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Re: Confusion with Actual Number of Regions in HBase - HBase - [mail # dev]
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...The two RS could have died due to GC or some connectivity issues with ZK. Checking the logs would help us get a clear idea. REgards Ram On Thu, Feb 21, 2013 at 7:09 AM, Joa...
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Author: ramkrishna vasudevan,
2013-02-21, 04:18
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Re: [resend] region server of -ROOT- table is dead, but not reassigned - HBase - [mail # user]
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...Ideally the ROOT table should be reassigned once the RS carrying ROOT goes down. This should happen automatically. May be what does your logs say. That would give us an ins...
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Author: ramkrishna vasudevan,
2013-02-20, 06:12
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Re: Optimizing Multi Gets in hbase - HBase - [mail # user]
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...If the scan is happening on the same region then going for Scan would be a better option. Regards RAm On Mon, Feb 18, 2013 at 4:26 PM, Nicolas Liochon wrote: ...
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Author: ramkrishna vasudevan,
2013-02-18, 11:07
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Re: : Region Servers crashing following: "File does not exist", "Too many open files" exceptions - HBase - [mail # user]
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...you can check the logs it will tel you if the compactions were happening. I may be wrong without checking your cluster, just some inputs that we have faced sometime back. Regards Ram &...
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Author: ramkrishna vasudevan,
2013-02-11, 16:50
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Re: : Region Servers crashing following: "File does not exist", "Too many open files" exceptions - HBase - [mail # user]
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...Hi David, Have you changed anything on the configurations related to compactions? If there are more store files created and if the compactions are not run frequently we end up in...
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Author: ramkrishna vasudevan,
2013-02-11, 03:58
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Re: independent scans to same region processed serially - HBase - [mail # user]
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...What do you see in the thread dump? May be HBASE-7336 deals with scans hitting the same block of data. But i see from your mail that the scans are independent of each other and they sc...
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Author: ramkrishna vasudevan,
2013-02-09, 10:48
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Re: split table data into two or more tables - HBase - [mail # user]
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...To your question regarding if you can write a mapper that sends only the columns that you need: Yes of course you can do it. See the example in Importer.java. It shows you how a ...
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Author: ramkrishna vasudevan,
2013-02-09, 10:42
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Re: Regions in transition - HBase - [mail # user]
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...Okie. So if you don't mind can you attach your logs. What is the split policy and what is the size of the region? Its better we take a look at it and solve the problem if i...
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Author: ramkrishna vasudevan,
2013-02-09, 10:07
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Re: Regions in transition - HBase - [mail # user]
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...Yes, RIT states were bit confusing for the end user. In the latest version lot of efforts have gone into solve this problems. Hope for the best in the future :) Regards Ram ...
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Author: ramkrishna vasudevan,
2013-02-08, 07:15
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Re: Regions in transition - HBase - [mail # user]
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...What is the version that you are using? You can run the tool called HBCK which should help you. But before running this what operation were you trying to make? DISABLED and then ENABLE...
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Author: ramkrishna vasudevan,
2013-02-08, 07:07
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