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From "stack (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HBASE-1134) OOME in HMaster when HBaseRPC is older than 0.19
Date Sun, 18 Jan 2009 03:16:59 GMT

    [ https://issues.apache.org/jira/browse/HBASE-1134?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12664921#action_12664921
] 

stack commented on HBASE-1134:
------------------------------

Should we squash the outstanding RC J-D?

> OOME in HMaster when HBaseRPC is older than 0.19
> ------------------------------------------------
>
>                 Key: HBASE-1134
>                 URL: https://issues.apache.org/jira/browse/HBASE-1134
>             Project: Hadoop HBase
>          Issue Type: Bug
>          Components: ipc
>            Reporter: Jean-Daniel Cryans
>            Assignee: Jean-Daniel Cryans
>            Priority: Blocker
>             Fix For: 0.19.0
>
>         Attachments: hbase-1134.patch
>
>
> When the Master receives a RPC call from any other version than 0.19, it gets:
> {code}
> 2009-01-17 22:04:00,266 WARN org.apache.hadoop.ipc.HBaseServer: Out of Memory in server
select
> java.lang.OutOfMemoryError: Java heap space
>         at org.apache.hadoop.hbase.ipc.HBaseRPC$Invocation.readFields(HBaseRPC.java:142)
>         at org.apache.hadoop.hbase.ipc.HBaseServer$Connection.processData(HBaseServer.java:847)
>         at org.apache.hadoop.hbase.ipc.HBaseServer$Connection.readAndProcess(HBaseServer.java:814)
>         at org.apache.hadoop.hbase.ipc.HBaseServer$Listener.doRead(HBaseServer.java:399)
>         at org.apache.hadoop.hbase.ipc.HBaseServer$Listener.run(HBaseServer.java:308)
> {code}
> Easy to recreate by just starting a local 0.19 HBase and using the 0.18 shell to create
a table.

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