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Re: RegionServer not crash but not response!! - HBase - [mail # user]
...Do have a stackdump? You can get that with: jstack       From: louis.hust  To: [EMAIL PROTECTED] Cc: Ted Yu   Sent: Monday, May 4, 2015 6:49 PM Subject: Re...
   Author: lars hofhansl, 2015-05-05, 03:57
Re: Right value for hbase.rpc.timeout - HBase - [mail # user]
...Why do you have regions that large? The 0.92 default was 1G (admittedly, that was much too small), the 0.98 default is 10G, which should be good in most cases.Mappers divide their work based...
   Author: lars hofhansl, 2015-05-04, 19:03
Re: [DISCUSS] Rolling Upgrade 0.98 -> 1.1 - HBase - [mail # dev]
...A belated and perhaps unhelpful "I agree" from me.Supporting rolling upgrades is in our own interest.If we want phase out older releases of HBase (and reduce _our_ work supporting all those ...
   Author: lars hofhansl, 2015-05-03, 01:08
Re: The Renumbering (proposed) - HBase - [mail # dev]
...+1 (leaving 1.1 at Hadoop 2.5.x as is, and document how to use 2.6.x instead).Note that I did not suggest going to 2.0 that in HBASE-13339, just that it would be an option (after I said that...
   Author: lars hofhansl, 2015-04-23, 21:19
[expand - 1 more] - Re: Nondeterministic outcome based on cell TTL and major compaction event order - HBase - [mail # dev]
...Just came here to say that. From our (maybe not clearly enough) defined semantics this how it should behave.It _is_ confusing, though, since compactions are - in a sense - just optimizations...
   Author: lars hofhansl, 2015-04-18, 05:21
Re: [VOTE] The 4th HBase 0.98.12 release candidate (RC3) is available, vote closing 4/17/2015 - HBase - [mail # dev]
...+1- build from 0.98.12RC3 tag- inspected generated tarball- inserted some data, scanned, flushed, major_compacted, scanned again. All the usual.- nothing undue in the logsSuper, duper minor ...
   Author: lars hofhansl, 2015-04-15, 18:22
[expand - 2 more] - Re: Rowkey design question - HBase - [mail # user]
...One day I'll post an email with all of Micheal's hot button topics.1. Salting. Yeah, we call it salting and it works nicely to avoid hot spotting and to parallelize reads.2. Local indexes. T...
   Author: lars hofhansl, 2015-04-09, 23:44
Re: New 0.98 RC tonight - HBase - [mail # dev]
...Let's pull HBASE-13362 in. Just committed.      From: Andrew Purtell  To: "[EMAIL PROTECTED]"   Sent: Wednesday, April 8, 2015 8:51 AM Subject: New 0.98 RC...
   Author: lars hofhansl, 2015-04-09, 05:06
Re: remove scanner caching? - HBase - [mail # dev]
...Scanner caching (in 1.1 and 2.0) is now a _limit_. I.e. normally you leave it disabled (the default of Long.MAX_VALUE) unless you know ahead of time that you'll only look at the first N rows...
   Author: lars hofhansl, 2015-04-09, 05:00
Re: master consumes large amount of CPU for days - HBase - [mail # user]
...Hi Ted,Yes, it is safe to bounce the HMaster without taking the region servers down.Are there any regions in transition (would be shown on the master's page)?All of the threads involved with...
   Author: lars hofhansl, 2015-03-26, 22:43
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elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB