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16%
Red Hat's cloud and virtualization portfolio
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
, and Cloud Computing, you will have noticed that cloud computing was Red Hat's specific focus last year. The open source specialist presented several new solutions in June at the Red Hat Summit [3]. Most
16%
Lean on Logwatch
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © MuharremZengin, 123RF.com
quickly and you're in a closed environment where SMTP is not available. Execution The file /etc/cron.daily/00logwatch (Figure 1) shows how to adjust the email recipient on Debian-based servers. However
16%
Netcat – The Admin’s Best Friend
20.08.2012
Home »  Articles  » 
 
examplehost.tld 22 If firewalling is in place and you need to originate your connection from a specific IP address to open a port, entering # nc -s 1.2.3.4 examplehost.tld 8181 will connect to examplhost
16%
Netcat – The admin's best friend
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Dmitry Rukhlenko, 123RF.com
seconds, for example: # nc -p 16000 -w 30 examplehost.tld 22 If firewalling is in place and you need to originate your connection from a specific IP address to open a port, then you can enter: # nc -s 1.2.3
16%
Processor and Memory Affinity Tools
14.09.2021
Home »  HPC  »  Articles  » 
 $(find /sys/devices/system/cpu -regex ".*cpu[0-9]+/topology/thread_siblings_list") | sort -n | uniq 0,32 1,33 2,34 3,35 4,36 5,37 6,38 7,39 8,40 9,41 10,42 11,43 12,44 13,45 14,46 15,47 16,48 17,49 18,50 19,51 20,52 21,53 22,54 23,55 24,56 25
16%
Using a Bash script to mirror external monitors
10.06.2015
Home »  Archive  »  2015  »  Issue 27: Fault...  » 
Lead Image © bowie15, 123RF.com
(xrandr) "provides automatic discovery of modes (resolutions, refresh rates, …) [and] the ability to configure output dynamically (resize, rotate, move, …)" [3]. The xrandr configuration tool lets me
16%
Remote maintenance and automation with RPort
07.04.2022
Home »  Archive  »  2022  »  Issue 68: Autom...  » 
Photo by Claudia Soraya on Unsplash
is also possible. A VM with Debian 10 (Buster) or 11 (Bullseye) and 1GB of RAM is all you need for the RPort server. The costs amount to $3-$7 per month, depending on the cloud provider. For an RPort
16%
Identifying and using software licenses
27.05.2025
Home »  Archive  »  2025  »  Issue 87: Light...  » 
Lead Image © alphaspirit, 123RF.com
) [1] and the Open Source Initiative (OSI) [2]. A distinction can essentially be made between copyleft, permissive, and public domain licenses. Copyleft licenses [3] oblige the licensee to publish any
16%
Exploring Ubuntu cloud tools
28.06.2011
Home »  CloudAge  »  Articles  » 
 
.part.22 12 Generating manifest /tmp/centos.5- 3.x86.img.manifest.xml 13 14 $ euca- register images/centos.5- 3.x86.img.manifest.xml 15 IMAGE emi- c658102B When all three parts have been uploaded
16%
Security in the AWS cloud with GuardDuty
09.04.2019
Home »  Archive  »  2019  »  Issue 50: Bpfilter  » 
Lead Image © xcfoto, 123RF.com
are incorrect on AWS Simple Storage Service (S3) or CloudTrail, which could result in your security metrics suffering a humiliating public leak. In other words, behind the scenes, AWS configures all the plumbing

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