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[HBASE-10935] support snapshot policy where flush memstore can be skipped to prevent production cluster freeze - HBase - [issue]
...We are using snapshot feature to do HBase disaster recovery. We will do snapshot in our production cluster periodically. The current flush snapshot policy require all regions of the table to...
http://issues.apache.org/jira/browse/HBASE-10935    Author: Tianying Chang, 2014-04-18, 16:54
Re: Will BloomFilter still be cached if setCacheBlocks(false) per Get()? - HBase - [mail # user]
...Ted, thanks, I am convinced that BLOOM is cached even when block cacheturned off per-family or per-query, because the code inCompoundBloomFilter.java below. The highlighted "true" made sure ...
   Author: Tianying Chang, 2014-04-18, 06:55
Re: no-flush based snapshot policy? - HBase - [mail # user]
...Cool. Thanks for the confirmation. For my case, I can just add the newconfig key in the hbase-site.xml and then restart the RS to take effect,and use that all the time. Not sure if it is goo...
   Author: Tianying Chang, 2014-03-25, 23:47
Re: WALPlayer? - HBase - [mail # user]
...Thanks, that works. the new table has more data. I will verify the count.ThanksTian-YingOn Tue, Feb 11, 2014 at 11:42 AM, Matteo Bertozziwrote: ...
   Author: Tianying Chang, 2014-02-11, 20:01
is hbase-6580 in 94.7? - HBase - [mail # user]
...Hi,I trying to use  Hconnection.getTable() instead of HTablePool since it isbeing deprecated. But we are using HBase 94.7 in our production. Seems itis only after 94.11?  https://i...
   Author: Tianying Chang, 2014-01-27, 17:58
Re: Tall good with Scans, Wide good with Gets??? - HBase - [mail # user]
...Thanks Ted, This jira helped me to understand that claim much better now.   On Wed, Jan 22, 2014 at 1:10 PM, Ted Yu  wrote:  ...
   Author: Tianying Chang, 2014-01-22, 23:03
old question regarding wide vs tall schema design - HBase - [mail # user]
...Hi, All  I know this is a question that has been asked a lot... Here is our user case that seems neither wide nor tall can win obviously.  We have a table.  Here are the two s...
   Author: Tianying Chang, 2014-01-22, 07:51
Re: HBase Thrift2 does not support createTable() API anymore? - HBase - [mail # user]
...Hi, Lars  Sure. I would love to help when I get more time!  Thanks Tian-Ying   On Tue, Jan 21, 2014 at 10:40 AM, Lars George  wrote:  ...
   Author: Tianying Chang, 2014-01-22, 00:58
[HBASE-8836] Separate reader and writer thread pool in RegionServer, so that write throughput will not be impacted when the read load is very high - HBase - [issue]
...We found that when the read load on a specific RS is high, the write throughput also get impacted dramatically, and even cause write data loss sometimes. We want to prioritize the write by p...
http://issues.apache.org/jira/browse/HBASE-8836    Author: Tianying Chang, 2013-10-28, 17:09
RE: Hbase 0.96 and Hadoop 2.2 - HBase - [mail # user]
...What is your HBase version and Hadoop version? There is a RPC break change in hadoop 2.2. As a workaround,  I removed the hadoop hadoop-common- and hadoop-hdfs-2.2.0...
   Author: Tianying Chang, 2013-10-23, 18:34
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