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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?

St.Ack

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