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Re: thinking about supporting upgrades to HBase 1.x and 2.x - HBase - [mail # dev]
...bq. 1.0 to 2.0 we need to sure+1 on supporting rolling upgrade from 1.0 to 2.0CheersOn Fri, Aug 29, 2014 at 11:24 AM, Jean-Marc Spaggiari <[EMAIL PROTECTED]> wrote: ...
   Author: Ted Yu, 2014-08-29, 21:35
Re: Bucket cache configuration - HBase - [mail # dev]
...Please read Procedure 9.1 underhttp://hbase.apache.org/book.html#offheap.blockcacheCheersOn Fri, Aug 29, 2014 at 2:04 PM, gabriela montiel <[EMAIL PROTECTED]> wrote: ...
   Author: Ted Yu, 2014-08-29, 21:18
[HBASE-9875] NamespaceJanitor chore is not used - HBase - [issue]
...Currently NamespaceJanitor chore is not started by HMaster.Jimmy identified some race conditions around the janitor.Francis said the janitor can do the cleanup for some failure scenarios.Thi...
http://issues.apache.org/jira/browse/HBASE-9875    Author: Ted Yu, 2014-08-29, 00:16
[expand - 1 more] - Re: NoSuchElementException while executing MapReduce-job - HBase - [mail # user]
...Maybe mapred-site.xml was not in classpath ?It should have something like this:      mapreduce.framework.name    yarn  CheersOn Thu, Aug 28,...
   Author: Ted Yu, 2014-08-28, 15:58
Re: How to know regions in a RegionServer? - HBase - [mail # user]
...For 0.98, please take a look at this method in HTable:  public NavigableMap getRegionLocations() throwsIOException {CheersOn Thu, Aug 28, 2014 at 6:18 AM, Guillermo Ortiz wrote:&nb...
   Author: Ted Yu, 2014-08-28, 14:02
[expand - 3 more] - Re: ResultScanner performance - HBase - [mail # user]
...You can enhance ColumnRangeFilter to return the first column in the range.In its filterKeyValue(Cell kv) method:    int cmpMax = Bytes.compareTo(buffer, qualifierOffset, quali...
   Author: Ted Yu, 2014-08-28, 04:30
[expand - 2 more] - Re: Writing Custom - KeyComparator !!! - HBase - [mail # user]
...A brief search for KeyComparator using http://search-hadoop.com/ didn'tturn up previous discussion on using custom KeyComparator.I would suggest conforming to best practices of row key desig...
   Author: Ted Yu, 2014-08-27, 17:20
Re: Rebuilding/publishing Book - HBase - [mail # dev]
...I browsed a few links which looked fine.The Chinese site is missing information about 0.98:http://abloz.com/hbase/book.htmlCheersOn Tue, Aug 26, 2014 at 12:23 PM, Nick Dimiduk  wrote:&n...
   Author: Ted Yu, 2014-08-26, 19:41
Re: Will cut 0.99 first RC on Sep 2 - HBase - [mail # dev]
...bq. more active in kicking these outCan you clarify whether the subtasks would be out of 0.99.0 RC or out of1.0 ?CheersOn Tue, Aug 26, 2014 at 11:35 AM, Enis S√∂ztutar  wrote: ...
   Author: Ted Yu, 2014-08-26, 18:41
[expand - 1 more] - Re: writing to multiple hbase tables in a mapreduce job - HBase - [mail # user]
...Please take a look at WALPlayer.java in hbase where you can find example ofhow MultiTableOutputFormat is used.CheersOn Tue, Aug 26, 2014 at 10:04 AM, yeshwanth kumar wrote: ...
   Author: Ted Yu, 2014-08-26, 17:09
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