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61%
An overview of the Citadel BBS
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © braverabbit; 123RF.com
Rubén Llorente ... of the software and turn Citadel/UX into an actual groupware solution. In 1999, Citadel/UX was licensed under GNU General Public Licence (GPLv2), becoming free software. With its roots in the BBS realm, the core
61%
Fast email server deployments with iRedMail
30.01.2024
Home »  Archive  »  2024  »  Issue 79: Monit...  » 
Lead Image © Konstantin Inozemtcev, 123RF.com
Rubén Llorente ... 8, 9 Debian 11, 12 Ubuntu 20.04, 22.04 FreeBSD 13.x OpenBSD 7.3 I recommend the downloadable installer, but I will skip
60%
Hardware-enhanced security
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Lead Image © Jeff Metzger, 123RF.com
Rubén Llorente ... _identifier with the string you got in the previous step. This operation requires root privileges. The last part is dangerous; mistakes may render your operating system unusable, so ensure you have a rescue CD around just
53%
When I/O Workloads Don’t Perform
12.05.2021
Home »  HPC  »  Articles  » 
Isolating and diagnosing the root causes of your performance troubles. ... straight out of the box underperforming. I explore a few of the reasons why this might happen. Sometimes, the easiest and quickest way to determine the root cause of a slow drive is to check its local ... Isolating and diagnosing the root causes of your performance troubles.
31%
OCI containers with Podman
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Photo by Ray Aucott on Unsplash
users happy with security, Podman lets users fire up the run time without being the root superuser. When Podman is run as a less privileged user, it sets up and then enters a user namespace . Once inside ... The Podman alternative to Docker is a daemonless container engine with a run time that executes on request in root or user mode.
18%
Network analysis with the Bro Network Security Monitor
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
Lead Image © Aleksey Mnogosmyslov, 123RF.com
12288 Oct 22 00:00 2014-10-21 drwxr-xr-x. 2 root root 12288 Oct 23 00:00 2014-10-22 drwxr-xr-x. 2 root root 12288 Oct 24 00:00 2014-10-23 drwxr-xr-x. 2 root root 12288 Oct 25 00:00 2014-10-24 ~~~~~ drwxr
17%
HPC Cloud Storage
20.11.2013
Home »  HPC  »  Articles  » 
is to build the S3QL filesystem on the mounted filesystem: [root@home4 ~]# mkfs.s3ql local:///mnt/data1 Before using S3QL, make sure to read the user's guide, especially the 'Important Rules to Avoid Loosing
17%
S3QL filesystem for cloud backups
09.01.2013
Home »  Archive  »  2013  »  Issue 18: New W...  » 
Lead Image © stylephotographs, 123RF.com
the instructions for installing Python 2.7 from the PUIAS repo [22]. In case you are wondering, PUIAS is a project of the members of Princeton University and the Institute for Advanced Studies (IAS). Although
17%
Linux distributions for containers
13.06.2016
Home »  Archive  »  2016  »  Issue 33: IPv6...  » 
Lead Image © tiero, 123RF.com
Fedora 22 system, generate a custom Atomic software repository, and fill it with the desired packages. Docker hosts can then use this custom repository. Atomic with a Package Manager At this point, some
16%
networkd and nspawn in systemd
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Kritiya Sumpun, 123RF.com
to kill container. [root@Fedora-Cloud-Base-22-20150521 ~]# You can easily confirm that the container launched in this way uses its own namespaces by looking at the /proc/self/ns/ directory inside

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