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HBase, mail # user - exception during coprocessor run


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Skovronik, Amir 2013-01-13, 14:04
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Ted Yu 2013-01-13, 14:54
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Re: exception during coprocessor run
Anoop John 2013-01-13, 16:08
HBase throw this Exception when the connection btw the client process and
the RS process (connection through which the op request came) is broken.
Any issues with your client app or nw?  The operation will be getting
retried from client right?

-Anoop-

On Sun, Jan 13, 2013 at 8:24 PM, Ted Yu <[EMAIL PROTECTED]> wrote:

> Here is related code:
>     public void throwExceptionIfCallerDisconnected() throws
> CallerDisconnectedException {
>       if (!connection.channel.isOpen()) {
>
> Have you checked data node log on 172.29.40.178
> <http://172.29.40.178:50769>around 15:09:14,742 to see what was
> happening ?
>
> Cheers
>
> On Sun, Jan 13, 2013 at 6:04 AM, Skovronik, Amir <[EMAIL PROTECTED]
> >wrote:
>
> > Hi
> >
> > I am using version 0.94.3, while running an end point coprocessor I get
> > the following exception sometimes when running scan on an internal
> scanner:
> >
> >
> > 2013-01-13 15:09:14,742 ERROR HRegionServer -
> >
> > org.apache.hadoop.hbase.ipc.CallerDisconnectedException: Aborting call
> > execCoprocessor([B@105f3de6, execute(RTR,
> >
> {"timeRange":[0,9223372036854775807],"batch":-1,"startRow":"\\xD8\\x9F\\x03vSB\\x90\\xF8\\xA3w83\\x80\\xB9\\xA1\\xF6\\x04\\x00\\x00\\x01\\x02\\xB3b\\x11\\xC6\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00","stopRow":"\\xD8\\x9F\\x03vSB\\x90\\xF8\\xA3w83\\x80\\xB9\\xA1\\xF6\\x04\\x00\\x00\\x02\\x05f\\xC4#\\x8F\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00","totalColumns":0,"cacheBlocks":true,"families":{"Data":[]},"maxVersions":1,"filter":"Field
> > Conditions: \r\n","caching":-1}, 200000, false, null), rpc version=1,
> > client version=0, methodsFingerPrint=0), rpc version=1, client
> version=29,
> > methodsFingerPrint=-1368823753 from 172.29.40.178:50769 after 0 ms,
> since
> > caller disconnected
> >
> > at
> >
> org.apache.hadoop.hbase.ipc.HBaseServer$Call.throwExceptionIfCallerDisconnected(HBaseServer.java:436)
> >
> > at
> >
> org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.nextInternal(HRegion.java:3489)
> >
> > at
> >
> org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.next(HRegion.java:3447)
> >
> > at
> >
> org.apache.hadoop.hbase.regionserver.HRegion$RegionScannerImpl.next(HRegion.java:3464)
> >
> > at
> >
> com.akamai.csi.yoda.hquery.HQueryCoprocessorImpl.execute(HQueryCoprocessorImpl.java:124)
> >
> > at sun.reflect.GeneratedMethodAccessor40.invoke(Unknown Source)
> >
> > at
> >
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> >
> > at java.lang.reflect.Method.invoke(Method.java:597)
> >
> > at org.apache.hadoop.hbase.regionserver.HRegion.exec(HRegion.java:4947)
> >
> > at
> >
> org.apache.hadoop.hbase.regionserver.HRegionServer.execCoprocessor(HRegionServer.java:3551)
> >
> > at sun.reflect.GeneratedMethodAccessor39.invoke(Unknown Source)
> >
> > at
> >
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> >
> > at java.lang.reflect.Method.invoke(Method.java:597)
> >
> > at
> >
> org.apache.hadoop.hbase.ipc.WritableRpcEngine$Server.call(WritableRpcEngine.java:364)
> >
> > at
> >
> org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1426)
> >
> >
> > Please advise
> >
> > Thanks
> >
>
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Skovronik, Amir 2013-01-13, 16:10
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Andrew Purtell 2013-01-13, 19:42
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Himanshu Vashishtha 2013-01-13, 20:28
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Asaf Mesika 2013-01-13, 21:26
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Andrew Purtell 2013-01-13, 21:48
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Skovronik, Amir 2013-01-14, 06:18