hbase-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From donmai <dood...@gmail.com>
Subject Re: Using HBase with a shared filesystem (gluster, nfs, s3, etc)
Date Tue, 25 Aug 2015 17:37:49 GMT
NFS
0.98.10
Will get to you as soon as I am able, on travel

Is my general understanding correct, though, that there shouldn't be any
data movement from a region reassignment?

On Tue, Aug 25, 2015 at 12:40 PM, Ted Yu <yuzhihong@gmail.com> wrote:

> Can you give a bit more information:
>
> which filesystem you use
> which hbase release you use
> master log snippet for the long region assignment
>
> Thanks
>
> On Tue, Aug 25, 2015 at 9:30 AM, donmai <doodnet@gmail.com> wrote:
>
> > Hi,
> >
> > I'm curious about how exactly region movement works with regard to data
> > transfer. To my understanding from the docs given an HDFS-backed
> cluster, a
> > region movement / transition involves changing things in meta only, all
> > data movement for locality is handled by HDFS. In the case where rootdir
> is
> > a shared file system, there shouldn't be any data movement with a region
> > reassignment, correct? I'm running into performance issues where region
> > assignment takes a very long time and I'm trying to figure out why.
> >
> > Thanks!
> >
>

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message