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[HBASE-15549] Undo HMaster carrying regions in master branch as default
...I thought we had an issue to do this but I can't find it so here is a new one.Currently, in master branch, HMaster is a RegionServer and carries meta regions such as hbase:meta. Disable this...
, 2016-03-31, 00:09
[HBASE-14678] Experiment: Temporarily disable balancer and a few others to see if root of crashed/timedout JVMs
...Looking at recent builds of 1.2, I see a few of the runs finishing with kills and notice that a JVM exited without reporting back state. Running the hanging test finder, I can see at least t...
, 2016-03-23, 21:50
[HBASE-15416] TestHFileBackedByBucketCache is flakey since it went in
...Looks like cache content changes during running of test... let me fix. Critical....
, 2016-03-23, 03:12
[HBASE-7006] [MTTR] Improve Region Server Recovery Time - Distributed Log Replay
...Just saw interesting issue where a cluster went down hard and 30 nodes had 1700 WALs to replay. Replay took almost an hour. It looks like it could run faster that much of t...
, 2016-03-23, 02:04
[HBASE-15502] Skeleton unit test to copy/paste
...Add to our docs a skeleton unit test to copy/paste with all the vitals already filled out such as category and categorybasetimeout @Rule....
, 2016-03-21, 18:48
[HBASE-11544] [Ergonomics] hbase.client.scanner.caching is dogged and will try to return batch even if it means OOME
...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...
, 2016-03-18, 13:13
[HBASE-15462] Docker-based builds failing...
...Our hadoopqa builds have been failing the last few days setting up the docker container. Failure looks like this from console:Removing intermediate container 3ae7349600a3Step 16 : RUN gem in...
, 2016-03-15, 18:56
[HBASE-14807] TestWALLockup is flakey
...Fails frequently. Looks like this:2015-11-12 10:38:51,812 DEBUG [Time-limited test] regionserver.HRegion(3882): Found 0 recovered edits file(s) under /home/jenkins/jenkins-slave/workspace/HB...
, 2016-03-15, 01:39
[HBASE-15457] [performance] Save-a-seek; hint HFileReader when Scan is a "Get" Scan
...Have the Scan hint the lower-level Reader when its a 'Get' Scan. Reader is currently doing checks for EOF and when time to load next block on each next invocation. Seems easy enough to retur...
, 2016-03-14, 23:54
[HBASE-14883] TestSplitTransactionOnCluster#testFailedSplit flakey
...Only in branch-1 and branch-1.2.Fails look like this:https://builds.apache.org/view/H-L/view/HBase/job/HBase-1.3/jdk=latest1.8,label=Hadoop/397/TEST-org.apache.hadoop.hbase.regionserver.Test...
, 2016-03-10, 10:18
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