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From haihong lu <ung3...@gmail.com>
Subject Re: namenode could not start
Date Wed, 26 Mar 2014 01:34:49 GMT
  /home/hadoop/mydata/hdfs/namenode should be created when executed
start-dfs.sh. i had formatted namenode before doing start-dfs.sh, but no
effect.


On Tue, Mar 25, 2014 at 6:39 PM, Brahma Reddy Battula <
brahmareddy.battula@huawei.com> wrote:

>  Please format the namenode and then do start-dfs..
>
>
>
>
>
> *Command for namenode format:*
>
>
>
> hdfs namenode -format
>
>
>
>
>
>
>
> Thanks & Regards
>
>
>
> Brahma Reddy Battula
>
>
>   ------------------------------
> *From:* Azuryy Yu [azuryyyu@gmail.com]
> *Sent:* Tuesday, March 25, 2014 2:39 PM
> *To:* user@hadoop.apache.org
> *Subject:* Re: namenode could not start
>
>   Are you sure  /home/hadoop/mydata/hdfs/namenode exists and has a right
> permission?
>
>
> On Tue, Mar 25, 2014 at 4:51 PM, haihong lu <ung3210@gmail.com> wrote:
>
>>  Dear all:
>>
>> I had a problem that the namenode could not start when i ran start-dfs.sh
>> . Show the message as below:
>>
>> FATAL org.apache.hadoop.hdfs.server.namenode.NameNode: Exception in
>> namenode join
>> org.apache.hadoop.hdfs.server.common.InconsistentFSStateException:
>> Directory /home/hadoop/mydata/hdfs/namenode is in an inconsistent state:
>> storage directory does not exist or is not accessible.
>>         at
>> org.apache.hadoop.hdfs.server.namenode.FSImage.recoverStorageDirs(FSImage.java:292)
>>         at
>> org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:200)
>>         at
>> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFSImage(FSNamesystem.java:787)
>>         at
>> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFromDisk(FSNamesystem.java:568)
>>         at
>> org.apache.hadoop.hdfs.server.namenode.NameNode.loadNamesystem(NameNode.java:443)
>>         at
>> org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:491)
>>         at
>> org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:684)
>>         at
>> org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:669)
>>         at
>> org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1254)
>>         at
>> org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1320)
>>
>>  Thank for any help
>>
>>
>

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