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Re: Hadoop and Hbase setup - HBase - [mail # user]
...Both Hadoop 1 and Hadoop 2 work. If you start from scratch you should probably start with Hadoop 2.Note that if you want to use Hadoop 2.2.x you need to change the protobuf dependency in HBa...
   Author: lars hofhansl, 2014-02-14, 07:48
[expand - 2 more] - Re: 0.94.17RC next later this week - HBase - [mail # dev]
...Just created the tag and started the release builds (although it looks like I cannot access jenkins atm to check status). Let's do it in 0.94.18.________________________________ From: T...
   Author: lars hofhansl, 2014-02-14, 00:27
[expand - 1 more] - Re: Standard vs Asynchbase client reconnect after HBase restart - HBase - [mail # user]
...Haven't found time, yet. :(Are you bouncing just HBase or Zookeeper as well? I found the ZK client to be frequently the main source delay for "reconnecting".(note also that if run HBase in l...
   Author: lars hofhansl, 2014-02-13, 22:20
Re: DISCUSSION: Enis for 1.0.0 RM - HBase - [mail # dev]
...I don't think we need to vote.In any case +1 from me.________________________________ From: Stack To: HBase Dev List  Sent: Tuesday, February 11, 2014 3:20 PMSubject: DISCUSSION: E...
   Author: lars hofhansl, 2014-02-11, 23:36
[expand - 1 more] - Re: Hive + Hbase scanning performance - HBase - [mail # user]
...I do not know much about Hive. Sorry.It all depends on where Hive creates the ClientScanner object. Normally you would call HTable.getScanner(Scan) in order to get a scanner.ClientScanner ch...
   Author: lars hofhansl, 2014-02-10, 23:04
[expand - 1 more] - Re: Regarding Hardware configuration for HBase cluster - HBase - [mail # user]
...In a year or two you won't be able to buy 1T or even 2T disks cheaply.More spindles are good more cores are good too. This is a fuzzy art.A hard fact is that HBase cannot (at the moment) han...
   Author: lars hofhansl, 2014-02-09, 05:36
Re: WALPlayer? - HBase - [mail # user]
...Let me know how this works for you.I wrote that tool a while ago, but I ended up never actually using myself.________________________________ From: Tianying Chang To: [EMAIL PROTECTED] ...
   Author: lars hofhansl, 2014-02-07, 18:18
Re: Building HBase RPM - HBase - [mail # user]
...Do you feel up to creating an RPM spec for 0.96 and later?If so, I don't think anybody would be opposed to committing into dev-support or something.-- Lars----- Original Message -----From: I...
   Author: lars hofhansl, 2014-02-04, 23:52
[expand - 1 more] - Re: Binary API compatibility is not a requirement for any 0.98 release candidate - HBase - [mail # dev]
...For what's it worth, I agree with both of you. ;)- A binary compatibility issue should not sink a release.- If we want to clean up an API that would lead to an unavoidable binary compatibili...
   Author: lars hofhansl, 2014-02-04, 23:52
[expand - 5 more] - Re: Slow Get Performance (or how many disk I/O does it take for one non-cached read?) - HBase - [mail # user]
...Hmm... Interesting. I expected there to be a better improvement from smaller blocks.So it's really just IOPS (and block size does not matter), in which case, yes, HBase checksum will save yo...
   Author: lars hofhansl, 2014-02-02, 06:34
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