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Re: long garbage collecting pause - HBase - [mail # user]
...You really don't want to go to 20GB.  Without knowing the number of regions... going beyond 1-2 GB may cause  more headaches than its worth.   Sorry, but I tend to be very cau...
   Author: Michael Segel, 2012-10-02, 14:23
Re: HAcid: multi-row transactions in HBase - HBase - [mail # user]
...Interesting.  So how do you manage the transaction?  On the client or on the cluster?  On Oct 1, 2012, at 6:12 PM, de Souza Medeiros Andre   wrote:  on. ACID transac...
   Author: Michael Segel, 2012-10-01, 23:16
Re: Regarding rowkey - HBase - [mail # user]
...MD5 should work, SHA-1 while theoretically may have a collision, it  hasn't been found.  Then there's SHA-2...  I don't disagree with your assertion, however... it causes the ...
   Author: Michael Segel, 2012-09-12, 16:49
Re: Optimizing table scans - HBase - [mail # user]
...How much memory do you have?  What's the size of the underlying row?  What does your network look like? 1GBe or 10GBe?  There's more to it, and I think that you'll find that Y...
   Author: Michael Segel, 2012-09-12, 13:04
Re: Doubt in performance tuning - HBase - [mail # user]
...Well,   Lets actually skip a few rounds of questions... and start from the  beginning.   What does your physical cluster look like?   On Sep 10, 2012, at 12:40 PM, Ramasu...
   Author: Michael Segel, 2012-09-10, 19:13
Re: Tracking down coprocessor pauses - HBase - [mail # user]
...On Sep 10, 2012, at 12:32 PM, Tom Brown  wrote:   Could you expand on this? On the surface, this doesn't sound like a very  good idea.  ...
   Author: Michael Segel, 2012-09-10, 18:45
Re: Key formats and very low cardinality leading fields - HBase - [mail # user]
...Uhm...   This isn't very good.  In terms of inserting, you will hit a single or small subset of regions.    This may not be that bad if you have enough data and the rows ...
   Author: Michael Segel, 2012-09-05, 03:04
Re: Reading in parallel from table's regions in MapReduce - HBase - [mail # user]
...I think the issue is that you are misinterpreting what you are seeing  and what Doug was trying to tell you...  The short simple answer is that you're getting one split per region....
   Author: Michael Segel, 2012-09-04, 16:41
Re: issues copying data from one table to another - HBase - [mail # user]
...Can you disable the table?  How much free disk space do you have?   Is  this a production cluster? Can you upgrade to CDH3u5?  Are you running a capacity scheduler or fai...
   Author: Michael Segel, 2012-08-18, 11:14
Re: Can I specify the range inside of fuzzy rule in FuzzyRowFilter? - HBase - [mail # user]
...What row keys are you skipping?  Using your example...  You have a start row of 00000000200, and an end key of  xFFxFFxFFxFFxFFxFF00350. Note that you could also write that en...
   Author: Michael Segel, 2012-08-18, 10:56
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