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From Ted Yu <yuzhih...@gmail.com>
Subject Re: About region management
Date Tue, 11 Mar 2014 23:22:03 GMT
I forgot to ask the version of HBase you're using.

merge_region command is not available in 0.94.x

FYI


On Tue, Mar 11, 2014 at 3:38 PM, Ted Yu <yuzhihong@gmail.com> wrote:

> See http://hbase.apache.org/book.html#d2566e7164
>
>
> On Tue, Mar 11, 2014 at 3:25 PM, Linlin Du <linlindu2009@hotmail.com>wrote:
>
>> Hi all,
>>
>> Our usage of hbase is pretty dummy and in many cases, time stamp is used
>> as the prefix
>> of the keys. And it is too late to get that fixed now.
>> As more data comes in, more new regions will be sprawn from the existing
>> regions. And after
>> the retention period expires, many regions are literally empty. It is
>> desirable to have these
>> empty region deleted. So my question is how to find out when a region was
>> last modified/read.
>> And is there any easy way to merge those regions when they are empty?
>>
>> Thanks.
>>
>> Linlin
>>
>>
>>
>>
>
>
>

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