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69%
Harden services with systemd
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
in Figure 2, it lists all the factors that have been checked, along with a checkmark for passed or an X for failed. Figure 2: A detailed view of all factors
69%
Run Kubernetes in a container with Kind
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © Kirsty Pargeter, Fotolia.com
Version: kind.x-k8s.io/v1alpha4 nodes: - role: control-plane extraPortMappings: - containerPort: 80 hostPort: 80 listenAddress: "0.0.0.0" If you then run a tool like lsof or netstat to show open ... Kind Multinode K8s Distro
68%
Practical SELinux
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Pavel Ignatov, 123RF.com
to the network is still possible via the HTTP port 80, but all other access is prohibited: $ ping 8.8.4.4 ping: icmp open socket: Permission denied $ nc -v aspmx.l.google.com 25 nc: connect to aspmx.l.google.com
68%
Parallel Shells: Run Commands on Multiple Nodes
02.07.2014
Home »  HPC  »  Articles  » 
: [laytonjb@home4 ~]$ pdsh -w 192.168.1.250 uname -r 192.168.1.250: 2.6.32-431.11.2.el6.x86_64 The -w option means I am specifying the node(s) that will run the command. In this case, I specified the IP
68%
Visualizing containers with clarity
29.09.2020
Home »  Archive  »  2020  »  Issue 59: Custo...  » 
Lead Image © Ulrich Müller, 123RF.com
FROM node:8-alpine 02 03 LABEL maintainer="Liran Tal com>" 04 LABEL contributor="Eitan Schichmanter com>" 05 06 RUN apk add docker && rm -rf /var/apk/cache/* 07 08 COPY
68%
Symbolic mathematics with Python's SymPy library
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Lead Image © Buchachon Petthanya, 123RF.com
. Figure 3: A plot with nb_of_points=10000. Figure 4: A 3D plot of f=(x**2+2.5*y**2-y)*exp(1-(x**2+y**2)). The most important thing to remember
68%
Exploring OpenShift – Red Hat's next-generation PaaS tool
10.04.2015
Home »  Archive  »  2015  »  Issue 26: OpenS...  » 
(C) Markus Feilner, CC-BY-SA 4.0
. Be aware that the M4 repositories on the OpenShift.org website contain OpenShift v2, and the M5 repositories lead to OpenShift v3. Version 3 offers several promising new features, but it is still in beta
68%
Creating and evaluating kernel crash dumps
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Giuseppe Ramos, 123RF.com
], where X is the size of the reserved area in megabytes and Y specifies the start address. If you omit the second parameter or set it to 0M, the system automatically selects an appropriate location
68%
Preload Trick
11.05.2021
Home »  HPC  »  Articles  » 
.50GHz Processor base frequency 2.5GHz Max turbo frequency 4.5GHz Cache 8MB Four cores (eight with hyper-threading) 45W TDP 8GB DDR4-2933 memory Maximum of two memory channels
68%
Professional virtualization with RHV4
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © Steve Cukrov, 123RF.com
of partner products. What RHV4 offers all told can be gathered from the Feature Guide [1]. In terms of architecture, the solution remains unchanged, with the web-based RHV-M, which is based on the in ... New and updated features in Red Hat Virtualization (RHV) 4, along with seamless provisioning of services between traditional and cloud workloads, could help RHV make up ground on VMware and Hyper-V. ... Red Hat Virtualization 4 ... Professional virtualization with RHV4

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