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From Jean-Daniel Cryans <jdcry...@apache.org>
Subject Re: Recommended backup/restore solution for hbase
Date Wed, 28 Sep 2011 17:05:56 GMT
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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