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From Ted Yu <yuzhih...@gmail.com>
Subject Re: Upgrading HBase 0.98.7
Date Mon, 09 Nov 2015 14:23:36 GMT
The description covers 0.98.x to 1.1.y as well. 

Rolling upgrade is preferred because there is no downtime. 

Cheers

> On Nov 9, 2015, at 2:53 AM, Akmal Abbasov <akmal.abbasov@icloud.com> wrote:
> 
> Hi Ted,
> thank you for your reply.
> The link you’ve provided contains information for 0.98.x to 1.0.x, but does it apply
for 0.98.x to 1.1.x as well?
> Moreover I found that only rolling upgrade is discussed, what about the upgrade with
turning off the cluster.
> Thank you.
> 
> 
>> On 09 Nov 2015, at 09:38, Ted Yu <yuzhihong@gmail.com> wrote:
>> 
>> Please take a look at
>> http://hbase.apache.org/book.html#_upgrade_paths
>> 
>>> On Nov 8, 2015, at 11:47 PM, Akmal Abbasov <akmal.abbasov@icloud.com> wrote:
>>> 
>>> Hi all,
>>> I’m planing to upgrade my HBase. Currently it’s hbase-0.98.7-hadoop2. I was
wondering can I upgrade directly to current stable version, which is 1.1.2?
>>> Moreover, I can tolerate downtime, so in this case upgrade process will include,
>>> a. Installation of the new version 
>>> b. Distribution of configurations
>>> c. Change links to reference to a new version
>>> d. $HBASE_HOME/bin/hbase upgrade
>>> e. Start upgraded cluster
>>> Is this the all required steps which should be done?
>>> Thank you.
> 

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