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From Ulul <had...@ulul.org>
Subject Re: free some space on data volume
Date Mon, 16 Feb 2015 21:54:07 GMT
Hi

Check out the two last comments for HDFS-1312 :
https://issues.apache.org/jira/browse/HDFS-1312

If you can't afford to wipe out DN data and rebalance, you can try out 
the proposed script (after non-prod testing obviously)

Ulul

Le 16/02/2015 09:52, Georgi Ivanov a écrit :
> Hi,
>
> I need to free some space on one of the data directories on one server.
> I have 2 data volumes : /data/1 and /data/2
>
> One of the hard drives was broken, and after we replaced it, i ran a 
> rebalance.
> The problem is i forgot to change the policy to FreeSpace (insted of 
> default round-robin).
>
> So now i have only 60MB free on /data/1 , and this is where 
> checkpoints are stored.
>
> So i need an advice how can i free some space only on this volume.
>
> Can i just delete something from
> /data/1/dfs/dn/current/BP-1312742174-xxxxx-1359718879114/current/finalized/subdirxxx

>
>
> Thanks in advance
> Georgi


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