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18%
Graphite: Collect and Visualize Numeric Data
30.07.2014
Home »  HPC  »  Articles  » 
 => SOCK_STREAM)     or die "Couldn't connect to $remote_host:$remote_port: $@ \n";     while() {  my @lavg = Sys::CpuLoad::load();  my $ts=time();  print $socket "system.loadavg_1min $lavg[0] $ts\n";  print
18%
Exploring the filesystem that knows everything
14.03.2013
Home »  Archive  »  2013  »  Issue 13: IPv6...  » 
Lucy Baldwin, 123RF
: 6 08 microcode : 0x60c 09 cpu MHz : 800.000 10 cache size : 6144 KB 11 physical id : 0 12 siblings : 2 13 core id : 0 14 cpu cores : 2 15 apicid
18%
Digital asset management
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
Lead Image © Claudia, Fotolia.com
services. In the latter case, the test team chose providers with a fixed price model. Phraseanet [1] and ResourceSpace [2] are open source, and they take on the two commercial candidates Razuna [3
18%
Debian's quest for reproducible builds
05.12.2016
Home »  Archive  »  2016  »  Issue 36: Autom...  » 
Lead Image © Author, 123RF.com
for the continuous integration of software projects. A total of 41 scripts with around 10,000 lines of code were developed in the context of the project. Figure 3
18%
Supercharge your Website with Amazon CloudFront
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © 123RF.com
for your website (rather than my example site www.m0nk3y.biz ) and a descriptive Origin ID (Figure 3). Leave all the other options at the defaults and scroll down to Distribution Setting, where you add your
18%
Why Good Applications Don’t Scale
13.10.2020
Home »  HPC  »  Articles  » 
and increasing the wall clock time. Notice that the peak speedup is only about a = 3.0 and happens at around 16 processors. This speedup is less than that predicted by Amdahl’s Law (a = 5). Note that you can
18%
Give your servers the once over with Nmap
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© ragsac, 123RF.com
.nmap.org (64.13.134.52): Not shown: 994 filtered ports PORT STATE SERVICE VERSION 22/tcp open ssh OpenSSH 4.3 (protocol 2.0) 25/tcp closed smtp
18%
Managing virtual machines
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Igor Klimov, 123RF.com
end (Figure 2). Listing 3 update-dns 01 #!/usr/bin/perl 02 03 use DBI; 04 05 $db_user = "powerdns"; 06 $db_passwd = "powerpass"; 07 08 $hostname = $ARGV[0] . ".my.org"; 09 $ip = $ARGV[1
18%
Controlling virtual machines with VNC and Spice
14.03.2013
Home »  Archive  »  2013  »  Issue 13: IPv6...  » 
© Oleg Doroshin, 123RF.com
configuration work is necessary on Linux. You need to set up the Vesa driver explicitly in xorg.conf (Listing 1). Listing 1 Vesa Configuration 01 Section "Device" 02 Identifier "device0" 03
18%
Secure remote access and web applications with two-factor authentication
16.05.2013
Home »  Archive  »  2013  »  Issue 14: Samba 4  » 
© maigi, 123rf.com
, and 1,000 authentication transactions per year, Mydigipass.com's "Starter Edition" is completely free of charge. Larger packages start from US$ 3,000 (EUR 2,000) per year, but include 500 users and 10,000

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