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15%
Managing computers with Rex
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Stanislav Rishnyak, 123RF.com
.168.2.14", "192.168.2.15"; 06 07 logging to_file => "rex.log"; 08 09 desc "Uptime estimate"; 10 task "uptime", group => ["intranet", "accounting"], sub { 11 say run 'uptime'; 12 }; Package Service Listing
15%
An IT nomad's daily diary
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Kateryna Pruchkovska, 123RF.com
("http://spacewalk.tuxgeek.de/cobbler_api") 06 token = conn.login(user, password) 07 08 cblr_systems = '/root/cobbler.csv' 09 10 if os.access(cblr_systems, os.F_OK): 11 print "Reading system configuration file %s" % cblr_systems 12
15%
Shell scripts: Equal rights for Unix derivatives and Linux
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Mike Flippo, 123RF
="" 04 PING="ping -c1 -w 3" 05 PING2="" 06 07 case $OS in 08 HP-UX*) 09 PING=ping 10 PING2="-n 1" 11 RSH="remsh" 12 RSH2="-l user" 13 ;; 14 Sun
15%
Script utilities in depth: grep, awk, and sed
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© jirkaejc, 123RF.com
the file sizes (converted to and labeled GB), separating the two items of information with a tab. Invoking this script for user chavez yields: chavez 12.12537GB Such commands are often useful in loops
14%
Configuration management with Chef
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Alistair Cotton, 123RF.com
_style": "runit", 06 "path": "/srv/chef", 07 "serve_path": "/srv/chef", 08 "server_fqdn": "chefserver.example.com", 09 "webui_enabled": true 10 } 11 }, 12 "run_list": [ "recipe
14%
Debugging the Linux kernel with the Qemu emulator
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Daniela Mangiuca, 123RF.com
08 default: 09 $(MAKE) -C $(KDIR) M=$(PWD) modules 10 endif 11 12 clean: 13 rm -rf *.ko *.o *.mod.c *.mod.o modules.order 14 rm -rf Module.symvers .*.cmd .tmp
14%
Enterprise software management with Red Hat Satellite Server
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© robbiverte, 123RF.com
of ports to use Satellite Server, and you will need to modify firewall rules so that the Satellite Server can communicate with the RHN servers. Satellite Server Hardware Requirements 8GB of RAM
14%
Introduction to behavior-driven monitoring
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Mariya Herasymenko, 123RF
: Logging in 06 Given I am on http://www.xing.com/ 07 When I fill in "username-field" with "username" 08 And I fill in "password-field" with "password" 09 And I press "login-button" 10 Then I
14%
Building more efficient database applications with a graph database
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
© Jakub Krechowicz, 123RF.com
= database.createNode(); 09 // Set properties: 10 dortmund.setProperty("Name", "Dortmund"); 11 cologne.setProperty("Name", "Köln"); 12 // Create edges: 13 Relationship a1_do_k = dortmund ... 8
14%
A standard cloud computing API
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
another could allow the user to set up memory of between 1 and 8GB in increments of 512MB. The Deltacloud API bundles all these possibilities into hardware profiles, which means the clients are provided

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