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From Akash Ashok <thehellma...@gmail.com>
Subject Re: Contacting a wrong regions
Date Wed, 28 Dec 2011 09:03:00 GMT
Also we have a lot of holes in .META. Are there tools for 0.20.6 which we
can use to patch them ?

Cheers,
Akash A

On Wed, Dec 28, 2011 at 1:44 PM, Akash Ashok <thehellmaker@gmail.com> wrote:

> Hi Stack,
> hbck is not available on our cluster. We are running on age old 0.20.6 and
> I presume hbck was made available only from 0.90.
> I will try to compile only HbaseFsck and related classes and see if i can
> run that. Do you see any other way ?
>
> Cheers,
> Akash A
>
>
> On Wed, Dec 28, 2011 at 11:09 AM, Stack <stack@duboce.net> wrote:
>
>> On Thu, Dec 22, 2011 at 11:22 PM, Akash Ashok <thehellmaker@gmail.com>
>> wrote:
>> > Hi All,
>> > We currently have an issue in our HBase cluster that 2 of our regions
>> on a
>> > regions server have gone down. We can't enable or disable the regions.
>>
>> Hey Akash:
>>
>> Whats 'gone down' mean?  You have holes in your .META. table?
>>
>> When you run hbck what do you see?
>>
>>
>> > Are
>> > there any tools to get the data out of it from HDFS files ?
>> > We are ok with recreating the indices only for the keys in that region.
>> >
>>
>>
>>
>> As Ram suggests, you can see the edits using the HFile tool.
>>
>>
>> If you "cant" get the old regions online, you could create new regions
>> to take their place and just put the hfiles under the new regions
>> before they are deployed -- that should work?
>>
>>
>>
>>
>> St.Ack
>>
>> > Cheers,
>> > Akash A
>>
>
>

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