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7%
Beyond monitoring: Mathematical load simulation in Perl
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
© kudryashka, 123RF.com
Rate; 08 $ServerName = "Cashier"; 09 $Workload = "Customers"; 10 #------------ PDQ Model ------------ 11 # Initialize internal PDQ variable 12 pdq::Init("Grocery Store Checkout"); 13 # Modify the units used
7%
Operating systems for the cloud and containers
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © leeavison, 123RF.com
than five years old. The first public version 0.3.0 was released in October 2011; version 0.3.5 is the most recent. The source code is released under the GNU General Public License version 2 (GPLv2
7%
Understanding the Status of Your Filesystem
18.06.2014
Home »  HPC  »  Articles  » 
 mtime age file in days:  0.016  days    Standard deviation mtime age in days:  590.7352  days      *** Mtime interval summary     [   0-   1 days]:    176  (  0.05%)  (  0.05% cumulative)    [   1-   2 days]:      0  (  0.00%)  (  0
7%
Using Libvirt with Python to manage virtual machines
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © fourseasons, 123RF.com
hv = [ "tiffy.tuxgeek.de", "ernie.tuxgeek.de" ] 07 08 for hv_host in hv: 09 10 uri = "qemu+ssh://virtuser@" + hv_host + "/system" 11 conn = libvirt.openReadOnly(uri) 12 13 hypervisor_name = conn
7%
Programming with OpenMP
07.11.2011
Home »  HPC  »  Articles  » 
 #include  03 #endif 04 #include  05 int main() { 06     double a[1000000]; 07     int i; 08     #pragma omp parallel for 09     for (i=0; i<1000000; i++) a[i]=i; 10     double sum = 0; 11
7%
Visualizing time series data
21.08.2014
Home »  Archive  »  2014  »  Issue 22: OpenS...  » 
Lead Image © Maxim Kazmin, 123RF.com
_interval); 04 use Net::Statsd; 05 06 $Net::Statsd::HOST = 'localhost'; # Default 07 $Net::Statsd::PORT = 8125; # Default 08 09 my $t0 = [gettimeofday]; 10 11 my($one, $two, $three) = map { $_ x 4096
7%
Look for file changes and kick off actions with Watchman
10.04.2015
Home »  Archive  »  2015  »  Issue 26: OpenS...  » 
Lead Image © leksele, 123RF.com
for changed files from the command line). Listing 1 Configuration File 01 { 02 "version": "3.0.0", 03 "watched": [ 04 { 05 "path": "/opt/repos", 06 "triggers": [] 07 } 08
7%
Monitoring daemons with shell tools
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Shariff Che'Lah, 123RF.com
check) or as RC scripts. Listing 2 CUPS Monitoring 01 #! /bin/sh 02 03 while true 04 do 05 06 lpq -Plp | grep -q "lp is ready" 07 08 if [ $? -gt 0 ] 09 then 10 cupsenable lp 11 fi 12
7%
Checking password complexity with John the Ripper
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
-incremental:lanman passfile.txt 02 Loaded 2 passwords with 2 different salts (FreeBSD MD5 [32/64]) 03 guesses: 0 time: 1:04:04:08 (3) c/s: 10927 trying: gmugoky - gmugok2 04 guesses: 0 time: 1:09:25:10 (3
7%
New features in jQuery 3
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © Marc Dietrich, 123RF.com
.then( 08 function() {console.log( "second callback function"); }, 09 function(e) {console.log(e.message);} 10 ); 11 12 deferred.resolve(); If Listing 1 has registered

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