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14%
A watchdog for every modern *ix server
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Photo by Sudhith Xavier on Unsplash
up a container machine running Monit. Listing 1 [2] creates the Ubuntu 22.04 LTS base image used to create further images for the test container machines. To generate the base image, go to your
14%
Jira, Confluence, and GitLab
18.02.2018
Home »  Archive  »  2018  »  Issue 43: Real...  » 
Lead Image © Iaroslav Neliubov, 123RF.com
on the same host that later hosts Confluence, Jira, and GitLab, so it is an all-in-one (AiO) setup. Because Ansible connects via SSH, but ideally not as the root user, a separate user account is required
14%
Using Expect scripts to automate tasks
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Kheng Ho Toh, 123RF.com
conservatively originally 21 if {$force_conservative} { 22 set send_slow {1 .1} 23 proc send {ignore arg} { 24 sleep .1 25 exp_send -s -- $arg 26 } 27 } 28
14%
Aggregating information with Huginn
18.02.2018
Home »  Archive  »  2018  »  Issue 43: Real...  » 
Lead Image © it Ilka Burckhardt, Fotolia.com
. The required modifications are explained in the Huginn wiki [3]. The software is based on Ruby on Rails [4] and therefore requires an installed Ruby environment; in fact, it needs version 2.2 or 2
14%
Environment Modules
23.02.2012
Home »  HPC  »  Articles  » 
/open64/64/1 intel-tbb/ia32/22_20090809oss open64/4.2.2.2 bonnie++/1.96 intel-tbb/intel64/22_20090809oss openmpi/gcc/64/1.3.3 cmgui/5
14%
Data Analysis with R and Python
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © mopic, 123RF.com
application. The web server copies the script from the listing (with root privileges) to the /etc/apache2/site-available/rconf path. The command sudo a2ensite binds it into the web server's configuration; sudo
14%
SSH on Windows
17.09.2013
Home »  Articles  » 
iptables.service , or create a rule for port 22 (SSH). Administrators typically do not need to make any adjustments to the main configuration file – usually /etc/ssh/sshd_config – with one exception
14%
Understanding the Status of Your Filesystem
18.06.2014
Home »  HPC  »  Articles  » 
simple to gather information on size, age, and ownership. An example of such a tool is fsstats . It walks a filesystem, starting at a root directory, and produces a summary output that lists a file size
14%
Comparing Ceph and GlusterFS
21.04.2015
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © agencyby, 123RF.com
-r--r-- 2 root root 6 3. Feb 18:36 .glusterfs/0d/19/0d19fa3e-5413-4f6e-abfa-1f344b687ba7 # # ls -alid dir1 .glusterfs/fe/9d/fe9d750b-c0e3-42ba-b2cb-22ff8de3edf0 .glusterfs /00
14%
Predicting Drive Doom
20.10.2013
Home »  HPC  »  Articles  » 
. The output for the Samsung SSD is: [root@home4 ~]# smartctl -i /dev/sdb smartctl 5.43 2012-06-30 r3573 [x86_64-linux-2.6.32-358.18.1.el6.x86_64] (local build) Copyright (C) 2002-12 by Bruce Allen, http

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