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15%
Warewulf Cluster Manager – Master and Compute Nodes
22.05.2012
Home »  HPC  »  Articles  » 
already installed and latest version Package redhat-rpm-config-9.0.3-34.el6.sl.noarch already installed and latest version Package rpm-build-4.8.0-19.el6_2.1.x86_64 already installed and latest version
15%
Performance Health Check
13.06.2022
Home »  HPC  »  Articles  » 
Many HPC systems check the state of a node b efore  running a n  application, but not very many check that the performance of the node is acceptable before running the job. ... made to the benchmarks of the latest version 3.4.2 of the NPB are: added class F to the existing S, W, A, B, C, D, E added dynamic memory allocation added MPI and OpenMP programming models ... Many HPC systems check the state of a node b efore  running a n  application, but not very many check that the performance of the node is acceptable before running the job.
15%
DevSecOps with DefectDojo
03.04.2024
Home »  Archive  »  2024  »  Issue 80: Threa...  » 
Lead Image © Aleksey Mnogosmyslov, 123RF.com
64ae120c27e504088d8c2ce29a0fa7f85c The example code in Listing 2 uses Python to demonstrate how to use the API to retrieve user information. To begin, import the Python Requests API and define the URL
15%
Security data analytics and visualization with R
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
Lead Image © Rancz Andrei, 123RF.com
of this attack, including a description, walk-through, and exploit is available at Exploit-DB [11]. Over the years, I've made use of a Perl script that reduces very long W3C Apache log entries down to just
15%
Aggregating information with Huginn
18.02.2018
Home »  Archive  »  2018  »  Issue 43: Real...  » 
Lead Image © it Ilka Burckhardt, Fotolia.com
. The required modifications are explained in the Huginn wiki [3]. The software is based on Ruby on Rails [4] and therefore requires an installed Ruby environment; in fact, it needs version 2.2 or 2.3
15%
Network backups with Amanda
05.12.2016
Home »  Archive  »  2016  »  Issue 36: Autom...  » 
Lead Image © Tommaso Lizzul, 123RF.com
as the user name. Amanda versions before 3.3.9 have a vulnerability that lets this user execute arbitrary code with root privileges. A (manual) upgrade to version 3.3.9 is only necessary if you don't trust
15%
Network monitoring with Icinga and Raspberry Pi
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © AndreaDanti, 123RF.com
use generic-service 21 host_name w2k12srv 22 service_description Memory Usage 23 check_command check_nt!MEMUSE!-w 80 -c 90 24 } 25 define service{ 26
15%
Gathering Data on Environment Modules
10.09.2012
Home »  HPC  »  Articles  » 
tell logger which log to use: [laytonjb@test1 ~]$ logger -p cron.notice "This is a cron test" ... [root@test1 ~]# tail -n 2 /var/log/cron Aug 22 17:10:01 test1 CROND[7438]: (root) CMD (LANG=C LC_ALL=C
15%
Command-line tools for the HPC administrator
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Lead Image © Vasyl Nesterov, 123RF.com
in cs us sy id wa st 04 1 0 0 5279852 2256 668972 0 0 1724 25 965 1042 17 9 71 2 0 05 1 0 0 5269008 2256 669004 0 0 0 0 2667 1679 28 3 69 0 0 06 1 0
15%
Automate CentOS and RHEL installation with PXE
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © Michael Kempf, Fotolia.com
timezone 19 timezone Europe/Vienna --isUtc --ntpservers 172.23.48.8,172.23.48.9 20 # user setup 21 user --name=example-user --password= --iscrypted --gecos="example-user" 22 # Disk partitioning

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