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From Stack <st...@duboce.net>
Subject Re: Random I/O performance
Date Wed, 26 Oct 2011 20:18:01 GMT
On Wed, Oct 26, 2011 at 12:51 PM, Vladimir Rodionov
<vrodionov@carrieriq.com> wrote:
> We have a reporting tool which runs queries against Oracle DB, collects fact ids and
> queries HBase for these facts (one-by-one). This is single thread, simple Get op

Can you do concurrent gets?

Whats your hardware like.  How many disks per machine?

Is the table major compacted?

Are you hitting cache at all?

> It is slow, of course. 5 hours to retrieve 1M facts from HBase storage. Approx 55 rows
per sec

How big is your table?


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