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16%
Enterprise communication with IRC
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© anyka, 123RF.com
; 12 13 /* sendq: servers need a higher sendq as they send more data */ 14 sendq=2 megabytes; 15 }; Additionally, ircd.conf lacks a block that allows connections to other servers ... Running an IRC server might seem almost anachronistic, but the classic service from the early 1990s offers a huge amount of functionality with very little in the line of resources. In the daily grind
15%
A standard cloud computing API
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
total = summary.values.inject(0) { |sum, i| sum += i } 12 puts "Found #{total} instances in the following states:" 13 summary.keys.sort.each do |s| 14 printf "%20s %d\n", s, summary[s] 15 end 16 puts ... addresses this issue by offering a standardized API for infrastructure as a service (IaaS) clouds.
15%
Monitor your nodes with collectl
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© nobeastsofierce, 123RF.com
Commands = -f /var/log/collectl -r00:00,7 -m -F60 -s+YZCD --iosize These options allow me to monitor CPU, disk, and network in brief mode and slab, processes, and disk in detailed mode. I also added the ability
15%
Beyond monitoring: Mathematical load simulation in Perl
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© kudryashka, 123RF.com
Model"; 11 $work = "ebiz-tx"; 12 $node1 = "WebServer"; 13 $node2 = "AppServer"; 14 $node3 = "DBMServer"; 15 $think = 0.0 * 1e-3; # as per test system 16 $dtime = 2.2 * 1e-3; # dummy service time 17 18
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
14%
Enterprise software management with Red Hat Satellite Server
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© robbiverte, 123RF.com
339.78 144.00 307.66 Total   9,262.97 12,094.00 12,325.79 Conclusion Satellite Server offers an automated way of providing patches
14%
Tracing applications with OProfile and SystemTap
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© boing, Photocase.com
("------------------------------------------- ----------------------\n") 09 } 10 11 probe tcp.receive { 12 printf(" %15s %15s %5d %5d %d %d %d %d %d 13 %d\n", saddr, daddr, sport, dport, urg, 14 ack, psh, rst, syn, fin) 15
14%
Storage system with OpenSolaris and Comstar
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Aleksandr Fomenkov, 123RF.com
255 sec 63> 05 /pci@0,0/pci15ad,1976@10/sd@0,0 06 1. c8t1d0 S-1.0-10.00GB> 07 /pci@0,0/pci15ad,1976@10/sd@1,0 08 # 09 # zpool create mypool c8t1d0 10 # zpool status -v 11 pool
14%
Managing virtual machines
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Igor Klimov, 123RF.com
"creating" $vmname 09 10 virsh suspend rhstorage 11 virt-clone -o rhstorage -n $vmname -f /var/lib/libvirt/images/$vmname.qcow 12 virsh resume rhstorage 13 14 oldmac="52:54:00:B4:DF:EB" 15 newmac
14%
SSH Administration – Windows in a Unix World
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Gino Santa Maria, 123RF.com
to a remote host, allow this with the command $ xhost + and then export your display to the remote host on which you want to view the applications. $ export DISPLAY=hostname:0.0 On the system

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