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[HBASE-11581] Add option so CombinedBlockCache L2 can be null (fscache) - HBase - [issue]
...Add option, mostly for comparison's sake, that allows a deploy orchestrated by CombinedBlockCache such that its L1 is LruBlockCache for META blocks but DATA blocks are fetched each time (we ...
http://issues.apache.org/jira/browse/HBASE-11581    Author: stack, 2014-07-24, 01:20
[HBASE-11573] Report age on eviction - HBase - [issue]
...From the parent issue, Todd reminds us of the old Jim Gray '5 minute rule' on whether to cache.In master, we were reporting age only it was the inactionable inverse of 'how long blocks are s...
http://issues.apache.org/jira/browse/HBASE-11573    Author: stack, 2014-07-24, 00:26
[HBASE-3135] Make our MR jobs implement Tool and use ToolRunner so can do -D trickery, etc. - HBase - [issue]
...Our TIF can take a bunch of config.  If our MR jobs – rowcounter, export, import, etc. – all implemented Tool/ToolRunner, then we'd pick up the Tool cmdline parse of -D that...
http://issues.apache.org/jira/browse/HBASE-3135    Author: stack, 2014-07-23, 22:23
[HBASE-11323] BucketCache all the time! - HBase - [issue]
...One way to realize the parent issue is to just enable bucket cache all the time; i.e. always have offheap enabled.  Would have to do some work to make it drop-dead simple on initial set...
http://issues.apache.org/jira/browse/HBASE-11323    Author: stack, 2014-07-23, 19:36
[HBASE-11559] Add dumping of DATA block usage to the BlockCache JSON report. - HBase - [issue]
...Block cache toJSON was missing reporting on DATA block type size and block count.  Add it....
http://issues.apache.org/jira/browse/HBASE-11559    Author: stack, 2014-07-23, 01:16
[HBASE-11544] [Ergonomics] hbase.client.scanner.caching is dogged and will try to return batch even if it means OOME - HBase - [issue]
...Running some tests, I set hbase.client.scanner.caching=1000.  Dataset has large cells.  I kept OOME'ing.Serverside, we should measure how much we've accumulated and return to the c...
http://issues.apache.org/jira/browse/HBASE-11544    Author: stack, 2014-07-22, 05:35
[HBASE-11532] Add L2 metrics - HBase - [issue]
...If enabled, emit metrics from L2 tier.  Currently our cache policy's aggregate L1 and L2 stats....
http://issues.apache.org/jira/browse/HBASE-11532    Author: stack, 2014-07-22, 05:33
[HBASE-5244] Add a test for a row with 1M (10M? 100M) columns and see how we do with it - HBase - [issue]
http://issues.apache.org/jira/browse/HBASE-5244    Author: stack, 2014-07-22, 04:57
[HBASE-3072] Client should be interruptible; APIs should all change to let out Interrupted Exception - HBase - [issue]
...This issue comes of discussion over in HBASE-3064.  That issue hacks in some basic interruptibility.  We should revamp client so all APIs can be interrupted/throw IE....
http://issues.apache.org/jira/browse/HBASE-3072    Author: stack, 2014-07-21, 10:48
[HBASE-5626] Compactions simulator tool for proofing algorithms - HBase - [issue]
...A tool to run compaction simulations would be a nice to have.   We could use it to see how well an algo ran under different circumstances loaded w/ different value types with different ...
http://issues.apache.org/jira/browse/HBASE-5626    Author: stack, 2014-07-20, 19:47
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