)
>         at org.apache.hadoop.hbase.regionserver.Store.get(Store.java:1548)
>         at org.apache.hadoop.hbase.regionserver.HRegion.get(HRegion.java:2263)
>         at org.apache.hadoop.hbase.regionserver.HRegion.get(HRegion.java:2252)
>         at org.apache.hadoop.hbase.regionserver.HRegionServer.get(HRegionServer.java:1739)
> This can happen if your table only has deletes, and everything evaporates during a major compaction.

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