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Article (Print)
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100%
Using Expect scripts to automate tasks
31.10.2025
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»
Archive
»
2012
»
Issue 12: NAS S...
»
42 spawn $env(SHELL) 43 match_max 100000 44 expect -exact "]0;khess@trapper: ~khess@trapper:~\$ " 45 send -- "ssh aspen\r" 46 expect -exact "ssh aspen\r 47 khess@aspen's password: "
48
send
98%
Checking password complexity with John the Ripper
30.11.2025
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Archive
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2011
»
Issue 6: Perfor...
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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
95%
Monitoring virtualization environments with Nagios and Icinga
30.11.2025
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2010
»
Issue 2: Backup...
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CPU ZONE $ # 0
48
470M 482M 1.5% 4:05:57
0.0
% global $ #
3
85 2295M 2369M 7.2% 0:36:36
0.0
% refapp1
94%
Monitor your nodes with collectl
30.11.2025
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Archive
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2012
»
Issue 09: Windo...
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YZCD 03 # DaemonOpts: -f /var/log/collectl -r
00:00
,7 -m -F60 -s+YZCD --iosize 04 ################################################################################ 05 # Collectl: V
3
.6.1-4 HiRes: 1 Options
93%
An IT nomad's daily diary
30.11.2025
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2011
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Issue 6: Perfor...
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magazine [
3
]. In other words, the many Cobbler system records are really the biggest problem. Just to jog your memory: Using system records, Cobbler can create an individual PXE configuration file for each
92%
Creating and evaluating kernel crash dumps
31.10.2025
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2012
»
Issue 11: Cloud...
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kernel sles:~ # grep crash /proc/cmdline root=/dev/disk/by-uuid/10a83ffe-5a9f-
48
a2-b8cb-551c2cc6b42d resume=/dev/sda
3
splash=silent text showopts crashkernel=128 sles:~ # /etc/init.d/boot.kdump status
91%
Enterprise software management with Red Hat Satellite Server
30.11.2025
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2012
»
Issue 09: Windo...
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1 4,423.19 8,100.
00
8,012.09 Proxy server subscription 2 4,500.
00
3,850.00
4,006.04 Management/Provisioning subscription 2
88%
Beyond monitoring: Mathematical load simulation in Perl
30.11.2025
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2011
»
Issue 6: Perfor...
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Model"; 11 $work = "ebiz-tx"; 12 $node1 = "WebServer"; 13 $node2 = "AppServer"; 14 $node
3
= "DBMServer"; 15 $think =
0.0
* 1e-
3
; # as per test system 16 $dtime = 2.2 * 1e-
3
; # dummy service time 17 18
87%
A Btrfs field test and workshop
31.10.2025
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2012
»
Issue 11: Cloud...
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. Enterprise-Level Features Btrfs is a copy-on-write (COW) filesystem. Whereas a filesystem like ext
3
logs block changes in a journal, Btrfs always writes changes to a block at a new location on the disk
87%
High availability clustering on a budget with KVM
30.11.2025
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2010
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Issue 0: Active...
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" domain="kvm-node1"/> 47
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