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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
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
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
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
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
Re: Upgrade to Hadoop 2.2.0 and HBase 0.96.1.1 - HBase - [mail # user]
...How is 0.94.11 not running well with Hadoop 2?We are using that setup in production.For Hadoop 2.2.x you have recompile 0.94 with a new version of Protobuf (2.5), other than that it should w...
   Author: lars hofhansl, 2014-02-01, 05:13
Re: StoreScanner created for memstore flush should be bothered about updated readers? - HBase - [mail # dev]
...So now the memstore flush includes data from other persisted store files? That is bad.----- Original Message -----From: ramkrishna vasudevan To: "[EMAIL PROTECTED]" ; lars hofhansl Cc: Sent:...
   Author: lars hofhansl, 2014-01-31, 19:16
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