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39%
The Swiss Army knife of fault management
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Dmitry Rukhlenko, 123RF.com
12 The monitor is set up by /etc/opennms/poller-configuration.xml: 13 14 ... 15 17
39%
Checking password complexity with John the Ripper
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
c/s virtual 12 13 Benchmarking: OpenBSD Blowfish (x32) [32/64 X2]... DONE 14 Raw: 723 c/s real, 723 c/s virtual 15 16 Benchmarking: Kerberos AFS DES [48/64 4K]... DONE 17 Short: 378501 c/s real
39%
Monitoring virtualization environments with Nagios and Icinga
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Sergej Khackimullin, 123RF
technologies. Besides Xen, KVM, and VirtualBox, Libvirt also supports OpenVZ, VMware ESX, and GSX. The nagios-virt [12] tool was written on the basis of this API and helps administrators configure host
39%
From Out of the Blue
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
], which can yield a surprising number of vulnerabilities in a short amount of time. Many of the best "smart" (protocol- or format-aware) fuzzers, such as Sulley [11] or Peach [12] are well documented
39%
Intruder detection with tcpdump
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Monika Wisniewska, 123RF.com
: Figure 4: Header bytes 12-15. # tcpdump -n -r dumpfile.lpc -c 10 'tcp[13] == 18' and host 172.16.183.2 Figure 5 is an example what this command returns. When capturing data with tcpdump, you can
39%
Nagios author Ethan Galstad
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
of Nagios and I released it. Honestly, I didn't think more than 10 or 12 people would use it. I didn't think anyone would find it interesting, but it started taking off and becoming very popular, and that
39%
Getting started with I/O profiling
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Photosani, Fotolia.com
to analyze I/O patterns is that you are getting the strace output from a single application. Because I'm interested in HPC storage here, many of the applications will be MPI [12] applications, for which you
39%
With great PowerShell comes great responsibility
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© imagesource, 123RF.com
------- ------ ----- ----- ----- ------ -- ----------- 03 81 9 2392 3076 76 0.12 3996 AmIcoSinglun64 04 74 9 1464 2568 42 0.09 2172 armsvc 05 195 10 2380 2984 62 0
39%
Troubleshooting SELinux
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Sapsiwai, Fotolia
12). Listing 11 Error Message on Web Server Restart 01 # /etc/init.d/httpd start 02 Starting httpd: (13)Permission denied: make_sock: could not bind to address 0.0.0.0:8001 03
39%
Galera Cluster for MySQL
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Noel Powell, fotolia.com
to install the Pen load balancer, and Listing 12 shows a query to Pen. Listing 11 Installing and Starting Pen wget http://siag.nu/pub/pen/pen-0.18.0.tar.gz tar xf /download/pen-0.18.0.tar

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