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From Stack <st...@duboce.net>
Subject Re: Hbase- Hadoop DFS size not decreased even after deleting a column family
Date Tue, 07 Aug 2012 07:22:59 GMT
On Tue, Aug 7, 2012 at 7:19 AM, prem yadav <ipremyadav@gmail.com> wrote:
> We have a small Hbase cluster on EC2 with 6 region servers. Lately we found
> that the data in one of the column families is really not that useful for
> us and decided to chuck it. This particular column family takes more than
> 50 percent of space on disk. We altered the table,removes the column family
> and ran major compaction. We also ran major compaction on the '-ROOT-' and
> the '.META.' tables. But there is still no reduction in total DFS file
> size? Are we missing something here. Any help/pointers would be greatly
> appreciated.

If you look in hdfs, you still see the column family?  (Look under
/hbase/TABLE_NAME/ENCODED_REGIONNAME...).  If you do an hdfs du -sh,
it occupies space still?


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