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From Starry SHI <starr...@gmail.com>
Subject Re: hadoop getProtocolVersion and getBuildVersion error
Date Thu, 14 May 2009 12:48:21 GMT
Nobody has encountered with these problems: "Error
register getProtocolVersion" and "Error
register getBuildVersion"?

Starry

/* Tomorrow is another day. So is today. */



On Tue, May 12, 2009 at 13:27, Starry SHI <starrysl@gmail.com> wrote:
> Hi, all. Today I noticed that my hadoop cluster (r0.20.0+jdk1.6) threw
> some errors in RPC handling. Below is part of the content of namenode
> log file:
>
> 2009-05-12 10:27:08,200 INFO org.apache.hadoop.ipc.Server: Error
> register getProtocolVersion
> java.lang.IllegalArgumentException: Duplicate metricsName:getProtocolVersion
>        at org.apache.hadoop.metrics.util.MetricsRegistry.add(MetricsRegistry.java:56)
>        at org.apache.hadoop.metrics.util.MetricsTimeVaryingRate.<init>(MetricsTimeVaryingRate.java:89)
>        at org.apache.hadoop.metrics.util.MetricsTimeVaryingRate.<init>(MetricsTimeVaryingRate.java:99)
>        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:523)
>        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:959)
>        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:955)
>        at java.security.AccessController.doPrivileged(Native Method)
>        at javax.security.auth.Subject.doAs(Subject.java:396)
>        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:953)
> 2009-05-12 10:27:08,200 INFO org.apache.hadoop.ipc.Server: Error
> register getProtocolVersion
> java.lang.IllegalArgumentException: Duplicate metricsName:getProtocolVersion
>        at org.apache.hadoop.metrics.util.MetricsRegistry.add(MetricsRegistry.java:56)
>        at org.apache.hadoop.metrics.util.MetricsTimeVaryingRate.<init>(MetricsTimeVaryingRate.java:89)
>        at org.apache.hadoop.metrics.util.MetricsTimeVaryingRate.<init>(MetricsTimeVaryingRate.java:99)
>        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:523)
>        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:959)
>        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:955)
>        at java.security.AccessController.doPrivileged(Native Method)
>        at javax.security.auth.Subject.doAs(Subject.java:396)
>        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:953)
> 2009-05-12 10:27:08,200 INFO org.apache.hadoop.ipc.Server: Error
> register getProtocolVersion
> java.lang.IllegalArgumentException: Duplicate metricsName:getProtocolVersion
>        at org.apache.hadoop.metrics.util.MetricsRegistry.add(MetricsRegistry.java:56)
>        at org.apache.hadoop.metrics.util.MetricsTimeVaryingRate.<init>(MetricsTimeVaryingRate.java:89)
>        at org.apache.hadoop.metrics.util.MetricsTimeVaryingRate.<init>(MetricsTimeVaryingRate.java:99)
>        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:523)
>        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:959)
>        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:955)
>        at java.security.AccessController.doPrivileged(Native Method)
>        at javax.security.auth.Subject.doAs(Subject.java:396)
>        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:953)
> 2009-05-12 10:27:08,276 INFO org.apache.hadoop.ipc.Server: Error
> register getBuildVersion
> java.lang.IllegalArgumentException: Duplicate metricsName:getBuildVersion
>        at org.apache.hadoop.metrics.util.MetricsRegistry.add(MetricsRegistry.java:56)
>        at org.apache.hadoop.metrics.util.MetricsTimeVaryingRate.<init>(MetricsTimeVaryingRate.java:89)
>        at org.apache.hadoop.metrics.util.MetricsTimeVaryingRate.<init>(MetricsTimeVaryingRate.java:99)
>        at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:523)
>        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:959)
>        at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:955)
>        at java.security.AccessController.doPrivileged(Native Method)
>        at javax.security.auth.Subject.doAs(Subject.java:396)
>        at org.apache.hadoop.ipc.Server$Handler.run(Server.java:953)
>
> I noticed that the similar error appears on the log in every datanode.
> Can anybody tell me how to fix this?
>
> I have patched this:
> https://issues.apache.org/jira/browse/HADOOP-5139, but the error still
> exist. I really don't know what to do and am expecting for your help!
>
> Best regards,
> Starry
>
> /* Tomorrow is another day. So is today. */
>

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