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Re: Managed Connections and HBase 1.0 - HBase - [mail # dev]
...What prompted this was when I looked first at the client from the viewpoint of long running clients in AppServers.I realized that the current abstraction is weird: You create HTable and trig...
   Author: lars hofhansl, 2014-10-23, 15:41
[expand - 5 more] - Re: HBase read performance - HBase - [mail # user]
...This looks like something to track.If there's an easy way to reproduce this, could you file a jira with instructions?(Although from the conversations here, it looks like it's not trivial to ...
   Author: lars hofhansl, 2014-10-14, 02:12
[expand - 3 more] - Re: hbase row locking - HBase - [mail # user]
...What are you trying to prove/observe, Abhishek?HBase does not hold the row lock while the WAL is sync'ed (see my previous response), so network settings would have no bearing on how long the...
   Author: lars hofhansl, 2014-10-12, 05:15
Re: log: ulimit output location - HBase - [mail # user]
...The ullimit should be in log not out (IMHO). That's the file you look at for normal operations.Can we log it to both places?      From: Stack  To: Hbase-User  &...
   Author: lars hofhansl, 2014-10-11, 17:26
Re: The 2nd HBase 0.98.7 release candidate (RC1) is available, vote closing 10/15/2014 - HBase - [mail # dev]
...+1- built from source, tried with latest Phoenix master- loaded a few million rows via Phoenix, queried some, etc.- inserted some data- scanned, flushed, compacted, etc.- checked tar ballAll...
   Author: lars hofhansl, 2014-10-11, 05:08
Re: HBase w/o Master - TTL? - HBase - [mail # user]
...The region servers can work until they decide they need to split a region or until one of them dies. I.e. until a global region (re-)assignment is needed.Note, though, that the HBase client ...
   Author: lars hofhansl, 2014-10-10, 19:37
Re: Clarifications on HBase Durability - HBase - [mail # user]
...Correct on all points.I really need to pick up HBASE-5954 again. What prevented me before was that (a) there was little interest (even from myself in the end) and (b) with the variety of Had...
   Author: lars hofhansl, 2014-10-09, 06:07
[expand - 2 more] - Re: Compactions nice to have features - HBase - [mail # dev]
...Hi Michael,your math is right.I think the issue is that it actually is easy to max out the ToR switch (and hence starve out other traffic), so we might want to protect the ToR switch from pr...
   Author: lars hofhansl, 2014-10-09, 05:20
Build machines and 0.94 - HBase - [mail # dev]
...Did anything change on the build machines?All tests runs are now failing in TestRegionObserverScannerOpenHook.testRegionObserverCompactionTimeStackingCaused by this:java.lang.NullPointerExce...
   Author: lars hofhansl, 2014-10-05, 01:23
Re: Incrementally scan table - HBase - [mail # dev]
...To see new KVs in a scan you can set the isolation level (Scan.setIsolationLevel(...)) to READ_UNCOMMITTED.But note that this is probably not what you want. The scan would not reset of regio...
   Author: lars hofhansl, 2014-10-05, 01:10
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