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31%
Automated OpenStack instance configuration with cloud-init and metadata service
05.02.2019
Home »  Archive  »  2019  »  Issue 49: Anato...  » 
Lead Image © jeka81, 123RF.com
: $ curl http://169.254.169.254/openstack 2012-08-10 2013-04-04 2013-10-17 2015-10-15 2016-06-30 2016-10-06 2017-02-22 To retrieve a list of supported versions for the EC2-compatible metadata API, enter
31%
Selecting compilers for a supercomputer
18.02.2018
Home »  Archive  »  2018  »  Issue 43: Real...  » 
Lead Image Photo by Michal Kmet on Unsplash
and nearly 20PB of external memory are available for data. In addition to high computing power, SuperMUC also displays impressive energy efficiency: Its hot water cooling requires 25 percent less electricity
31%
HPC Data Analytics
08.08.2014
Home »  HPC  »  Articles  » 
Reduce paradigm [http://discoproject.org] Hadoopy [22] Wrapper for Hadoop using Cython [http://www.hadoopy.com/en/latest/] Graph libraries NetworkX Package
31%
Modern Fortran for today and tomorrow
17.06.2017
Home »  Archive  »  2017  »  Issue 39: Conta...  » 
Lead Image © homestudio, 123RF.com
(IN) :: THIS 19 REAL :: AREA 20 AREA = PI * THIS%RADIUS**2.0 21 END FUNCTION CIRCLE_AREA 22 23 SUBROUTINE CIRCLE_PRINT(THIS) 24 CLASS(CIRCLE), INTENT(IN) :: THIS 25 REAL
31%
Selecting Compilers for a Supercomputer
21.12.2017
Home »  HPC  »  Articles  » 
^15 floating point operations per second). In total, almost 500TB of main memory and nearly 20PB of external memory are available for data. In addition to high computing power, SuperMUC also displays impressive
31%
Profiling application resource usage
14.03.2013
Home »  Archive  »  2013  »  Issue 13: IPv6...  » 
© fauxware, fotolia.com
Franklin Some big changes are happening in the processor world right now. For the past 15 years or so, both the HPC world and the enterprise world have settled on, for the most part, x86 as the processor
31%
Free Archive DVD with any Digital Issue Archive
01.02.2012
Home »  HPC  »  Newsletter  »  2012-02-01 HPC...  » 
for free if you order any Digital Issue Archive! Add any Digital Issue Archive and the Linux (Pro) Magazine Archive DVD to your cart, then enter the discount code FREEDVD2012.
31%
The state of open source groupware
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © Andrey Bayda, 123RF.com
developments in the open source groupware alternatives PostPath, Kerio, Kolab, Open-Xchange, Scalix, Tine 2.0, Zarafa, and Zimbra. PostPath Somewhat unlucky in its hunt for customers, PostPath [1] used to have
31%
OpenStack workshop, part 3:Gimmicks, extensions, and high availability
16.05.2013
Home »  Archive  »  2013  »  Issue 14: Samba 4  » 
© Steven Frame, 123RF
somewhat with Quantum. Now, not Nova, but Quantum, is responsible for floating IP addresses, as can be seen in several places: In the original version of Folsom (i.e., 2012.2), assigning floating IPs only
30%
Monitor your network infrastructure with SNMP
10.04.2015
Home »  Archive  »  2015  »  Issue 26: OpenS...  » 
Lead Image © lightwise, 123RF.com
$ROCOMMUNITY $HOST .1.3.6.1.2.1.4.22.1.3 # memory_used snmpwalk -v1 -Oqs -c $ROCOMMUNITY $HOST .1.3.6.1.2.1.25.2.3.1.6.101 # CPU-load-1 snmpwalk -v1 -Oqs -c $ROCOMMUNITY $HOST 1.3

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