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From Narendra <uncle.n...@gmail.com>
Subject Re: Got question after deploy hadoop-0.21.0
Date Mon, 18 Oct 2010 06:20:20 GMT
Hi Singo,

Can you share how you resolved the first issue?

Regards,
Narendra

On Fri, Oct 15, 2010 at 1:13 PM, SingoWong <singochina@gmail.com> wrote:

> Hi,
>
> The first issue was sloved, the second warring message still existing...
>
>
> On Thu, Oct 14, 2010 at 5:03 PM, SingoWong <singochina@gmail.com> wrote:
>
>> Hi,
>>
>> I got some question after deploy hadoop-0.21.0 need to help.
>> There is a new deploy not update, and i execute start-hdfs.sh,
>> start-mapred.sh, got the message in the log file below:
>>
>> 2010-10-14 16:59:55,354 INFO org.apache.hadoop.ipc.Server: IPC Server
>> listener on 9000: readAndProcess threw exception java.io.IOException: Unable
>> to read authentication method. Count of bytes read: 0
>> java.io.IOException: Unable to read authentication method
>>         at
>> org.apache.hadoop.ipc.Server$Connection.readAndProcess(Server.java:1079)
>>         at org.apache.hadoop.ipc.Server$Listener.doRead(Server.java:525)
>>         at
>> org.apache.hadoop.ipc.Server$Listener$Reader.run(Server.java:332)
>>         at
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
>>         at
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
>>         at java.lang.Thread.run(Thread.java:636)
>>
>>
>> And i want to query dfs, got this message:
>>
>> [hadoop@HadoopNameSlave conf]$ /usr/local/hadoop/bin/hadoop fs -lsr
>> hdfs://HadoopNameVIP:9000/
>> 10/10/14 16:57:08 INFO security.Groups: Group mapping
>> impl=org.apache.hadoop.security.ShellBasedUnixGroupsMapping;
>> cacheTimeout=300000
>> 10/10/14 16:57:09 WARN conf.Configuration: mapred.task.id is deprecated.
>> Instead, use mapreduce.task.attempt.id
>>
>> Who can tell me what problem for these? is it the config issue?
>>
>> Thanks & Regards,
>> Singo
>>
>
>

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