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From Namikaze Minato <lloydsen...@gmail.com>
Subject Re: Namenode shutdown due to long GC Pauses
Date Thu, 25 Feb 2016 09:34:03 GMT
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.


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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