Home | About | Sematext search-lucene.com search-hadoop.com
clear query|facets|time Search criteria: .   Results from 11 to 20 from 30 (0.045s).
Loading phrases to help you
refine your search...
Re: why my test result on dfs short circuit read is slower? - HDFS - [mail # user]
...On Feb 17, 2013, at 7:09 PM, "Liu, Raymond"  wrote:    Drop this down to 64KB not 128KB.   You have 16 cpu which really means 8 cores and 4 disks.   Do you have Gang...
   Author: Michael Segel, 2013-02-18, 10:16
Re: Mainframe to ASCII conversion - HDFS - [mail # user]
...Depends.   If the data is straight EBCDIC you have somewhat splittable data, however its really better to do this in a single stream.  If the data is COMP-3 (Zoned and Packed Data)...
   Author: Michael Segel, 2013-02-11, 17:01
Re: How can I limit reducers to one-per-node? - HDFS - [mail # user]
...Adding a combiner step first then reduce?    On Feb 8, 2013, at 11:18 PM, Harsh J  wrote:   Michael Segel  | (m) 312.755.9623  Segel and Associates  ...
   Author: Michael Segel, 2013-02-11, 01:30
Re: Generic output key class - HDFS - [mail # user]
...Why not just write out the int as a numeric string?   On Feb 10, 2013, at 1:07 PM, Sandy Ryza  wrote:   Michael Segel  | (m) 312.755.9623  Segel and Associates  ...
   Author: Michael Segel, 2013-02-11, 01:18
Re: On a lighter note - HDFS - [mail # user]
...I'm thinking 'Downfall'  But I could be wrong.  On Jan 17, 2013, at 6:56 PM, Yongzhi Wang  wrote:  ...
   Author: Michael Segel, 2013-01-18, 01:03
Re: queues in haddop - HDFS - [mail # user]
...He's got two different queues.   1) queue in capacity scheduler so he can have a set or M/R tasks running in the background to pull data off of...  2) a durable queue that receives...
   Author: Michael Segel, 2013-01-11, 15:06
Re: Hadoop throughput question - HDFS - [mail # user]
...You can't really say that.  Too many variables in terms of networking. (Like what other traffic is occurring at the same time? Or who else is attached to the NAS?   On Jan 3, 2013,...
   Author: Michael Segel, 2013-01-04, 00:11
Re: What should I do with a 48-node cluster - HDFS - [mail # user]
...Uhm... not exactly.   Power consumption is only part of it. ;-)  Power consumption by itself is not enough to establish probable cause.  If that were the case, there would be ...
   Author: Michael Segel, 2012-12-22, 16:01
Re: Sane max storage size for DN - HDFS - [mail # user]
...500 TB?   How many nodes in the cluster? Is this attached storage or is it in an array?   I mean if you have 4 nodes for a total of 2PB, what happens when you lose 1 node?   &...
   Author: Michael Segel, 2012-12-12, 18:58
Re: using hadoop on zLinux (Linux on S390) - HDFS - [mail # user]
...Well...  I didn't think that the general version contained IBM specific security Java.   Your error: JAAS classes:com.ibm.security.auth.LinuxPrincipal (The first line...)   Is...
   Author: Michael Segel, 2012-12-11, 15:03
Sort:
project
HBase (344)
Hadoop (153)
MapReduce (51)
HDFS (24)
type
mail # user (30)
date
last 7 days (0)
last 30 days (0)
last 90 days (0)
last 6 months (0)
last 9 months (30)
author
Todd Lipcon (313)
Eli Collins (262)
Harsh J (261)
Colin Patrick McCabe (230)
Tsz Wo (207)
Chris Nauroth (166)
Jing Zhao (162)
Aaron T. Myers (141)
Suresh Srinivas (138)
Haohui Mai (134)
Andrew Wang (129)
Brandon Li (125)
Kihwal Lee (113)
Arpit Agarwal (107)
Daryn Sharp (97)
Uma Maheswara Rao G (79)
Ted Yu (73)
Alejandro Abdelnur (67)
Konstantin Shvachko (56)
Akira AJISAKA (54)
Stephen Chu (53)
Steve Loughran (51)
Azuryy Yu (48)
Yongjun Zhang (47)
Mohammad Tariq (46)
Michael Segel