Home | About | Sematext search-lucene.com search-hadoop.com
clear query|facets|time Search criteria: .   Results from 1 to 10 from 20 (0.118s).
Loading phrases to help you
refine your search...
[HBASE-6564] HDFS space is not reclaimed when a column family is deleted - HBase - [issue]
...When a column family of a table is deleted, the HDFS space of the column family does not seem to be reclaimed even after a major compaction....
http://issues.apache.org/jira/browse/HBASE-6564    Author: J Mohamed Zahoor, 2012-12-19, 09:14
[expand - 3 more] - Re: Scan exception when running MR - HBase - [mail # user]
...No Worries. It was a stray hbase jar that caused the problem.  ./zahoor  On 22-Oct-2012, at 10:43 PM, Bryan Beaudreault   wrote:  wrote: org.apache.hadoop.hbase.client.Sc...
   Author: J Mohamed Zahoor, 2012-10-23, 06:51
[expand - 4 more] - Re: Slow scanning for PrefixFilter on EncodedBlocks - HBase - [mail # user]
...+1 for making PrefixFIlter seek instead of using a startRow explicitly.  ./zahoor  On Thu, Oct 18, 2012 at 4:05 AM, lars hofhansl  wrote:  ...
   Author: J Mohamed Zahoor, 2012-10-18, 07:45
Re: DoubleColumnInterpretor for my coprocessor - HBase - [mail # user]
...After some dig up. it was some goof up with the jar file i loaded.. It works in both the case flawlessly now.  ./Zahoor  On 26-Sep-2012, at 3:35 PM, Julian Wissmann  wrote: &n...
   Author: J Mohamed Zahoor, 2012-10-02, 06:12
[expand - 1 more] - Re: HBASE garbage collection problem - HBase - [mail # user]
...Ignore the permgen advice.  Thought promotion failure as permgen failure.   ./zahoor  On 12-Sep-2012, at 8:39 PM, "Amlan Roy"  wrote:  ...
   Author: J Mohamed Zahoor, 2012-09-12, 15:21
Getting rid of -ROOT- Region - HBase - [mail # dev]
...Hi  I see that there were some discussions (HBASE-4524) in the past on getting rid of ROOT and storing the location of META on zk. People seem to agree on the topic also... is there any...
   Author: J Mohamed Zahoor, 2012-08-28, 05:25
Getting rid of -ROOT- - HBase - [mail # dev]
...Hi  I see that there were some discussions (HBASE-4524) in the past on getting rid of ROOT and storing the location of META on zk. People seem to agree on the topic also... is there any...
   Author: J Mohamed Zahoor, 2012-08-28, 05:23
Re: Using timestamps as "transaction ids" for idempotent counters. - HBase - [mail # user]
...Hi  One of the supported data type in HBase is "Counters". HTable already has a method called "incrementColumnValue", which atomically increments a column value. The lock is acquired at...
   Author: J Mohamed Zahoor, 2012-08-25, 16:45
Re: How to avoid stop-the-world GC for HBase Region Server under big heap size - HBase - [mail # user]
...Slab cache might help http://www.cloudera.com/blog/2012/01/caching-in-hbase-slabcache/  ./zahoor  On Thu, Aug 23, 2012 at 11:36 AM, Gen Liu  wrote:  ...
   Author: J Mohamed Zahoor, 2012-08-23, 06:16
[expand - 2 more] - Re: Using HBase serving to replace memcached - HBase - [mail # user]
...If you need to search row and column qualifiers you can pick  row+ col bloom  to help you skip blocks.  ./Zahoor@iPad  On 22-Aug-2012, at 10:58 PM, "Pamecha, Abhishek" &n...
   Author: J Mohamed Zahoor, 2012-08-23, 04:04
Sort:
project
HBase (20)
Drill (2)
MapReduce (2)
type
mail # user (14)
issue (3)
mail # dev (3)
date
last 7 days (0)
last 30 days (0)
last 90 days (0)
last 6 months (0)
last 9 months (20)
author
Ted Yu (1253)
Stack (962)
Jean-Daniel Cryans (733)
Andrew Purtell (716)
stack (668)
Jean-Marc Spaggiari (320)
Jimmy Xiang (304)
Jonathan Hsieh (291)
Elliott Clark (246)
Enis Soztutar (245)
lars hofhansl (240)
Lars Hofhansl (237)
Nicolas Liochon (200)
Nick Dimiduk (199)
Sergey Shelukhin (195)
Doug Meil (189)
Todd Lipcon (183)
Lars George (173)
Matteo Bertozzi (164)
ramkrishna.s.vasudevan (159)
Ryan Rawson (143)
Anoop Sam John (142)
Jonathan Gray (135)
Jesse Yates (104)
Himanshu Vashishtha (88)
J Mohamed Zahoor