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From Ted Yu <yuzhih...@gmail.com>
Subject Re: Hbase random read performance
Date Mon, 08 Jul 2013 12:49:07 GMT
Moving to HBase user mailing list. 

Can you upgrade to newer release such as 0.94.8 ?

Cheers

On Jul 8, 2013, at 4:36 AM, Boris Emelyanov <emelyanov@post.km.ru> wrote:

> I'm trying to configure hbase for fully random read performance, my cluster parameters
are:
> 
> 9 servers as slaves, each has two 1TB HDD as hadoop volumes;
> data:  800 millions 6-10 KB objects in hbase;
> 
> HBase Version - 0.90.6-cdh3u5
> HBASE_HEAPSIZE=12288;
> hfile.block.cache.size = 0.4
> hfile.min.blocksize.size = 16384
> hbase.regionserver.handler.count = 100
> 
> I used several recommended tuning solutions, such as
> * tunrning on bloom filters;
> * decreasing hbase block size to 16384.
> 
> However, read performance is still poor, about 800-1000rps.
> 
> What would you recommend to solve the problem?
> 
> -- 
> Best regards,
> 
> Boris.
> 

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