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From "Tsz Wo (Nicholas), SZE (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-5139) RPC call throws IllegalArgumentException complaining duplicate metrics registration
Date Thu, 29 Jan 2009 17:55:02 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-5139?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Tsz Wo (Nicholas), SZE updated HADOOP-5139:
-------------------------------------------

       Resolution: Fixed
    Fix Version/s:     (was: 0.19.1)
                   0.20.0
           Status: Resolved  (was: Patch Available)

I just committed this.  Thanks, Hairong!

> RPC call throws IllegalArgumentException complaining duplicate metrics registration
> -----------------------------------------------------------------------------------
>
>                 Key: HADOOP-5139
>                 URL: https://issues.apache.org/jira/browse/HADOOP-5139
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: ipc
>            Reporter: Hairong Kuang
>            Assignee: Hairong Kuang
>             Fix For: 0.20.0
>
>         Attachments: rpcException.patch
>
>
> Here is the error log:
>     INFO  ipc.Server (Server.java:run(968)) - IPC Server handler 7 on 51017, call addBlock(/file7,
DFSClient_-2132593831) from 127.0.0.1:51030: error: java.io.IOException: java.lang.IllegalArgumentException:
Duplicate metricsName:addBlock
>     java.io.IOException: java.lang.IllegalArgumentException: DuplicatemetricsName:addBlock
>          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$Server.call(RPC.java:522)
>          at org.apache.hadoop.ipc.Server$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)

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