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Beyond monitoring: Mathematical load simulation in Perl
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© kudryashka, 123RF.com
see immediately that, if you have a small number of shoppers, the time required to pass through checkout (the residence time) is identical to the service time. If no other shoppers arrive (lambda = 0
20%
Fedora 43 Released
30.10.2025
Home »  News  » 
 
in GNOME 50,” Spaleta says. Fedora Linux 43 is the first release featuring RPM 6.0. “RPM 6.0 provides some interesting security enhancements, like multiple key signing of packages. This should help future
20%
ratarmount Archive Mount Tool
07.09.2025
Home »  Articles  » 
.gz took 0.05s Writing out TAR index to /home/laytonjb/DATA_STORE/data1_08022025.tar.gz.index.sqlite took 0s and is sized 245760 B Building cache for union mount (timeout after 60s)... Cached mount sources
20%
An IT nomad's daily diary
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Kateryna Pruchkovska, 123RF.com
\ 02 --hostname=foo.bar.de --mac- address=00:40:26:CA:10:DD \ 03 --kopts="stage=test app=www" --ksmeta="stage=test app=www" 04 # cobbler system edit --name=foo --interface=eth0 --mac=00:40:26:CA
20%
The RADOS object store and Ceph filesystem: Part 2
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Kateryna Pruchkovska, 123RF.com
? The first part of this workshop demonstrated how an additional node can be added to an existing cluster using ceph osd crush add 4 osd.4 1.0 pool=default host=daisy assuming that daisy is the hostname
20%
One metric to rule them all
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
at the output of uptime [1] on OS X: 13:03 up 2 days, 12:01, 2 users, load averages: 0.52 0.59 0.63 The uptime command displays the load average in its common form, averaging the last one, five, and 15 minutes
20%
Monitoring virtualization environments with Nagios and Icinga
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Sergej Khackimullin, 123RF
CPU PROCESS/NLWP # 173 daemon 17M 11M sleep 59 0 3:18:42 0.2% rcapd/1 # 17676 apl 6916K 3468K cpu4 59 0 0:00:00 0.1% prstat/1 # ... # ZONEID NPROC SWAP RSS MEMORY TIME
20%
Igel thin clients
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Dana Bartekoske, 123RF
. To automate this process on a Windows DHCP server, you can use the netsh command. To create a new reservation, just issue the following: netsh dhcp server scope 10.10.0.0 add reservedip 10.10.47.11 00E0C0E0B0B
20%
Tuning your filesystem's cache
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
. Vmtouch comes to the rescue with its most powerful option: -dl, for "daemonize and lock." Listing 1 Vmtouch Gzip Example 01 $ ./vmtouch /bin/gzip 02 Files: 1 03 Directories: 0 04
20%
Tracing applications with OProfile and SystemTap
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© boing, Photocase.com
686 oprofile-0.9.5-4.fc12.i686 To profile the kernel, you need to tell OProfile where the kernel image is located with the --vmlinux option: opcontrol --setup --vmlinux=/usr/lib/debug/lib/ modules

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