Posted
by alex
on Stack Overflow
See other posts from Stack Overflow
or by alex
Published on 2010-04-16T16:28:12Z
Indexed on
2010/04/16
17:33 UTC
Read the original article
Hit count: 152
How do you execute a Unix shell command on a cluster in parallel (step 1) and collect the results back to a central node (step 2)
© Stack Overflow or respective owner
as seen on Super User
- Search for 'Super User'
Does Intel Core 2 duo/ AMD athlon X2 really have 2 separate processors? i.e are they capable of doing real parallel processing?
What I don't understand is the difference when somebody says Cores or Processors.
>>> More
as seen on Stack Overflow
- Search for 'Stack Overflow'
I am looking for something that will make it easy to run (correctly coded) embarrassingly parallel JVM code on a cluster (so that I can use Clojure + Incanter).
I have used Parallel Python in the past to do this. We have a new PBS cluster and our admin will soon set up IPython nodes that use PBS…
>>> More
as seen on Stack Overflow
- Search for 'Stack Overflow'
I'm running R 2.11 64-bit on a WinXP64 machine with 8 processors. With R 2.10.1 the following code spawned 6 R processes for parallel processing:
require(foreach)
require(doSNOW)
cl = makeCluster(6, type='SOCK')
registerDoSNOW(cl)
bl2 = foreach(i=icount(length(unqmrno))) %dopar% {
(Some code…
>>> More
as seen on Server Fault
- Search for 'Server Fault'
I need a database engine that can utilize multiple servers for processing a single SQL query in parallel. So far I know that this is possible with the some engines, though none of them are feasible for me either because of pricing or missing features. The engines currently known to me are:
MS SQL…
>>> More
as seen on Stack Overflow
- Search for 'Stack Overflow'
I have a PHP script that will generate a report using PHPExcel from data queried from a MySQL DB. Currently, it is linear in processing in that it gets the data back from MySQL, reads in the Excel template, writes the data to the template, then outputs it. I have optimized the code to the point that…
>>> More
as seen on Server Fault
- Search for 'Server Fault'
I'm trying to install Munin on a new VPS through yum install munin but I keep getting an error about a missing perl module: Requires: perl(:MODULE_COMPAT_5.8.8). This is the perl version currently installed: v5.10.1.
I've searched all around and still haven't found a solution for this.
Here's the…
>>> More
as seen on Server Fault
- Search for 'Server Fault'
So, we host a geoservice webserver thing at the office.
Someone apparently broke into this box (probably via ftp or ssh), and put some kind of irc-managed rootkit thing.
Now I'm trying to clean the whole thing up, I found the process pid who tries to connect via irc, but i can't figure out who's…
>>> More
as seen on Stack Overflow
- Search for 'Stack Overflow'
Hello,
i am calling a perl script client.pl from a main script to capture the output of client.pl
in @output.
is there anyway to avoid the use of these two files so i can use the output of client.pl in main.pl itself
here is my code....
main.pl
=======
my @output = readpipe("client.pl");
client…
>>> More
as seen on Stack Overflow
- Search for 'Stack Overflow'
Hi,
How can I sort the dates in perl.
my @dates = ( "02/11/2009" , "12/20/2001" , "11/21/2010" ) ;
I have above dates in my array . How can I sort those dates... ?
My date format is dd/mm/YYYY.
>>> More
as seen on Stack Overflow
- Search for 'Stack Overflow'
I want tha name of a perl book for only PERL PROGRAMS. The reason behind is I want to improve my programming skill in perl
>>> More
