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[expand - 1 more] - Re: Small cluster setup - HBase - [mail # user]
...I was trying to keep costs down as much as possible. Adding an 11th node  just for Zookeeper seems a bit expensive.  On Jun 19, 2012, at 1:45 PM, Mikael Sitruk wrote:  want Ta...
   Author: Bryan Keller, 2012-06-19, 21:08
Task tracker timeout with filtered table scan - HBase - [mail # user]
...I have a large table that I am running a map reduce job on. The job  scans for a particular column value in the table using a  TableInputFormat with a filter on the scan. This valu...
   Author: Bryan Keller, 2012-05-31, 16:27
[expand - 1 more] - Re: Created date field - HBase - [mail # user]
...I'm thinking I could implement a coprocessor to do this. I'm still on  0.90.4 ATM, but it's a thought going forward. I haven't played around  with coprocessors yet though so not su...
   Author: Bryan Keller, 2012-02-24, 17:11
[expand - 1 more] - Re: Lease does not exist exceptions - HBase - [mail # user]
...To follow up, it does appear that the scenario I described will cause  the LeaseException, i.e. if you have a large table, and you scan it with  a filter that skips many rows, the ...
   Author: Bryan Keller, 2012-02-21, 05:58
[expand - 1 more] - Re: Max region file size - HBase - [mail # user]
...Actually, I had pre-created too many regions so most were only half  full, I had a couple of regions that were 4gb.  On Feb 17, 2012, at 3:48 PM, Bryan Keller wrote:  max size...
   Author: Bryan Keller, 2012-02-18, 00:21
[expand - 1 more] - Re: Is hadoop 1.0.0 + HBase 0.90.5 the best combination for production cluster? - HBase - [mail # user]
...I was thinking (wrongly it seems) that having the region server read  directly from the local file system would be faster than going through  the data node, even with sequential ac...
   Author: Bryan Keller, 2012-02-17, 21:48
[expand - 4 more] - Re: xceiver count, regionserver shutdown - HBase - [mail # user]
...Just to follow up, this did indeed fix the problem I was having with  hitting the xceiver limit. Thanks a bunch for the help, I have a much  better understanding of how heap, memst...
   Author: Bryan Keller, 2012-02-07, 13:13
[expand - 6 more] - Re: Using Scans in parallel - HBase - [mail # user]
...To follow up, the problem I was having w/ parallel scanners appears to  be an issue w/ my app, I wasn't able to reproduce it in a more  controlled test.  On Oct 9, 2011, at 8:...
   Author: Bryan Keller, 2011-10-11, 04:12
[expand - 2 more] - Re: Speculative execution and TableOutputFormat - HBase - [mail # user]
...Ah that is a very interesting solution Leif, this seems optimal to me. I  am going to try this and I'll report back.  On Sep 12, 2011, at 9:09 AM, Leif Wickland wrote:  asking...
   Author: Bryan Keller, 2011-09-12, 16:51
[expand - 3 more] - Re: zk connection leak with TableInput/OutputFormat (CDH3b4, 0.90.1) - HBase - [mail # user]
...I opened a bug for this. https://issues.apache.org/jira/browse/HBASE-3792  On Apr 16, 2011, at 4:56 AM, Bryan Keller wrote:  object, and it never cleans it up. When running a Mappe...
   Author: Bryan Keller, 2011-04-16, 12:11
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