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11%
I/O benchmarks with Fio
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Kheng Ho Toh, 123RF.com
creates a 256MB file in the current directory along with process for the job. This process reads complete file content in random order. Fio records the areas that have already been read and reads each area
11%
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
11%
Managing Linux systems with Spacewalk
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© patrimonio designs, Fotolia.com
12 system: rpm -Uvh http://spacewalk.redhat.com/ yum/1.0/Fedora/12/i386/spacewalk-client-repo-1.0-2.fc12.noarch.rpm Then, use Yum to install the client tools: yum install rhn-client-tools rhn
11%
Beyond monitoring: Mathematical load simulation in Perl
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© kudryashka, 123RF.com
--------- ------ ---- ----- ---- 12 Throughput Cashier Customers 0.7500 Cust/Sec 13 Utilization Cashier Customers 75.0000 Percent 14 Queue Length Cashier Customers 3.0000 Cust 15 Residence Time Cashier Customers 4.0000 Sec 16 N Sws
10%
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
10%
New Products
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
 
-Slave architecture. Other modules including HTTP Proxy, firewall, and Zarafa collaboration platform, have been updated. Zentyal 3.0 version is based on the latest Ubuntu Server 12.04 LTS edition. Zentyal 3.0 is now
10%
Professional backup solutions compared
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Kamil Macniak, 123RF
) with 12 Serial ATA disks, a 320 UW SCSI controller for the host connection, and 512MB cache. I configured various disk groups and logical volumes on this powerful hardware and exported them to the backup
10%
Connecting dissimilar IPsec implementations
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© Yuri Arcurs, 123RF.com
dh_group modp1024; 09 } 10 generate_policy off; 11 } 12 13 sainfo address 192.168.2.0/24 any address 172.16.0.0/16 any { 14 pfs_group modp1024; 15 encryption_algorithm aes256; 16
10%
Igel thin clients
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Dana Bartekoske, 123RF
. The client later automatically picks this up. netsh dhcp server scope 10.10.0.0 set reservedoptionvalue 10.10.47.11 12 STRING "PC4711.contoso.msft" For both reservation names and hostnames, you must use
10%
An IT nomad's diary
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© 2012 Apple Inc.
565b5901d666de3bfe538be27aebb9f443de98f0 notification_proxy: use free() instead of g_free() 10 5c10f12e408b11afbd7c3cc93ddf7d85f1527417 ideviceinfo: fix possible segmentation fault when parsing empty

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