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45%
Fast system management from Puppet Labs
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Artmann Witte, fotolia.com
], Fabric [3], or Capistrano [4], MCollective relies on middleware based on the publish/subscribe method to launch jobs on various nodes. The middleware supported by the framework can be any kind of STOMP
45%
OpenACC – Porting Code
07.03.2019
Home »  HPC  »  Articles  » 
 acc parallel loop       {          for (j=0; j < m; j++) {             ...          }       }       ...    } } Table 3: Single-Directive Nested Loop Fortran C !$acc parallel loop    do i=1,n       ...       do
45%
Using the Expect scripting environment
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Ivan Mikhaylov, 123RF.com
is also the Expect timeout period). Listing 6 loop (Part 1) 01 #!/usr/bin/expect 02 03 set cmd [lindex $argv 0] 04 if {"$cmd" == ""} { 05 send "Usage: loop command \[refresh\]\n" 06
45%
Managing Linux Memory
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © J.R. Bale, 123RF.com
). Also, setting swappiness = 0 on SLES 11 SP 2 and SP 3 seems to protect the applications adequately. Amazingly, Red Hat Enterprise Linux 6.4 behaves differently: The implementation seems
45%
Parallel Programming with OpenMP
21.11.2012
Home »  HPC  »  Articles  » 
164 IF(MOD(iter,10)==0) WRITE(*,"('iter,gdel:',i6,e12.4)") iter,diff 165 166 !$OMP PARALLEL DO SHARED(m,n,unew,u) 167 ! Update solution 168 DO j=2,m-1 169 DO i=2,m-1 170
45%
Favorite benchmarking tools
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © Lucy Baldwin, 123RF.com
, determined an expected value (mean) 1.6ms greater than requested with a standard deviation (sigma) of 0.3ms [7], and reported the range between the minimum and maximum values encountered – handling
45%
Slipping your pen test past antivirus protection with Veil-Evasion
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © archibald1221, 123RF.com
, and BackDoor Factory. Native Stagers Stagers manage an attack on the target system as follows [3]: 1. Establish a socket connection to the Metasploit handler (this will happen as the stage 1 victim
45%
Managing virtual machines
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Igor Klimov, 123RF.com
filesystem, if so desired [5]: $ guestfish -N fs:ext3 When you call Guestfish with the new image, $ guestfish -a you are taken to a shell where you first need to enter run to toggle the system
45%
What's your status (page)?
28.11.2023
Home »  Archive  »  2023  »  Issue 78: Domai...  » 
Lead Image © Tatiana Venkova, 123RF.com
.json files (Listings 1 and 2) [2] to launch a Monitoror stack and supply its configuration, respectively. Listing 1 monitoror_stack.yml 01 version: '3.5' 02 services: 03 monitoror: 04
45%
I/O benchmarks with Fio
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Kheng Ho Toh, 123RF.com
SUSE 11.3, the benchmark repository offers an up-to-date package [1]. Fio is also included with Fedora. The source code from the tarball or Git repository can be compiled with a simple make, assuming you

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