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16%
Versatile network and system monitoring
30.01.2024
Home »  Archive  »  2024  »  Issue 79: Monit...  » 
Lead Image © erythropterus, 123RF.com
an initial evaluation of the environment. They provide the installation packages for Ubuntu 20.04/22.4, CentOS 8, and Debian 11, along with Docker, virtual machine (VM) images, and an online demo [2]. If you
16%
Julia Distributed Arrays
15.08.2012
Home »  HPC  »  Articles  » 
(32-bit). The examples used in this column were built and run on a Limulus personal cluster running Scientific Linux 6.2 on an Intel i5-2400S with 4GB of memory. If don't want to bother building
16%
REMORA
18.09.2017
Home »  HPC  »  Articles  » 
in the Fortran programfor a longer run time: nx = 8000 ny = 8000 i t_max = 10000 tolerance = 0.00004D+00 The code was compiled using GCC 7.1 and run on a four-core AMD A6-6310 laptop (Lenovo
16%
D-Wave's Murray Thom discusses the present and future of quantum computing.
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
the first real-time Quantum Application Environment called Leap [6]. "We built Leap based on our experience helping customers build the 100 early real-world applications running on our computers today. So, we
16%
JMeter tests loads and measures performance of static and dynamic resources
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Photo by CHUTTERSNAP on Unsplash
for those cities (Figure 6). Figure 6: Simulated flight results on the BlazeMeter website. Pressing a specific button for a flight confirms what you have
16%
Understanding the Spanning Tree protocol family
17.06.2017
Home »  Archive  »  2017  »  Issue 39: Conta...  » 
Lead Image © Joellen Armstrong, Fotolia.com
to the instance. For example, for the network in Figure 5, VLAN 101 to 150 can be grouped into instance 1 and VLAN 151 to 200 can be grouped into instance 2 (Figure 6). The total number of network topologies
16%
Digital signatures in package management
17.04.2017
Home »  Archive  »  2017  »  Issue 38: .NET...  » 
Lead Image © Igor Stevanovic, 123RF.com
packages, whereas a Debian developer (DD) as a Debian member can upload any package. Fedora As soon as work starts on a new version of Fedora, the developers create a new GnuPG key [6] and use it to sign
16%
Monitoring virtualization environments with Nagios and Icinga
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Sergej Khackimullin, 123RF
by monitoring various processes. Standard plugins such as check_procs [5] and the CheckProcState module in NSClient++ [6] help you do so. Thus, you can monitor the maximum number of instances of a specific
16%
Intruder detection with tcpdump
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Monika Wisniewska, 123RF.com
: Figure 4: Header bytes 12-15. # tcpdump -n -r dumpfile.lpc -c 10 'tcp[13] == 18' and host 172.16.183.2 Figure 5 is an example what this command returns. When capturing data with tcpdump, you can
16%
Forensic Analysis on Linux
30.04.2013
Home »  Articles  » 
of the memory: dd if=/dev/fmem of=memory.dd bs=1MB count=512 Another tool for dumping memory is the kernel module crash , which was developed by Red Hat. Just like fmem , crash creates a pseudodevice called

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