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[expand - 3 more] - Re: performance of block cache - HBase - [mail # user]
...Replying to this thread is getting bounced as spam. Here's the reply I sentyesterday.On Mon, Sep 15, 2014 at 7:52 PM, Nick Dimiduk  wrote: ...
   Author: Nick Dimiduk, 2014-09-16, 17:58
Re: build YCSB for hbase 0.98.5-hadoop2 - HBase - [mail # dev]
...Probably the HBase dependency jars are not correct. Was the version beforemodification 0.94.x? As of 0.96, HBase is a multi-module build, no longershipped as a single jar. Can you pastebin t...
   Author: Nick Dimiduk, 2014-09-14, 13:11
Re: Building the site - interesting problem - HBase - [mail # dev]
...I think rsync is a good approach. It may take a bit, but we can work outthe correct --excludes list, so that 0.94, svn dot-files, and whatever elseare preserved. Did you explore this?On Wed,...
   Author: Nick Dimiduk, 2014-09-11, 20:26
[HBASE-10841] Scan,Get,Put,Delete,etc setters should consistently return this - HBase - [issue]
...While addressing review comments on HBASE-10818, I noticed that our Scan class is inconsistent with it's setter methods. Some of them return this, other's don't. They should be consistent. I...
http://issues.apache.org/jira/browse/HBASE-10841    Author: Nick Dimiduk, 2014-09-06, 06:03
[HBASE-10403] Simplify offheap cache configuration - HBase - [issue]
...The BucketCache (HBASE-7404) is a very nice piece of functionality which is hidden behind complex configuration. Enabling it currently requires manual calculation of L1 cache. It'd be nice t...
http://issues.apache.org/jira/browse/HBASE-10403    Author: Nick Dimiduk, 2014-09-05, 03:53
[HBASE-10602] Cleanup HTable public interface - HBase - [issue]
...HBASE-6580 replaced the preferred means of HTableInterface acquisition to the HConnection#getTable factory methods. HBASE-9117 removes the HConnection cache, placing the burden of responsibl...
http://issues.apache.org/jira/browse/HBASE-10602    Author: Nick Dimiduk, 2014-09-04, 20:57
[HBASE-11845] HFile tool should implement Tool, disable blockcache by default - HBase - [issue]
...I tried using bin/hbase hfile in a memory-constrained environment. It crashed while trying to instantiate a blockcache. Went to override the configuration and found I couldn't.Refactor HFile...
http://issues.apache.org/jira/browse/HBASE-11845    Author: Nick Dimiduk, 2014-08-28, 03:50
[HBASE-11847] HFile tool should be able to print block headers - HBase - [issue]
...Printing the block index is helpful, but sometimes you want to see more info about the blocks themselves....
http://issues.apache.org/jira/browse/HBASE-11847    Author: Nick Dimiduk, 2014-08-28, 03:45
[HBASE-11331] [blockcache] lazy block decompression - HBase - [issue]
...Maintaining data in its compressed form in the block cache will greatly increase our effective blockcache size and should show a meaning improvement in cache hit rates in well designed appli...
http://issues.apache.org/jira/browse/HBASE-11331    Author: Nick Dimiduk, 2014-08-27, 18:39
Re: Writing Custom - KeyComparator !!! - HBase - [mail # user]
...You might also have a look at using OrderedBytes [0] instead of Bytes forencoding your values to byte[]. This is the kind of use-case those encodersare intended to support.Thanks,Nick[0]:htt...
   Author: Nick Dimiduk, 2014-08-27, 18:26
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