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From Lucas Nazário dos Santos <nazario.lu...@gmail.com>
Subject Re: HBase crashed: FATAL HMaster: Shutting down HBase cluster: file system not available
Date Fri, 09 Oct 2009 12:21:08 GMT
Thanks for all the replies! I'm not swapping anymore and the cluster has
been running smoothly since then.

Lucas



On Wed, Oct 7, 2009 at 4:47 PM, Ryan Rawson <ryanobjc@gmail.com> wrote:

> Let me also stress this point, no way can the namenode swap. The zookeeper
> processes also require a highly responsive io channel (think dedicated or
> non loaded disk).
>
> If the regionservers start to swap you also risk serious problems.
>
> You wouldn't force oracle or mysql to swap, so don't force hbase and hdfs
> to
> swap!
>
> On Oct 7, 2009 11:27 AM, "Andrew Purtell" <apurtell@apache.org> wrote:
>
> You can't allow swapping.
>
> - Andy ________________________________ From: Lucas Nazário dos Santos
> <nazario.lucas@gmail....
> Sent: Wed, October 7, 2009 10:05:44 AM
> Subject: Re: HBase crashed: FATAL HMaster: Shutting down HBase cluster:
> file
>  system not available
>
> There was an exception in the namenode log by the time HBase crashed (see
> bellow). Anyway, machine...
>

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