Interesting.
We haven't had an issue.
Are you using the ../contrib/transactional indexing or the other package?
> From: gstat...@gmail.com
> Date: Fri, 16 Apr 2010 10:33:02 -0400
> Subject: OK to mix transactional tables with regular HTables?
> To: hbase-user@hadoop.apache.org
>
> Hello all,
>
> Is it OK to mix transactional IndexTable and regular HTables in the same
> cluster? I am testing with both types and, while things seem to work ok in
> the hbase shell, I just got this interesting warning when I restarted my
> local instance (see stack trace below). My data still seems to be there
> though.
>
> Thank you in advance for your input.
>
> -GS
>
>
> 2010-04-16 10:26:00,518 WARN org.apache.hadoop.hbase.regionserver.HLog:
> Exception processing
> hdfs://localhost:9000/hbase/.logs/192.168.1.16,49693,1271367158426/hlog.dat.1271367158502
> -- continuing. Possible DATA LOSS!
> java.io.IOException: wrong key class:
> org.apache.hadoop.hbase.regionserver.HLogKey is not class
> org.apache.hadoop.hbase.regionserver.transactional.THLogKey
> at org.apache.hadoop.io.SequenceFile$Reader.next(SequenceFile.java:1824)
> at org.apache.hadoop.io.SequenceFile$Reader.next(SequenceFile.java:1876)
> at org.apache.hadoop.hbase.regionserver.HLog.splitLog(HLog.java:966)
> at org.apache.hadoop.hbase.regionserver.HLog.splitLog(HLog.java:872)
> at
> org.apache.hadoop.hbase.master.HMaster.splitLogAfterStartup(HMaster.java:616)
> at
> org.apache.hadoop.hbase.master.HMaster.verifyClusterState(HMaster.java:550)
> at org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:413)
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