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25%
I/O Profiling at the Block Level
27.08.2014
Home »  HPC  »  Articles  » 
was the sequential write test using 1MB record sizes: ./iozone -i 0 -c -e -w -r 1024k -s 32g -t 2 -+n > iozone_write_1.out To gather the block statistics, I ran ioprof in a different terminal window before I ran
25%
Warewulf 4 – Environment Modules
20.03.2023
Home »  HPC  »  Articles  » 
.exe   QUAD_MPI   FORTRAN90/MPI version   Estimate an integral of f(x) from A to B.   f(x) = 50 / (pi * ( 2500 * x * x + 1 ) )     A        =    0.00000       B        =    10.0000       N        =      9999999
25%
Error-correcting code memory keeps single-bit errors at bay
14.11.2013
Home »  Archive  »  2013  »  Issue 17: Cloud...  » 
Lead Image © Igor Stevanovic, 123RF.com
. This translates to Google's experiencing about 25,000-75,000 correctable errors (CE) per billion device hours per megabit, which translates to 2,000-6,000 CE/GB-yr (or about 250-750 CE/Gb-yr). This is much higher
25%
Julia: Fast as Fortran, easy as Python
09.04.2019
Home »  Archive  »  2019  »  Issue 50: Bpfilter  » 
Lead Image © Andrey Suslov, 123RF.com
). Listing 2 Arrays julia> a = [1 2]; 1x2 Array{Int64,2}: 1 2 julia> b = [3 4]; 1x2 Array{Int64,2}: 3 4 julia> [a b] 1x4 Array{Int64,2}: 1 2 3 4 julia> [a; b] 2x2 Array{Int64,2}: 1 2 3 4
25%
Why Good Applications Don’t Scale
13.10.2020
Home »  HPC  »  Articles  » 
You ha ve parallelized your serial application ,  but as you use more cores you are  n o t seeing any improvement  in performance . What gives? ... of the application. Four processors only gets a speedup of 2.5 – the speedup is losing ground. This “decay” in speedup continues as processors are added. With 64 processors, the speedup is only 4.71. The code ... You  ha ve parallelized your serial application ,  but as you use more cores you are  n o t seeing any improvement  in performance . What gives?
25%
The New Hadoop
17.07.2013
Home »  HPC  »  Articles  » 
Hadoop version 2 expands Hadoop beyond MapReduce and opens the door to MPI applications operating on large parallel data stores. ... confusion when you’re ready to download, but in general, the 0.20.X branch is version 1, and the 0.23.X branch is version 2. To understand what YARN is and why it is needed, some background on Hadoop may ... Hadoop version 2 expands Hadoop beyond MapReduce and opens the door to MPI applications operating on large parallel data stores.
25%
S3QL filesystem for cloud backups
09.01.2013
Home »  Archive  »  2013  »  Issue 18: New W...  » 
Lead Image © stylephotographs, 123RF.com
root root 556 Nov 10 10:07 s3ql_metadata 07 4 drwxr-xr-x. 4 root root 4096 Nov 10 10:08 .. 08 4 -rw-r--r-- 1 root root 262 Nov 10 10:10 s3ql_seq_no_2 09 4 drwxr-xr-x 3 root root 4096 Nov 10 10
25%
CloudLinux Offering Lifecycle Support Service for Expired Linux Distributions
04.02.2021
Home »  News  » 
 
February 2021 to February 2025 CloudLinux is also working on ELS support for Ubuntu 16 (set to expire April 2021) and Debian 9 (set to expire June 2022). Igor Seletskiy, CEO and founder of Cloud
25%
Intel Releases Microcode to Provide Important Security Fixes
09.02.2022
Home »  News  » 
 
X series all the way to Gen11 MObile CPUs.  Of all of these patches, there are two that are listed as High on the CVSS scoring system. The first is Intel SA-00528, which only affects lower
25%
cPanel and WHM Bring Full Support to Ubuntu LTS
14.03.2022
Home »  News  » 
 
on Ubuntu 20.04. This should happen this month (March 2022), so keep checking the cPanel release page to stay up-to-date. You can also read the full release notes for V102 to see all of the new additions ... cPanel & WHM expand their offerings by adding full support for Ubuntu 20.04 LTS.

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