hbase-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Lord Khan Han <khanuniver...@gmail.com>
Subject Re: Hbase export / import Why doubling the Table Size ?
Date Fri, 09 Dec 2011 22:27:08 GMT
I flush  ed  and major_compact  ed ..  nothing changed...   i am stuck this
last two days...:(  any idea?


On Sat, Dec 10, 2011 at 12:11 AM, Lord Khan Han <khanuniverse1@gmail.com>wrote:

> Now flushed  and compacting again..
>
> one more clue:
>
> I tested to import CDH3B4 (same as exported cluster) with lzo..  all is
> okay.. table size is same..
> than I upgrade to cdh3u2  table also is ok and same size..
>
> But when I try to import in cdh3u2  this size doubling happens..
>
>
>
>
> On Sat, Dec 10, 2011 at 12:07 AM, Lord Khan Han <khanuniverse1@gmail.com>wrote:
>
>> I made major_compact but not flush...  will do now with flush..
>>
>>
>>
>> On Fri, Dec 9, 2011 at 11:58 PM, lars hofhansl <lhofhansl@yahoo.com>wrote:
>>
>>> Can you try flushing and compacting the table? How did you measure the
>>> size?
>>>
>>> Both can be done from the shell using the 'flush' and 'major_compact'
>>> commands, resp.
>>>
>>>
>>>
>>> ----- Original Message -----
>>> From: Lord Khan Han <khanuniverse1@gmail.com>
>>> To: user@hbase.apache.org
>>> Cc:
>>> Sent: Friday, December 9, 2011 1:50 PM
>>> Subject: Hbase export / import Why doubling the Table Size ?
>>>
>>> Hi ,
>>>
>>> We are usng CDH3B4  and want to upgrade to CDH3u2.  Before doing this
>>> we make a separate cluster with same config and installed CDH3u2.
>>>
>>> We exported our hbase table from cdh3b4  cluster  and import it to the
>>> new cdh3u2  cluster. Table is LZO and both cluster config is same.
>>>
>>> After import finished hbase table size doubled!! even its configured
>>> to use LZO.  We changed table to snappy  import again and same result.
>>> Table size multiplied x 2  in new cdh3u2  cluster.
>>>
>>> We didnt find why ? Is there any ideas for this ?
>>>
>>> thanks
>>>
>>> Khan
>>>
>>>
>>
>

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message