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Re: HBase aggregation for sum - HBase - [mail # user]
...On Thu, Dec 19, 2013 at 9:05 AM, james isaac  wrote:   An "int" is serialized as 4 bytes, a "long" as 8 bytes...  The size of the value is checked and expected to be 8 bytes (...
   Author: Matteo Bertozzi, 2013-12-19, 18:25
[HBASE-7108] Don't use legal family name for system folder at region level - HBase - [issue]
...CHANGED, was: Don't allow "recovered.edits" as legal family nameRegion directories can contain folders called "recovered.edits", log splitting related.But there's nothing that prevent a user...
http://issues.apache.org/jira/browse/HBASE-7108    Author: Matteo Bertozzi, 2013-12-16, 20:12
[expand - 1 more] - Re: HBase 0.94.10 snapshot FileNotFoundException exception - HBase - [mail # user]
...Hi,  thank you for the follow up.  The problem is related to a bug in the name resolution of a "clone" (that in your case the is the restore of a snapshot of a restored table). Thi...
   Author: Matteo Bertozzi, 2013-12-10, 10:39
Re: HBase snapshot export - mappers - HBase - [mail # user]
...to make it simple, the number of mappers is the number of "machines" that you want to use. each machine will get N files to copy based on: total files to export / nmappers  Matteo  ...
   Author: Matteo Bertozzi, 2013-12-05, 14:01
[HBASE-9978] The client retries even if the method is not present on the server - HBase - [issue]
...If the RpcServer is not able to find the method on the server throws an UnsupportedOperationException, but since is not wrapped in a DoNotRetry the client keeps retrying even if the operatio...
http://issues.apache.org/jira/browse/HBASE-9978    Author: Matteo Bertozzi, 2013-12-02, 17:12
[HBASE-9890] MR jobs are not working if started by a delegated user - HBase - [issue]
...If Map-Reduce jobs are started with by a proxy user that has already the delegation tokens, we get an exception on "obtain token" since the proxy user doesn't have the kerberos auth.For exam...
http://issues.apache.org/jira/browse/HBASE-9890    Author: Matteo Bertozzi, 2013-11-26, 05:53
Re: HBase snapshots - HBase - [mail # user]
...Due to the nature of hbase, when hfiles gets compacted your table will not share files with the snapshot causing the next snapshot to don't share hfiles (or share a few) with the previous sn...
   Author: Matteo Bertozzi, 2013-11-19, 17:13
Re: Hadoop version trunk dependency? - HBase - [mail # dev]
...for the fs.defaultFS we have FSUtils.setFsDefault() used by most of the code https://github.com/apache/hbase/blob/trunk/hbase-server/src/main/java/org/apache/hadoop/hbase/util/FSUtils.java#L...
   Author: Matteo Bertozzi, 2013-11-11, 17:52
[expand - 1 more] - Re: ExportSnapshot very slow. bug? - HBase - [mail # user]
...if you have a patch to parallelize that, feel free to post a patch and it will probably be integrated. The idea was to replace the multiple empty files with few small manifests HBASE-7987.. ...
   Author: Matteo Bertozzi, 2013-11-08, 19:43
Re: mvn command to compile CDH4.4 HBase - HBase - [mail # user]
...that is the right way to build, but it looks like you've problems downloading the dependencies. could you try to add -Dmaven.wagon.http.ssl.insecure=true -Dmaven.wagon.http.ssl.allowall=true...
   Author: Matteo Bertozzi, 2013-11-05, 16:03
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