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11%
GENEVE network tunneling protocol
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Photo by Eugene Zhyvchik on Unsplash
and the beginning of the frame. MAC addresses: 6 bytes for the MAC address of the target device, followed by 6 bytes for the MAC address of the source device. 802.1Q tag: 4 bytes with information about the VLAN
11%
News for Admins
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
 
kernel 5.13, support for a wide variety of hardware including x64-64, ARMv7, ARM64, POWER8, POWER9, IBM s390x (LinuxONE), and RISC-V, and software updates such as Qemu 6.0, libvirt 7.6, PHP 8.0.8, Apache 2
11%
Hardening network services with DNS
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Lead Image © Amy Walters, 123RF.com
before the fingerprint encode the algorithm and hash method used [1]. Digits 1 to 4 on the left stand for (in ascending order) RSA, DSA, ECDSA, and Ed25519. No algorithm has been assigned for 5 yet, and 6
11%
Fixing Ceph performance problems
29.09.2020
Home »  Archive  »  2020  »  Issue 59: Custo...  » 
Lead Image © Kritiya Sumpun, 123RF.com
storage by splitting up these files and putting them back together again later. When the user uploads a file to RADOS, the client breaks it down into several 4MB objects before uploading, which RADOS
11%
Build operating system images on demand
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image © Nataliya Hora, 123RF.com
and needs 900MB of storage space (Figure 1). If you have fast Internet access on the system on which you call the fai-diskimage command, the process is also quick. It hardly takes a minute for the finished
11%
News for Admins
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
 
is, the fewer vulnerabilities it is likely to have. According to the report, container images smaller than 100MB had 4.4 high or critical vulnerabilities, versus 42.2 for images between 250 and 500MB
11%
Administering virtual machines with PowerShell Direct
15.08.2016
Home »  Archive  »  2016  »  Issue 34: Softw...  » 
Lead Image © liu liming, 123RF.com
can manage the whole deployment and hardware configuration with PowerShell commands. For instance, you can create a new machine with the command: > new-vm -Name win8 -MemoryStartupBytes 512MB -Boot
11%
High-Performance Python 2
22.08.2019
Home »  HPC  »  Articles  » 
 mult.multiply_(byref(a), byref(b)) print add.addtwo_(byref(a), byref(b)) The output from the Python code is: $ python3 testfunc.py 8 6 If you like, you can write a simple Python wrapper function for the shareable objects, so it's easier
11%
Run Kubernetes in a container with Kind
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © Kirsty Pargeter, Fotolia.com
docker (excerpt) $ docker ps IMAGE STATUS PORTS NAMES kindest/node:v1.20.2 Up 6 minutes 127.0.0.1:34369->6443/tcp kind-control-plane What
11%
Introducing parity declustering RAID
28.11.2022
Home »  Archive  »  2022  »  Issue 72: OpenS...  » 
Lead Image © Author, 123RF.com
double through a mechanism called read balancing . Read requests can be split across both drives in the mirrored set so that each drive does half the work to retrieve data. RAID 5/6 – Redundancy. Here

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