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From Stack <st...@duboce.net>
Subject Re: RS memory leak?
Date Fri, 16 Dec 2011 23:21:28 GMT
On Fri, Dec 16, 2011 at 1:57 PM, Homer Strong <homer.strong@gmail.com> wrote:
> Whenever a RS is assigned a large (> 500-600) number of regions, the
> heap usage grows without bound. Then the RS constantly GCs and must be
> killed.

Just opening regions, it does this?

No load?

No swapping?

What JVM and what args for JVM?

> This is with 2000 regions over 3 RSs, with 10 GB heap. RSs have EC2
> xlarges. Master is on its own large. Datanodes and namenodes are
> adjacent to RSs and master, respectively.
> Looks like a memory leak? Any suggestions would be appreciated.

Bring up more xlarge instances and see if gets you off the ground?
Then work on getting your number of regions down in number?


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