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Re: Re: Any fast way to random access hbase data? - HBase - [mail # user]
...Yikes. Don't do that. :)Even if your blocks are in the OS cache, upon each single Get HBase needs to re-allocate a new 64k block on the heap (including the index blocks).If you see no chance...
   Author: lars hofhansl, 2014-08-13, 22:51
Re: How to verify data from MySQL and HBase - HBase - [mail # user]
...Just in the interest of stating the obvious: Don't write a tool that scans through all the data in MySQL (or HBase) and then looks up each individual row (or even batches of rows) in the oth...
   Author: lars hofhansl, 2014-08-13, 05:14
[expand - 1 more] - Re: Large discrepancy in hdfs hbase rootdir size after copytable operation. - HBase - [mail # user]
...VerifyReplication is something you could use. It's not replication specific, just named that way because it was initially conceived as a tool to verify that replication is working correctly....
   Author: lars hofhansl, 2014-08-10, 01:11
[ANNOUNCE] HBase 0.94.22 is available for download - HBase - [mail # dev]
...The HBase Team is pleased to announce the immediate release of HBase 0.94.22.Download it from your favorite Apache mirror [1].This release has also been pushed to Apache's maven repository.A...
   Author: lars hofhansl, 2014-08-09, 04:48
Re: [VOTE] The 1st HBase 0.98.5 release candidate (RC0) is available, vote closing 8/11/2014 - HBase - [mail # dev]
...+1- installed -hadoop2 bin tar ball- checked contents, documentation, checksums, etc- inserted some data, checked with raw-scans, flushed, compacted, inserted again, checked again. All good....
   Author: lars hofhansl, 2014-08-08, 18:37
[expand - 1 more] - Re: [VOTE] The 1st hbase 0.94.22 release candidate is available for download - HBase - [mail # dev]
...Thanks Nick (and Andrew, and JM). Will release tomorrow.Will also set time aside tomorrow to test 0.98.5.________________________________ From: Nick Dimiduk To: hbase-dev  Cc: lars...
   Author: lars hofhansl, 2014-08-08, 04:43
Re: what label is used for issues that are good on ramps for new contributors? - HBase - [mail # dev]
...+1 on changing that. "noob" is not very inviting :)________________________________ From: Sean Busbey To: dev  Sent: Tuesday, August 5, 2014 8:43 AMSubject: Re: what label is used ...
   Author: lars hofhansl, 2014-08-05, 17:11
Re: What is replacement of kv.getBuffer() in HBase0.98? - HBase - [mail # user]
...Hi Anil,the point of getFamilyArray() is that it may return the entire buffer, but it does not *have* to.Everybody should use the new API, so that we can eventually have KeyValues (Cells) th...
   Author: lars hofhansl, 2014-08-05, 06:53
[expand - 1 more] - Re: hbase memstore size - HBase - [mail # dev]
...Also...If you want to use the ram for the block cache (as you should)Reduce:hbase.regionserver.global.memstore.upperLimit from 0.4 to 0.1andhbase.regionserver.global.memstore.lowerLimit from...
   Author: lars hofhansl, 2014-08-04, 00:57
[expand - 2 more] - Re: meaning for AgeOfLastAppliedOp in Replication MetricsSink - HBase - [mail # dev]
...I was also confusing ageOfLastShippedEdit with ageOfLastAppliedEdit. I had fixed ageOfLastShippedEdit on the source in 0.94.Looks like 0.94 is doing the right thing with ageOfLastAppliedEdit...
   Author: lars hofhansl, 2014-07-30, 17:41
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