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  • Article (Print) (73)
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47%
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 ... 6
47%
Script utilities in depth: grep, awk, and sed
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© jirkaejc, 123RF.com
/share/zoneinfo -type f | \ 07 grep -v 'posix|right|Etc|SystemV | \ 08 grep -i $city` 09 echo -n "Time in $1: "; TZ=`echo $z` date The first section of this code ensures that the script's argument
47%
Virtualization via Zones
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Pei Ling Hoo, 123RF.com
using? 07 1) ANSI Standard CRT 08 2) DEC VT100 09 3) PC Console 10 4) Sun Command Tool 11 5) Sun Workstation 12 6) X Terminal Emulator (xterms) 13 7) Other 14 Type the number of your choice
47%
System monitoring with Sysinternals
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Denis Tevekov, 123RF.com
days. -e id1, id3, ... Filters entries with defined IDs. -f Filters entries with specific types (e.g., -f w filters warnings). You can use arbitrary strings here. -h n
47%
A standard cloud computing API
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
few years, including Amazon Elastic Compute Cloud (EC2), Amazon Simple Storage Service (S3), and JiffyBox. In the US, these vendors are joined by providers such as GoGrid, Rackspace, and Terremark ... 6
47%
Julia: A new language for technical computing
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
)*   Julia Python MATLAB Octave R JavaScript   v3f670da0 v2.7.1 vR2011a v3.4 v2.14.2 v8 3.6.6.11 fib 1.97 31
47%
Introduction to LVM
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Dvarg, 123RF.com
this writes an LVM label and some metadata to the PV. The PV is divided up into units of the same size (4MB by default) known as physical extents (PEs). A PE is the smallest allocatable data volume. Figure 1
47%
VMware Server 2.0 on recent Linux distributions
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Dmitry Tsvetkov, 123RF.com
) 14 libdl.so.2 => /lib64/libdl.so.2 (0x0000003c0ce00000) 15 libm.so.6 => /lib64/libm.so.6 (0x0000003c0de00000) 16 libfreebl3.so => /lib64/libfreebl3.so (0x0000003c0ee00000) 17 $ 18 $ ldd ... 3
47%
Visualize data throughput with SMBTA
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Qi Feng, 123RF.com
, the number of users is fairly low, that's likely to change when version 3.6 of Samba, which will include SMBTA as an official component, is released [1]. Although experienced admins would have no trouble ... 3
46%
ARP cache poisoning and packet sniffing
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© elisanth, 123RF.com
traffic normally unavailable because of layer 2 switching. Arpspoof [3] is much simpler than ettercap for redirecting packets: # arpspoof -i eth0 -t host Specifying the interface is optional ... 6

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