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30%
Building sustainably safe containers
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © it studiom1, 123RF.com
dockerrepo.matrix.dev/gentoo-glibc:latest-amd64 && touch pushtime Sending build context to Docker daemon 21.12MB Step 1/2 : FROM dockerrepo.matrix.dev/gentoo-base:latest ---> 22fe37b24ebe Step 2/2 : ADD
30%
Small-board computers
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © Author, 123RF.com
5420 Octa Quad ARM Cortex-A15 (32KB instruction/32KB data/2MB L2) @1.8GHz, Quad-core ARM Cortex-A7 (32KB/32KB/512KB) @1.3GHz Mali T-628 MP6   3GB LPDDR3e RAM (14.9GBps memory
30%
Monitor your network infrastructure with SNMP
10.04.2015
Home »  Archive  »  2015  »  Issue 26: OpenS...  » 
Lead Image © lightwise, 123RF.com
a favor by restricting the output to less information. The devices connected to individual routers or access points are provided by the ipNetToMediaEntry (OID 1.3.6.1.2.1.4.22.1 ) branch, for example. You
30%
Netcat – The Admin’s Best Friend
20.08.2012
Home »  Articles  » 
 
since its inception. These days, it handles IPv6 as well as IPv4 beautifully. Its astounding versatility means that integrating it with scripts is a veritable piece of cake. I have heard it said in fact
30%
MPI Apps with Singularity and Docker
18.03.2020
Home »  HPC  »  Articles  » 
(Listing 6). Listing 6: Checking the Docker Build $ docker images REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE poisson             latest              0a7e2fad652e
30%
Error-correcting code memory keeps single-bit errors at bay
14.11.2013
Home »  Archive  »  2013  »  Issue 17: Cloud...  » 
Lead Image © Igor Stevanovic, 123RF.com
/devices/system/edac/mc/mc0/csrow0/size_mb 8192 login2$ more /sys/devices/system/edac/mc/mc0/csrow0/ue_count 0 Some attribute files in /sys/devices/system/edac/mc/mc0/ can be very useful (Listing 6). As with the csrow
30%
Parallel Shells: Run Commands on Multiple Nodes
02.07.2014
Home »  HPC  »  Articles  » 
 user           execute remote commands as user -t seconds        set connect timeout (default is 10 sec) -u seconds        set command timeout (no default) -f n              use fanout of n nodes -w
30%
Monitoring network computers with the Icinga Nagios fork
17.06.2011
Home »  Archive  »  2010  »  Issue 1: System...  » 
 
.cfg (Excerpt) # 'notify-service-by-email' command definition define command{ command_name notify-service-by-email command_line /usr/bin/printf "%b" "***** Icinga *****\n\n
30%
Warewulf 4 – Python and Jupyter Notebooks
13.04.2023
Home »  HPC  »  Articles  » 
of packages in the file req.txt in the home directory of the anaconda user that can be used to create the shared_env environment: $ /opt/apps/anaconda3/bin/conda create -n shared_env --file ./req
30%
Modern Fortran – Part 2
15.12.2016
Home »  HPC  »  Articles  » 
are over i = 2,n − 1 and j = 2,n −1. Here is how you can write the iteration over the domain using array notation: a(2:n-1,2:n-1) = 0.25 * &     (a(1:n-2,2:n) + a(3:n,2:n) + a(2:n,1:n-2) + a(2:n,3:n

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