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Re: Re: always assinging root - HBase - [mail # user]
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...That regionserver is stopping? If not, you may need to restart it. 2012-12-07 13:18:53,947 DEBUG org.apache.hadoop.hbase.regionserver.handler.OpenRegionHandler: Processing open o...
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Author: Jimmy Xiang,
2012-12-07, 18:24
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thrift vs thrift2 - HBase - [mail # dev]
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...Since 0.96 is a singularity, is it a time to deprecate thrift finally? Or we can use thrift2 by default, and keep thrift around more? What's the pros and cons to switch to thrift...
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Author: Jimmy Xiang,
2012-12-06, 23:24
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Re: Does HBase combine multiple Puts against the same region server? - HBase - [mail # user]
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...This has been built in hbase for quite some time, no application change. On Thu, Dec 6, 2012 at 11:08 AM, yun peng wrote:...
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Author: Jimmy Xiang,
2012-12-06, 19:17
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Re: assignment - is master beeing a watchdog useful? - HBase - [mail # dev]
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...On Thu, Dec 6, 2012 at 10:44 AM, Stack wrote: Currently, the rs seems to not have a watcher on the znode. It could use a watcher of course. OK....
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Author: Jimmy Xiang,
2012-12-06, 18:55
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Re: Is Put() operation a synchronous call on server side? - HBase - [mail # user]
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...For a single put, yes, there is some overhead. There is a jira to remove the overhead: HBASE-6739, which is still open. Thanks, Jimmy On Thu, Dec 6, 2012 at 10:32 AM, yun p...
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Author: Jimmy Xiang,
2012-12-06, 18:45
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Re: Does HBase combine multiple Puts against the same region server? - HBase - [mail # user]
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...If auto flush is off, multiple puts could be combined into a batch and send to the region server in one RPC call if they are for the same region server. Thanks, Jimmy On Thu, Dec...
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Author: Jimmy Xiang,
2012-12-06, 18:42
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Re: assignment - is master beeing a watchdog useful? - HBase - [mail # dev]
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...The master sending a close on a region that is opening will result in cancelling the open. As to the TM, it is really for exceptional case. In normal scenario, we don't need it. ...
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Author: Jimmy Xiang,
2012-12-06, 18:39
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Re: assignment - is master beeing a watchdog useful? - HBase - [mail # dev]
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...We can't make the assignment znode ephemeral. It is used to track region assignments, and recovery. For example, if a region is moving from rs A to rs B, while it is opening on B...
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Author: Jimmy Xiang,
2012-12-06, 18:35
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Re: assignment - is master beeing a watchdog useful? - HBase - [mail # dev]
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...Currently, rs doesn't watch the znode. RS cancels ongoing open after master tells it so. Jimmy On Wed, Dec 5, 2012 at 7:53 PM, Stack wrote:...
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Author: Jimmy Xiang,
2012-12-06, 17:26
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[HBASE-7277] Thrift default JMX port should be 10103 instead of 8093 - HBase - [issue]
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...HBASE-5879 set Thrift JMX port to 8093. In conf/hbase-env.sh, the default one is 10103...
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http://issues.apache.org/jira/browse/HBASE-7277
Author: Jimmy Xiang,
2012-12-06, 03:37
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