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21%
Five special distros for system and network admins
28.07.2025
Home »  Archive  »  2025  »  Issue 88: 5 Net...  » 
Lead Image © Christos Georghiou, 123RF.com
for x86_64 PCs (910MB) and ARM64 systems (935MB). The hybrid image can be launched either from a CD, DVD, or USB stick. The x86_64 system works with both BIOS and UEFI firmware, whereas the ARMv8 variant
21%
Managing FOSS applications on AIX
27.05.2025
Home »  Archive  »  2025  »  Issue 87: Light...  » 
Lead Image © Nataliia Natykach, 123RF.com
meet some disk space requirements for installing DNF, as well: at least 512MB of free space available in /tmp, /opt, and /var. If necessary, increase the amount of free disk space in each filesystem
21%
Tools for troubleshooting the network
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Photographer, 123RF.com
, and you are given minimum, maximum, and average values for the speed of ICMP responses. In addition to performing the simple ping test, you can access a freely configurable website, or transfer 1MB of test
21%
Win-win with Cygwin
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Steve Mann, 123RF.com
for this article, my required space was approximately 300MB and just under 100MB for the temporary staging space. Keep the temporary staging directory intact for future installations and customizations. The disk
21%
Professional backup solutions compared
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Kamil Macniak, 123RF
) with 12 Serial ATA disks, a 320 UW SCSI controller for the host connection, and 512MB cache. I configured various disk groups and logical volumes on this powerful hardware and exported them to the backup
21%
Time flies, but it can still be measured
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
built-in command provides a breakdown of where a program's share of CPU was spent and how much time elapsed during a given task: $ time ps -axjf > /dev/null real 0m0.029s user 0m0.005s sys 0m0
21%
Workshop: Container virtualization with LXC on Ubuntu 10.04
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Tormod Rossavik, 123RF.com
into the kernel, you only need the userspace tools from the lxc package to take the software for a trial run. The following line in /etc/fstab none /cgroup cgroup defaults 0 0 mounts the cgroup filesystem, which
20%
Galera Cluster for MySQL
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Noel Powell, fotolia.com
queries. This is one reason why a Galera setup with only two nodes is not recommended. An SST can be accomplished with mysqldump, rsync, or XtraBackup (2.0 and up). With a very large data volume (as
20%
Introduction to OpenMP programming
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Frank Rohde, 123RF.com
(real8), DIMENSION(:,:), ALLOCATABLE :: u ! solution array 011 REAL(real8) :: tol=1.d-4, diff=1.0d0 012 REAL(real8) :: delta 013 REAL(real8) :: x 014 REAL(real8) :: pi 015 REAL(real8) :: exact
20%
A standard cloud computing API
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
another could allow the user to set up memory of between 1 and 8GB in increments of 512MB. The Deltacloud API bundles all these possibilities into hardware profiles, which means the clients are provided

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