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14%
Moving HPC to the cloud
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Zarko Cvijovic, 123RF.com
. Univa notes that launching an external cloud on Amazon EC2 is incredibly easy; you can just go to the Amazon Market Place [12], choose HPC from the list, and then launch your cluster. A similar feature
14%
Detecting system compromise
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Lead Image © Nah Ting Feng, 123RF.com
-day attacks – have not been compromised. False Sense of Security Every day people access their various computing devices for a multitude of reasons, some critically important to their work or personal lives
14%
High-availability workshop: GFS with DRBD and Pacemaker
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Maxim Borovkov, 123RF.com
into Linux when Linus Torvalds added it to kernel version 2.6.19. GFS2 was thus a later entry to the kernel than the comparable OCFS2, which made it into kernel 2.6.16. In the kernel, GFS relies ... Cl uster filesystems such as GFS2 and OCFS2 allow many clients simultaneous access to a storage device. Along with DRBD and Pacemaker, this offers a low-budget option for creating a redundant service
14%
Warewulf Cluster Manager – Administration and Monitoring
21.08.2012
Home »  HPC  »  Articles  » 
just two nodes: test1, which is the master node, and n0001, which is the first compute node): [laytonjb@test1 ~]$ pdsh -w test1,n0001 uptime test1: 18:57:17 up 2:40, 5 users, load average: 0.00, 0
14%
HPC Container Maker
13.06.2018
Home »  HPC  »  Articles  » 
/openmpi-3.1.0.tar.bz2     tar -x -f /tmp/openmpi-3.1.0.tar.bz2 -C /tmp -j     cd /tmp/openmpi-3.1.0 && ./configure          --prefix=/usr/local/openmpi --disable-getpwuid          --enable
14%
Disaster recovery for Windows servers
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © joseasreyes, 123RF.com
possibilities can restore a server quickly in an emergency. In this article, I show you how to fix problems with Windows if the operating system will not boot. The instructions have been tested with Windows
14%
Ralph, the open asset management tool
13.02.2017
Home »  Archive  »  2017  »  Issue 37: Distr...  » 
Lead Image © Sebastian Duda, 123RF.com
than configuration management, because, for example, you do not need to map complex dependencies in service production. In practice, asset and configuration management complement one another excellently
14%
Keeping the software in Docker containers up to date
16.08.2018
Home »  Archive  »  2018  »  Issue 46: CMS S...  » 
Lead Image © Michal Bednarek, 123RF.com
of the image later on is only possible if you either build a new image or go for the very nasty hack of option 2. When preparing Dockerfiles, you should be very careful (Figure 2
14%
Relational databases as containers
17.06.2017
Home »  Archive  »  2017  »  Issue 39: Conta...  » 
Lead Image © James Thew, 123RF.com
that – in part – are significantly older than they are themselves, some of them going back 15 or more years. This category includes relational databases [4], their best known representatives being Oracle [5], My
14%
Real-time log inspection
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © bowie15, 123RF
/or request query values parsed in regExp whitelists: # - "(curl|Go-http-client|okhttp)/*" # - "^/wp-login\\.php" # - "https://www\\.facebook\\.com" # - "192

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