Inline.

J-D

On Tue, Nov 29, 2011 at 12:46 AM, Mikael Sitruk <[email protected]> wrote:
> Hi
>
> I have a strange error in log of HBase (0.90.2)
>
> 2011-11-28 15:12:53,049 INFO

This part right up here is important, it's INFO level.

> then few line later i can see
> 2011-11-28 15:12:53,139 INFO
> org.apache.hadoop.hbase.regionserver.StoreFile$Reader: Loaded col bloom
> filter metadata
> for 
> hdfs://hadoop89:8020/hbase/TC/2833a916eba1c562cdc5533b6af3ddc0/PI/6153988896004900741
> So can i deduce that even if the first operation failed everything is ok,
> or is something is lost?

The client failed to connect for some reason to the local data node,
you might get a clue by looking at the DN's log. But since there's 2
other replicas, it's all good. Worst case if the replica is really
lost the Namenode is going to fix it in the background.

>
> Second and Certainly i need to post this question to hdfs guys, (since this
> is a dfs output) - from the first line i see that the same node that is the
> source of the request will add itself as a dead node isn't it strange?

No, it adds the _local datanode_ as a dead node.

J-D

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