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From Jesse Yates <jesse.k.ya...@gmail.com>
Subject Re: integration with HDFS centralized caching
Date Wed, 03 Feb 2016 18:13:37 GMT
Thanks Stack. Sorry to hear that didn't work out. Oh well.

On Tue, Feb 2, 2016 at 9:54 PM Stack <stack@duboce.net> wrote:

> On Tue, Feb 2, 2016 at 6:03 PM, Jesse Yates <jesse.k.yates@gmail.com>
> wrote:
>
> > Hey all,
> >
> > I poked around a bit in the archives and in JIRA (as well as random
> > googling) but couldn't seem to find anything about any integration HBase
> is
> > doing with the "new" centralized caching in HDFS
> > <https://issues.apache.org/jira/browse/HDFS-4949>.
> >
>
>
> > I was thinking something like integrating it as another option like the
> > BlockCache's InMemoryTable, but instead letting HDFS mmap the file.
> >
> > Any pointers to JIRAs I missed would also be appreciated.
> >
> >
> Talking to the boys a while back, it doesn't work for us. It only does big
> stuff, not the 64k blocks that we sling. IIRC, you also don't have the
> control we'd need (invalidations). No further work is planned for it
> either.
>
> St.Ack
>
>
> Thanks,
> > Jesse
> >
>

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