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From Sandeep Nemuri <nhsande...@gmail.com>
Subject Re: Namenode shutdown due to long GC Pauses
Date Thu, 25 Feb 2016 09:54:18 GMT
You my need to tune your GC settings.


ᐧ

On Thu, Feb 25, 2016 at 3:04 PM, Namikaze Minato <lloydsensei@gmail.com>
wrote:

> This happened to us. Our namenodes are on a virtual machine, and
> reducing the number of replication locations of the journal node to
> 1 (it's backed by by a safe raid array anyway) solved the problem.
>
> Regards,
> LLoyd
>
> On 25 February 2016 at 06:39, Gokulakannan M (Engineering - Data
> Platform) <gokulakannan.m@flipkart.com> wrote:
> > Hi,
> >
> > It is known that namenode shuts down when a long GC pause happens when NN
> > writes edits to journal nodes - Namenode thinks that journal nodes didn't
> > respond but actually it was due to the long GC pause. Any pointers on
> > solving this issue?
> >
>
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-- 
*  Regards*
*  Sandeep Nemuri*

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