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36%
Nagios Passive Checks
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Lisa Young, 123RF.com
00:00-24:00 07 wednesday 00:00-24:00 08 thursday 00:00-24:00 09 friday 00:00-24:00 10 saturday
35%
Gathering Data on Environment Modules
10.09.2012
Home »  HPC  »  Articles  » 
them into a log that can be parsed and used to create information. Approach The approach I’m using is based on the method Harvard University’s Faculty of Arts and Sciences, Research Computing Group has
35%
networkd and nspawn in systemd
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Kritiya Sumpun, 123RF.com
.xz # systemd-nspawn -M Fedora-Cloud-Base-22-20150521.x86_64 Spawning container Fedora-Cloud-Base-22-20150521.x86_64 on /var/lib/machines/Fedora-Cloud-Base-22-20150521.x86_64.raw. Press ^] three times within 1s
35%
Systemd network management and container handling
13.06.2016
Home »  Archive  »  2016  »  Issue 33: IPv6...  » 
Lead Image © Kritiya Sumpun, 123RF.com
the Containers # machinectl pull-raw --verify=no http://ftp.halifax.rwth-aachen.de/fedora/linux/releases/22/Cloud/x86_64/Images/Fedora-Cloud-Base-22-20150521.x86_64.raw.xz # systemd-nspawn -M Fedora
35%
Securing the container environment
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Lead Image © zeferli, 123RF.com
&& apt install wget wget https://download.docker.com/linux/static/stable/x86_64/docker-18.09.0.tgz tar -xvf docker-18.09.0.tgz cd docker cp docker /usr/bin Now, interact directly with the Docker daemon
35%
Ansible collections simplify AIX automation
05.08.2024
Home »  Archive  »  2024  »  Issue 82: Sover...  » 
Lead Image © alexutemov, 123RF.com
/.ansible/collections:/usr/share/ansible/collections executable location = /usr/bin/ansible python version = 3.11.2 (main, Feb 17 2023, 09:48:02) [GCC 8.5.0 20210514 (Red Hat 8.5.0-18)] (/usr/bin/python3.11) jinja version = 3.1.2 libyaml = False
35%
Monitoring network computers with the Icinga Nagios fork
17.06.2011
Home »  Archive  »  2010  »  Issue 1: System...  » 
 
-host-alive command_line $USER1$/check_ping -H $HOSTADDRESS$ -w 3000.0,80% -c 5000.0,100% -p 5 } Listing 4 timeperiods.cfg (Excerpt) define timeperiod{ timeperiod_name 24x7
34%
How to configure and use jailed processes in FreeBSD
14.03.2013
Home »  Archive  »  2013  »  Issue 13: IPv6...  » 
© Corina Rosu, 123RF.com
, 09 sizeof(j)); 10 [...] 11 MALLOC(pr, struct prison *, 12 sizeof(*pr), 13 M_PRISON, M_WAITOK | M_ZERO); 14 [...] 15 error = copyinstr(j.path, 16 &pr->pr_path, sizeof
34%
Monitor Your Nodes with collectl
28.03.2012
Home »  HPC  »  Articles  » 
and modified one line in /etc/collectl.conf by adding a little to the default statistics monitored. The line in /etc/collectl.conf is: DaemonCommands = -f /var/log/collectl -r00:00,7 -m -F60 -s+YZCD --iosize
34%
Read-only File Compression with SquashFS
14.06.2017
Home »  HPC  »  Articles  » 
example illustrating the change in file size: $ ls -lsah FS_scan.csv  3.2M -rw-r--r-- 1 laytonjb laytonjb 3.2M 2014-06-09 20:31 FS_scan.csv $ gzip -9 FS_scan.csv  $ ls -lsah FS_scan.csv.gz  268K

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