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  • [x] Creation time: Last year
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  • Article (Print) (48)
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100%
Dynamic routing in Linux with Quagga
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© petrol, 123RF.com
to a 100Mb network, the path through the faster router wins. Where the paths are equivalent, the administrator can manually add a weighting value to the configuration, which is then reflected in the LSA ... 12
99%
Comparing 5 to 50TB NAS storage boxes
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Franck Boston, fotolia.com
in the cradles. In our lab, we used systems with 6 to 12 disk slots. All devices had USB interfaces to support extensions with external disks: Only QNAP, Thecus, and Iomega also had an eSATA interface ... 12
97%
Time flies, but it can still be measured
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
.019s The process listing took about 3/100 of a second to execute in the real world and was allocated 5/1,000 of a second of CPU time in kernel mode (i.e., executing system calls) and about 2/100 ... 12
97%
Introduction to OpenMP programming
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Frank Rohde, 123RF.com
(MOD(iter,10)==0) WRITE(*,"('iter,diff:',i6,e12.4)") iter,diff 145 146 ! Update solution 147 DO j=2,m-1 148 DO i=2,m-1 149 u(i,j) = unew(i,j) 150 ENDDO 151 ENDDO 152 ENDDO 153 154 CALL ... 12
96%
RAM revealed
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© KrishnaKumar Sivaraman, 123RF.com
240 240 Still unknown Operating voltage (V) 2.5 1.8 1.5 (DDR3L: 1.35; DDR3U: 1.25) 1.2 Chip (I/O clock frequency, MHz) DDR-200 (100)DDR-266 ... 6
95%
Beyond monitoring: Mathematical load simulation in Perl
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© kudryashka, 123RF.com
100 0.067 95 23 5 10 99 0.099 96 22 6 20 94 0.210 97 22 6 Unfortunately ... 6
95%
Checking password complexity with John the Ripper
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
from compromised systems is John the Ripper (John). John is a free tool from Openwall [1]. System administrators should use John to perform internal password audits. It's a small (<1MB) and simple ... 6
94%
The Ruby Version Manager (RVM) hands-on
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
©Mettusr, 123RF.com
and Curl up front. On Debian/Ubuntu you can prepare the system for the RVM installation by typing: apt-get install curl git-core If you follow the official "Quick Installation" method [6], you then call ... 6
69%
The next generation of Internet connectivity
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
ktsdesign, 123RF.com
100.net) 56 data bytes 03 64 bytes from iy-in-x63.1e100.net: icmp_seq=1 ttl=52 time=99.6 ms 04 64 bytes from iy-in-x63.1e100.net: icmp_seq=2 ttl=52 time=100 ms 05 64 bytes from iy-in-x63.1e100.net: icmp ... Transitioning from IPv4 to IPv6 will be messy; we describe IPv6 served three ways. ... IPv6 ... IPv6 and Linux
45%
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 ... Seven leading and popular backup solutions line up to face the Linux Technical Review test team, whose members have checked nearly 100 individual features in a comparative test.

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