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32%
Admin as a service with sysstat for ex-post monitoring
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Lead Image © Levente Janos, 123RF.com
in the /usr/lib/systemd/system/sysstat-collect.timer file. You can set a scan every five minutes by entering *:00/05 instead of the default setting *:00/10: [Unit] Description=Run system activity accounting
32%
Setting up an OpenNebula Cloud
05.09.2011
Home »  CloudAge  »  Articles  » 
 
-user@nebula-cloud-server:~$ onevm create kvmVM.template 02 nebula-user@nebula-cloud-server:~$ onevm list 03 ID NAME STAT CPU MEM HOSTNAME TIME 04 0 kvmVM pend 0 0 00 00:00
32%
Discovering device names
16.05.2013
Home »  Archive  »  2013  »  Issue 14: Samba 4  » 
© cbpix, 123RF.com
Recently, a customer asked me what was going on with his system. All of a sudden, he no longer had an eth0; instead, he was seeing strange names like em1 or p3p1 at the console. He wanted to know ... Ethernet devices in Linux have always been called eth0 and nothing else. All of a sudden, this universal truth has lost its validity, and Linux administrators need to understand why and how.
32%
Exploring the most famous performance tool
16.08.2018
Home »  Archive  »  2018  »  Issue 46: CMS S...  » 
Lead Image © Lucy Baldwin, 123RF.com
: The top command on a Linux system. 15:28:23 up 1 day, 20:10, 3 users, load average: 0.10, 0.14, 0.13 The second line of the display lists the aggregate state of the system's processes – 205 in all
32%
Automate your VMware configuration with Puppet
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © astragal, 123RF.com
-enterprise-3.8.1-ubuntu-14.04-amd64/packages/ubuntu-14.04-amd64 sudo dpkg -i pe-cloud-provisioner-libs_0.3.2-1puppet1_amd64.deb sudo dpkg -i pe-cloud-provisioner_1.2.0-1puppet1_all.deb vSphere Setup After
32%
Monitoring HPC Systems
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © Alexander Rivosh, 123RF.com
Version CentOS 6.5 Ganglia 3.6.0 Ganglia web 3.5.12 Confuse 2.7 RRDtool 1.3.8 Before installing any binaries, I try
32%
VAX emulation with OpenVMS
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
Ole Houen, 123RF
rq2 ra92 08 set rq3 cdrom 09 10 attach rq0 d0.dsk 11 attach rq1 d1.dsk 12 attach rq2 d2.dsk 13 14 attach -r rq3 cdrom.iso 15 16 set rl disable 17 set ts disable 18 19 set xq mac=08-00-2B-AA-BB-CC 20
32%
Configuring complex environments
07.04.2022
Home »  Archive  »  2022  »  Issue 68: Autom...  » 
Photo by Austin Neill on Unsplash
starwars.py #!/usr/bin/env python3 ** import yaml from yaml.loader import SafeLoader ** with open('starwars.yaml') as f: sw = yaml.load(f, Loader=SafeLoader) print(yaml.dump(sw, indent=4, default
32%
Thread processing in Python
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © Christos Georghiou, 123RF.com
= sol.copy() 10 11 for j in range(0,ny-1): 12 sol[0,j] = 10.0 13 sol[nx-1,j] = 1.0 14 # end for 15 16 for i in range(0,nx-1): 17 sol[i,0] = 0.0 18 sol[i,ny-1] = 0.0 19 # end for 20 21 # Iterate 22
32%
VTP for VLAN management
04.10.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
Lead Image © bluedarkat, 123RF.com
active Fa0/1, Fa0/2, Fa0/3, Fa0/4, Fa0/5, Fa0/6, Fa0/7, Fa0/8, Fa0/9, Fa0/10, Fa0/11, Fa0/12 10

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