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9%
Aggregate alerts from various monitoring systems
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Lead Image © Chittima Kasa, 123RF.com
the containers: wget https://raw.githubusercontent.com/alerta/docker-alerta/refs/heads/master/docker-compose.yml sed -i -e 's/ADMIN_PASSWORD=.*/ADMIN_PASSWORD=abc123/' docker-compose.yml docker-compose up -d
8%
Processor Affinity for OpenMP and MPI
13.10.2021
Home »  HPC  »  Articles  » 
, along with tools included in the OpenMP standard, MPI libraries, and Slurm. Strap in, it’s going to be a bumpy ride. ... , as in this simple example: $ numactl --physcpubind=2 --localalloc application.exe The kernel scheduler will bind application.exe to core 2 and allocate memory by using the local NUMA node (node 0 for the sample
8%
Highly available storage virtualization
16.08.2018
Home »  Archive  »  2018  »  Issue 46: CMS S...  » 
Lead Image © Les Cunliffe, 123RF.com
. In a situation like this, an effective contingency manual is often worth its weight in gold. In this context, it also makes sense to generate regularly possible error states in the scope of a disaster case test
8%
Finding cracks with Nmap, Portbunny, and Nessus
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Fotoflash, Fotolia.com
names as targets. Thus, you could launch a connection scan of ports 0 through 1023 in the lemon.com domain by entering nmap -sT -p 0-1023 www.lemon.com . To scan a whole network, enter the netmask ... 0
8%
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
8%
Monitor and optimize Fibre Channel SAN performance
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © 3dkombinat, 123RF.com
; the FC frames are forwarded to multiple locations along the way in the B2B process, as is the case whenever an HBA or a storage port communicates with a switch port or two switches exchange data with each
8%
Fundamentals of I/O benchmarking
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © Kheng Ho Toh, 123RF.com
.40 0.00 0.54 1.66 0.00 96.39 Device: rrqm/s wrqm/s r/s w/s rMB/s wMB/s avgrq-sz avgqu-sz await r_await w_await svctm %util sda 393.19 2.17 137.48 2
8%
Opportunities and risks: Containers for DevOps
13.06.2016
Home »  Archive  »  2016  »  Issue 33: IPv6...  » 
Lead Image © Ping Han, 123RF.com
FS, so if manual updates are still required, the number of affected installations will be small. 2. Reproducible Containers As elegant as the OverlayFS solution may be, it might not fit situations
8%
Risk mitigation for Active Directory
27.05.2025
Home »  Archive  »  2025  »  Issue 87: Light...  » 
Photo by cdd20 on Unsplash
, information from the community, and trial and error. In any case, you will want to deactivate the print spooler services on your Tier 0 systems permanently (Figure 2). If you set up shared printers in your AD
8%
How graph databases work
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © iofoto, Fotolia.com
of URI for the designation of Internet pages). The elements of an RDF triple, the URIs, are plain references – or simple literals in the case of some objects – that have no internal structure. One

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