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85%
A simple approach to the OCFS2 cluster filesystem
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Kheng Ho Toh, 123RF.com
name. In OCFS2's case, a single ASCII file is all it takes (Listing 1). Listing 1 /etc/ocfs2/cluster.conf node: ip_port = 7777 ip_address = 192.168.0.1 number = 0
84%
Even benchmarks can be easy to handle
30.11.2025
Home »  Archive  »  2012  »  Issue 08: FreeNAS  » 
stress --cpu 2 stress: info: [3855] dispatching hogs: 2 cpu, 0 io, 0 vm, 0 hdd ^C real 0m53.820s user 0m47.143s sys 0m0.000s This load is enough to take the program's share of the CPU to 98
83%
Enterprise communication with IRC
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© anyka, 123RF.com
. For other distros, the Ratbox source files are available at the project website [3]. After unzipping, you can install with the classic three-command trick of configure, make, and make install. That Ratbox ... 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
82%
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
81%
Maatkit tools for database administrators
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
tiero, 123RF
sprzblog mysql limesurvey -uroot -ppassword > backup.sql will take 21 seconds to complete: real 0m21.626s user 0m0.000s sys 0m0.000s In the case of larger databases on non-replicated servers
81%
Cgroups for resource management in Linux
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© Photographer, 123RF.com
cgroup, which has no restrictions. You can test this by sending a SIGUSR1 to the process: # kill -USR1 $pid 578804+0 records in 578804+0 records out 296347648 bytes (296 MB) copied, 7.00803 s, 42.3 MB/s
80%
Touring the top Knoppix debugging and rescue tools
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Rafal Olechowski, 123RF.com
: 1487680 0 IO-APIC-fasteoi uhci_hcd:usb3 14 22: 22998855 0 IO-APIC-fasteoi psb@pci:0000:00:02.0 15 23: 3084145 0 IO-APIC-fasteoi hda_intel 16 24: 1 0 ... 0
80%
Check your VoIP networks with SIPVicious and sngrep
30.11.2025
Home »  Archive  »  2025  »  Issue 90 VoIP N...  » 
Photo by Quino Al on Unsplash
(6192 bits), 774 bytes captured (6192 bits) Ethernet II, Src: 00:1a:2b:3c:4d:5e, Dst: 00:6f:7g:8h:9i:0j Internet Protocol Version 4, Src: 192.168.1.101, Dst: 192.168.1.104 User Datagram Protocol, Src Port
80%
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
80%
Get the best out of your bandwidth with tc
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Russell Shively, 123RF.com
25Mbit allot 1514 cell 8 weight 2500Kbit prio 3 \maxburst 20 avpkt $PKT bounded 16 # Now add filters to your child class 17 tc filter add dev $DEV protocol ip parent 1:0 prio 100 u32 match ip $DIR 12

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