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HDFS >> mail # user >> Why total node just 1


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Martinus Martinus 2012-01-02, 03:23
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Prashant Sharma 2012-01-02, 03:33
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Harsh J 2012-01-02, 03:34
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Martinus Martinus 2012-01-02, 06:15
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Martinus Martinus 2012-01-02, 06:16
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Re: Why total node just 1
You might want to check the datanode logs. Go to the 3 remaining nodes
which didn't start and restart the datanode.

-Bharath

On Sun, Jan 1, 2012 at 7:23 PM, Martinus Martinus <[EMAIL PROTECTED]>wrote:

> Hi,
>
> I have setup a hadoop clusters with 4 nodes and I have start-all.sh and
> checked in every node, there are tasktracker and datanode run, but when I
> run hadoop dfsadmin -report it's said like this :
>
> Configured Capacity: 30352158720 (28.27 GB)
> Present Capacity: 3756392448 (3.5 GB)
> DFS Remaining: 3756355584 (3.5 GB)
> DFS Used: 36864 (36 KB)
> DFS Used%: 0%
> Under replicated blocks: 1
> Blocks with corrupt replicas: 0
> Missing blocks: 0
>
> -------------------------------------------------
> Datanodes available: 1 (1 total, 0 dead)
>
> Name: 192.168.1.1:50010
> Decommission Status : Normal
> Configured Capacity: 30352158720 (28.27 GB)
> DFS Used: 36864 (36 KB)
> Non DFS Used: 26595766272 (24.77 GB)
> DFS Remaining: 3756355584(3.5 GB)
> DFS Used%: 0%
> DFS Remaining%: 12.38%
> Last contact: Mon Jan 02 11:19:44 CST 2012
>
> Why is there only total 1 node available? How to fix this problem?
>
> Thanks.
>
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Martinus Martinus 2012-01-04, 08:56
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Harsh J 2012-01-04, 09:19
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Bharath Mundlapudi 2012-01-04, 17:45
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Martinus Martinus 2012-01-05, 08:06