Home | About | Sematext search-lucene.com search-hadoop.com
clear query|facets|time Search criteria: .   Results from 11 to 17 from 17 (0.112s).
Loading phrases to help you
refine your search...
Re: why not hadoop backup name node data to local disk daily or hourly? - MapReduce - [mail # user]
...I actually have this exact same error.  After running my namenode for awhile (with a snn), it gets to a point where the snn starts crashing and if I try to restart the NN I will get thi...
   Author: Robert Dyer, 2012-12-26, 14:17
Re: Reg LZO compression - MapReduce - [mail # user]
...Hi Manoj,  If the data is the same for both tests and the number of mappers is fewer, then each mapper has more (uncompressed) data to process.  Thus each mapper should take longer...
   Author: Robert Dyer, 2012-10-17, 03:40
Re: New Learner for Haddop and Hive - MapReduce - [mail # user]
...Amazon says Oct 9.  http://www.amazon.com/Programming-Hive-Jason-Rutherglen/dp/1449319335  On Fri, Sep 7, 2012 at 1:11 PM, Michael Segel  w rote: n st  The lots 4697.out ...
   Author: Robert Dyer, 2012-09-07, 18:14
Re: HBase and MapReduce data locality - MapReduce - [mail # user]
...Ok but does that imply that only 1 of your compute nodes is promised to have all of the data for any given row?  The blocks will replicate, but they don't necessarily all replicate to t...
   Author: Robert Dyer, 2012-08-29, 06:06
Updating SequenceFiles? - MapReduce - [mail # user]
...I am currently using a SequenceFile as input to my MR job (on Hadoop 1.0.3).  This works great, as my input is just a bunch of binary blobs.  However it seems SequenceFile is only ...
   Author: Robert Dyer, 2012-08-22, 16:07
Re: Jobs randomly not starting - MapReduce - [mail # user]
...Upon further inspection of that log, it appears the problem is the startup task just takes a very long time.  Typically it is taking at most 6 seconds, but sometimes (the cases I think ...
   Author: Robert Dyer, 2012-07-17, 20:27
Hadoop map task deadlocking? - MapReduce - [mail # user]
...I am running Hadoop 1.0.3 on a small cluster (1 namenode, 1 jobtracker, 2 compute+data nodes).  My input file is a SequenceFile of around 129MB consisting of Text keys and BytesWritable...
   Author: Robert Dyer, 2012-07-03, 20:44
MapReduce (12)
HBase (11)
HDFS (8)
Hadoop (6)
mail # user (17)
last 7 days (0)
last 30 days (0)
last 90 days (0)
last 6 months (0)
last 9 months (17)
Harsh J (454)
Arun C Murthy (326)
Vinod Kumar Vavilapalli (309)
Todd Lipcon (211)
Amar Kamat (181)
Thomas Graves (165)
Jason Lowe (155)
Amareshwari Sriramadasu (153)
Sandy Ryza (124)
Tom White (111)
Siddharth Seth (109)
Aaron Kimball (107)
Owen O'Malley (106)
Ramya Sunil (103)
Devaraj K (102)
Alejandro Abdelnur (101)
Robert Joseph Evans (101)
Hemanth Yamijala (97)
Steve Loughran (90)
Eli Collins (77)
Ravi Gummadi (76)
Ted Yu (76)
Karthik Kambatla (67)
Mahadev konar (67)
Ravi Prakash (66)
Robert Dyer