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From Vinod Gupta Tankala <tvi...@readypulse.com>
Subject Re: Recommended backup/restore solution for hbase
Date Wed, 28 Sep 2011 18:13:32 GMT
thanks J-D. I am reading and exploring the link you sent.
But I believe it doesn't answer my questions 1 and 3. If there are any
pointers for them, that would be great.

thanks
vinod

On Wed, Sep 28, 2011 at 10:05 AM, Jean-Daniel Cryans <jdcryans@apache.org>wrote:

> I'd suggest you first read this:
> http://blog.sematext.com/2011/03/11/hbase-backup-options/
>
> Then review your questions and follow up with the list.
>
> J-D
>
> On Wed, Sep 28, 2011 at 9:15 AM, Vinod Gupta Tankala
> <tvinod@readypulse.com> wrote:
> > Hi,
> > Can someone answer these basic but important questions for me.
> > We are using hbase for our datastore and want to safeguard ourselves from
> > data corruption/data loss. Also we are hosted on aws ec2. Currently, I
> only
> > have a single node but want to prepare for scale right away as things are
> > going to change starting next couple of weeks. Also, I am currently using
> > ephemeral store for hbase data.
> >
> > 1) What is the recommended aws data store method for hbase? should you
> use
> > ephemeral store and do S3 backups or use EBS? I read and heard that EBS
> can
> > be expensive and also unreliable in terms of read/write latency.
> Ofcourse,
> > it provides data replication and protection, so you don't have to worry
> > about that.
> >
> > 2) What is the recommended backup/restore method for hbase? I would like
> to
> > take periodic data snapshots and then have a import utility that will
> > incrementally import data in case i lose some regions due to corruption
> or
> > table inconsistencies. also, if something catastrophic happens, i can
> > restore the whole data.
> >
> > 3) While we are at it, what is the recommended ec2 instance types for
> > running master/zookeeper/region servers? i get conflicting answers from
> > google search - ranging from c1.xlarge to m1.xlarge.
> >
> > I would really appreciate if someone could help me.
> >
> > thanks
> > vinod
> >
>

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