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[expand - 1 more] - RE: what's the typical scan latency? - HBase - [mail # user]
...Thanks Amit  In my envionment, I run a dozens of client to read about 5-20K data per scan concurrently, And the average read latency for cached data is around 5-20ms. So it seems there ...
   Author: Liu, Raymond, 2013-06-04, 01:02
RE: checkAnd... - HBase - [mail # user]
...How about this one : https://issues.apache.org/jira/browse/HBASE-8542   Best Regards, Raymond Liu  ...
   Author: Liu, Raymond, 2013-05-16, 03:20
[expand - 4 more] - RE: How to implement this check put and then update something logic? - HBase - [mail # user]
...Well, this did come from a graph domain.  However, I think this could be a common problem when you need to update something according to the original value where a simple checkAndPut on...
   Author: Liu, Raymond, 2013-05-13, 07:42
RE: 答复: HBase random read performance - HBase - [mail # user]
...So what is lacking here? The action should also been parallel inside RS for each region, Instead of just parallel on RS level? Seems this will be rather difficult to implement, and for Get, ...
   Author: Liu, Raymond, 2013-04-16, 07:49
RE: composite query on hbase and rcfile - HBase - [mail # user]
...I guess rob mean that use one query to query rcfile and HBASE table at the same time. If your query is on two table, one upon rcfile, another upon HBASE through hbase storage handler, I thin...
   Author: Liu, Raymond, 2013-04-11, 02:08
[expand - 2 more] - RE: Does a major compact flush memstore? - HBase - [mail # user]
...St.Ack   I am not sure what's the design idea behind it. While, If I want to invoke a major compact manually, I guess what I want is that all separate file and the memstore is combined ...
   Author: Liu, Raymond, 2013-03-13, 05:34
[expand - 1 more] - RE: How HBase perform per-column scan? - HBase - [mail # user]
...Hmm, I don't mean query bloom filter directly. I mean the storefilescanner will query rowcol bloomfilter to see is it need a seek or not. And I guess this will be performed on every row with...
   Author: Liu, Raymond, 2013-03-11, 05:12
[expand - 7 more] - RE: Is there any way to balance one table? - HBase - [mail # user]
...You mean slop is also base on per table? Weird, then it should work for my case.... let me check again.  Best Regards, Raymond Liu  ...
   Author: Liu, Raymond, 2013-02-20, 05:52
RE: Multiple RS for serving one region - HBase - [mail # dev]
...Is that also possible to control which disk the blocks are assigned?  Say when there are multiple disks on one node, I wish the blocks belong to the local region distribute evenly acros...
   Author: Liu, Raymond, 2013-01-24, 01:11
around 500 (CLOSE_WAIT) connection - HBase - [mail # user]
...Hi   I have hadoop 1.1.1 and hbase 0.94.1. Around 300 region on each region server. Right after the cluster is started, before I do anything. There are already around 500 (CLOSE_WAIT) c...
   Author: Liu, Raymond, 2013-01-18, 02:18
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