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From Eric <eric.x...@gmail.com>
Subject Re: HBase 0.90.0 region servers dying
Date Wed, 16 Feb 2011 13:13:48 GMT
Did you increase the max open files on your system (in
/etc/security/limits.conf) ?

2011/2/16 Enis Soztutar <enis.soz.nutch@gmail.com>

> Hi,
>
> We have a newly setup a cluster of 5 nodes, each with 16 GB rams. We use
> HBase 0.90.0 on top of Hadoop from CDH3. When testing HBase under heavy
> load
> generated bu YCSB, we consistently see region servers dying silently,
> without any logs or exceptions (not even in system logs). We couldn't track
> down the problem, so we have  tested the same setup on a rackspace  cluster
> with 7 nodes but similar hardware, and we didn't have any problem.
>
> We are suspecting a problem with the rams, or motherboards, but all memory
> tests run successfully. I was wondering if anyone had similar problems
> before and is there anything you suggest to nail down the issue.
>
> Thanks,
> Enis
>

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