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https://issues.apache.org/jira/browse/HBASE-4388?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13104120#comment-13104120
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Todd Lipcon commented on HBASE-4388:
------------------------------------
I think the issue is actually with ROOT:
{noformat}
K: -ROOT-,,0/info:metamigrated/1315897917149/Put/vlen=1 V: \xFF
K: .META.,,1/info:regioninfo/1315897893486/Put/vlen=34 V:
\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x09.META.,,1\x00\x00\x06.META.K\xCC\x17\xA9
K: .META.,,1/info:regioninfo/1314587843400/Put/vlen=272 V:
\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x09.META.,,1\x00\x00\x00\x00\x00\x05\x06.META.\x00\x01\x00\x00\x00\x02\x00\x00\x00\x07IS_ROOT\x00\x00\x00\x05false\x00\x00\x00\x07IS_META\x00\x00\x00\x04true\x00\x00\x00\x01\x08\x04info\x00\x00\x00\x08\x00\x00\x00\x0BBLOOMFILTER\x00\x00\x00\x04NONE\x00\x00\x00\x11REPLICATION_SCOPE\x00\x00\x00\x010\x00\x00\x00\x0BCOMPRESSION\x00\x00\x00\x04NONE\x00\x00\x00\x08VERSIONS\x00\x00\x00\x0210\x00\x00\x00\x03TTL\x00\x00\x00\x0A2147483647\x00\x00\x00\x09BLOCKSIZE\x00\x00\x00\x048192\x00\x00\x00\x09IN_MEMORY\x00\x00\x00\x04true\x00\x00\x00\x0ABLOCKCACHE\x00\x00\x00\x04trueK\xCC\x17\xA9
{noformat}
Perhaps it's seeing the old version of the row in ROOT?
> Second start after migration from 90 to trunk crashes
> -----------------------------------------------------
>
> Key: HBASE-4388
> URL: https://issues.apache.org/jira/browse/HBASE-4388
> Project: HBase
> Issue Type: Bug
> Components: master, migration
> Affects Versions: 0.92.0
> Reporter: Todd Lipcon
> Priority: Blocker
> Fix For: 0.92.0
>
> Attachments: meta.tgz
>
>
> I started a trunk cluster to upgrade from 90, inserted a ton of data, then
> did a clean shutdown. When I started again, I got the following exception:
> 11/09/13 12:29:09 INFO master.HMaster: Meta has HRI with HTDs. Updating meta
> now.
> 11/09/13 12:29:09 FATAL master.HMaster: Unhandled exception. Starting
> shutdown.
> java.lang.NegativeArraySizeException: -102
> at org.apache.hadoop.hbase.util.Bytes.readByteArray(Bytes.java:147)
> at
> org.apache.hadoop.hbase.HTableDescriptor.readFields(HTableDescriptor.java:606)
> at
> org.apache.hadoop.hbase.migration.HRegionInfo090x.readFields(HRegionInfo090x.java:641)
> at
> org.apache.hadoop.hbase.util.Writables.getWritable(Writables.java:133)
> at
> org.apache.hadoop.hbase.util.Writables.getWritable(Writables.java:103)
> at
> org.apache.hadoop.hbase.util.Writables.getHRegionInfoForMigration(Writables.java:228)
> at
> org.apache.hadoop.hbase.catalog.MetaEditor.getHRegionInfoForMigration(MetaEditor.java:350)
> at
> org.apache.hadoop.hbase.catalog.MetaEditor$1.visit(MetaEditor.java:273)
> at
> org.apache.hadoop.hbase.catalog.MetaReader.fullScan(MetaReader.java:633)
> at
> org.apache.hadoop.hbase.catalog.MetaReader.fullScan(MetaReader.java:255)
> at
> org.apache.hadoop.hbase.catalog.MetaReader.fullScan(MetaReader.java:235)
> at
> org.apache.hadoop.hbase.catalog.MetaEditor.updateMetaWithNewRegionInfo(MetaEditor.java:284)
> at
> org.apache.hadoop.hbase.catalog.MetaEditor.migrateRootAndMeta(MetaEditor.java:298)
> at
> org.apache.hadoop.hbase.master.HMaster.updateMetaWithNewHRI(HMaster.java:529)
> at
> org.apache.hadoop.hbase.master.HMaster.finishInitialization(HMaster.java:472)
> at org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:309)
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