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16%
Supercomputing Conference 2024
26.01.2025
Home »  Archive  »  2025  »  Issue 85: Monit...  » 
Lead Image © djem, 123RF.com
want to look at topics I think are important that slip under the radar, such as Open OnDemand [6] and MATLAB. Open OnDemand is a rapidly growing HPC and AI tool with a web-based portal that allows users
16%
The Resurrection of bWatch
02.06.2025
Home »  Articles  » 
Photo by NASA Hubble Space Telescope on Unsplash
found that the list of nodes (hosts) is specified in a file named .bWatchrc.tcl  in the root directory: set listOfHosts {node1 node2 node3 node4 node5 node6 node7 node8} I’m not sure what restrictions
16%
Identify malicious traffic with Maltrail
26.03.2025
Home »  Archive  »  2025  »  Issue 86: Data...  » 
Lead Image © Andrea De Martin, 123RF.com
demanding in terms of resource requirements. In addition to a Python interpreter (version 2.6 or greater), you need to install the pcapy-ng package. If you use Python 3.x, this will be pcapy instead. You
16%
How vector databases work and when they're used
04.12.2024
Home »  Archive  »  2024  »  Issue 84: Non-R...  » 
Lead Image © neyro2008, 123rf.com
space. © Qdrant [6] Figure 5: The encoder calculates vectors that refer to points closer together if the designated objects are more similar to each
16%
Monitor applications end to end
26.01.2025
Home »  Archive  »  2025  »  Issue 85: Monit...  » 
Photo by Adam Winger on Unsplash
. Robot Framework integrates the RobotMK extension [6] into the CheckMK monitoring system (Figure 5). CheckMK 2.3 is available in the form of the CheckMK Synthetic Monitoring [7] add-on. In all cases
16%
Getting your virtual machine dimensions right
04.12.2024
Home »  Archive  »  2024  »  Issue 84: Non-R...  » 
Photo by ROCCO STOPPOLONI on Unsplash
have 26 cores or 52 hyperthreads per NUMA node for the VM. Figure 2 shows a four-socket server with 28 cores per socket and 6TB of RAM. Figure 2: A four
16%
Application-aware batch scheduler
26.03.2025
Home »  Archive  »  2025  »  Issue 86: Data...  » 
Photo by Toby Elliott on Unsplash
it with the & character): for i in $(seq 1 6); do spark-submit --master k8s://$APISERVER --deploy-mode cluster --name spark-wordcount --class org.apache.spark.examples.JavaWordCount local
16%
Securing email communication with GnuPG
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Amol Tyagi on Unsplash_Key.jpg
in which security and data integrity are paramount, especially when it comes to information with EU-RESTRICTED and NATO-RESTRICTED information [6]. Provisioning Keys in the WKD A Web Key Directory (WKD
16%
Managing computers with Rex
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Stanislav Rishnyak, 123RF.com
computers running the Linux distributions CentOS 5 and 6, Debian 5 and 6, Fedora, Gentoo, Mageia, openSUSE, RHEL 5 and 6, Scientific Linux, and Ubuntu 10.04, 11.04, and 12.04. Additionally, it can handle
16%
The RADOS object store and Ceph filesystem: Part 2
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Kateryna Pruchkovska, 123RF.com
map for a setup consisting of six OSDs (i.e., individual storage devices in servers) distributed over three racks: crushtool --num_osds 6 -o crush.example.map --build host straw 1 rack straw 2 root

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