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[HBASE-2940] Improve behavior under partial failure of region servers - HBase - [issue]
...On larger clusters, we often see failure cases where a server is "up" (ie heartbeating) but unable to actually service requests properly (or at a reasonable speed). This can happen for any n...
http://issues.apache.org/jira/browse/HBASE-2940    Author: Todd Lipcon, 2014-07-16, 23:25
[HBASE-2780] UI says table is disabled when it isn't - HBase - [issue]
...This is on branch - I have 120 clients writing like crazy into a table, it's definitely not disabled. But the web UI says it is. Attaching meta scan....
http://issues.apache.org/jira/browse/HBASE-2780    Author: Todd Lipcon, 2014-07-16, 23:09
[HBASE-2759] ZKMasterAddressWatcher gets confused by events on other zknodes - HBase - [issue]
...I deleted a node in the UNASSIGNED dir, and saw this in the logs. I think it's harmless, but worth fixing:2010-06-20 21:16:15,008 DEBUG org.apache.hadoop.hbase.master.HMaster: Event NodeDele...
http://issues.apache.org/jira/browse/HBASE-2759    Author: Todd Lipcon, 2014-07-16, 23:09
[HBASE-2624] TestMultiParallelPuts flaky on trunk - HBase - [issue]
...Saw this test failure on my Hudson:org.apache.hadoop.hbase.client.RetriesExhaustedException: Still had 11 puts left after retrying 4 times. at org.apache.hadoop.hbase.client.HConnectionManag...
http://issues.apache.org/jira/browse/HBASE-2624    Author: Todd Lipcon, 2014-07-16, 23:09
[HBASE-2723] TestTableInputFormatScan timed out - HBase - [issue]
...Saw a timeout of this test on my Hudson (prior to the master ZK change)...
http://issues.apache.org/jira/browse/HBASE-2723    Author: Todd Lipcon, 2014-07-16, 23:09
[HBASE-2464] Shutdown of master doesn't succeed if root isn't assigned - HBase - [issue]
...When the master is told to shut down, it calls stopScanners() before setting master.closed. If root isn't assigned, the root scanner gets stuck in the loop in RegionManager.waitForRootRegion...
http://issues.apache.org/jira/browse/HBASE-2464    Author: Todd Lipcon, 2014-07-16, 21:49
[HBASE-2673] Investigate consistency of intra-row scans - HBase - [issue]
...I have an intuition that intra-row scanning probably does not provide a consistent view of the row. We should investigate how true this is, and document what the interaction of the feature i...
http://issues.apache.org/jira/browse/HBASE-2673    Author: Todd Lipcon, 2014-07-16, 02:53
[HBASE-5979] Non-pread DFSInputStreams should be associated with scanners, not HFile.Readers - HBase - [issue]
...Currently, every HFile.Reader has a single DFSInputStream, which it uses to service all gets and scans. For gets, we use the positional read API (aka "pread") and for scans we use a synchron...
http://issues.apache.org/jira/browse/HBASE-5979    Author: Todd Lipcon, 2014-07-02, 21:44
[expand - 1 more] - Re: Timestamp resolution - HBase - [mail # dev]
...On Thu, Jun 12, 2014 at 11:30 AM, Michael Segel wrote:Even above the millisecond scale, you can't rely on wall clock measurementsdirectly either. For example, right now, my ntp-synchronized ...
   Author: Todd Lipcon, 2014-06-16, 18:25
...Right now we have a single HBASE_HEAPSIZE configuration. This isn't that great, since the HMaster doesn't really need much ram compared to the region servers. We should allow different java ...
http://issues.apache.org/jira/browse/HBASE-2817    Author: Todd Lipcon, 2014-06-08, 23:00
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