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71%
Beyond monitoring: Mathematical load simulation in Perl
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© kudryashka, 123RF.com
Gunther, M.Sc. Applied Mathematices, Ph.D. Theoretical Physics, is an internationally recognized consultant and the founder of Performance Dynamics Company (http://www.perfdynamics.com). After graduation
71%
Monitor your nodes with collectl
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© nobeastsofierce, 123RF.com
0 0 10 2 1 1371 2104 0 0 42024 92 0 0 0 0 11 8 6 2173 2574 0 0 216276 474 0 7 1 14 collectl
71%
I/O benchmarks with Fio
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Kheng Ho Toh, 123RF.com
format used by Windows and KDE. The following simple call to Fio fio --name=randomread --rw=randread --size=256m sets up a job titled randomread and then executes the job. To allow this to happen, Fio
70%
Installing and managing thedistributed GlusterFS filesystem
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Tetiana Pustovoitova, 123RF.com
, the community portal [8] is definitely worth a visit. Infos Red Hat to Acquire Gluster: http://www.redhat.com/promo/storage/ Gluster website: http://www.gluster.org GlusterFS package download ... 8
70%
Getting started with I/O profiling
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Photosani, Fotolia.com
attempts have been made over the years to understand I/O patterns. One method I employ is to use strace [8] (system trace) to profile the I/O pattern of an application. Because virtually all I/O from ... 8
70%
Mobile PC Monitor: A sys admin's best friend
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Buchachon Petthanya, 123RF.com
selection unchecked because I'm not concerned whether this system remains idle for any length of time. You might want to know whether a system is generally idle so that you can redeploy, add workload ... 8
70%
Security compliance with OpenSCAP
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Dmitriy Pchelintsev, 123RF.com
A word of warning: This article contains an above average number of acronyms. This has nothing to do with the fact that I like to save time while I'm writing articles; it has more to do ... 8
69%
From Out of the Blue
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Kurt Seifried: Who are you? I mean this is in the sense that you seem to have come out of nowhere and started submitting a lot of good Linux Kernel security bugs. Dan Rosenberg: I'm currently
69%
Aggregate alerts from various monitoring systems
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Lead Image © Chittima Kasa, 123RF.com
the containers: wget https://raw.githubusercontent.com/alerta/docker-alerta/refs/heads/master/docker-compose.yml sed -i -e 's/ADMIN_PASSWORD=.*/ADMIN_PASSWORD=abc123/' docker-compose.yml docker-compose up -d
69%
Penetration testing and shell tossing with Metasploit
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Jean-Marie Guyon, 123RF.com
.sys.eventlog.open('system') >> log.clear While I'm at it, I'll go ahead and delete the security log and application log by changing system in the preceding commands to security and application. Being able to shove a meterpreter

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