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17%
pfSense firewall and router distribution
30.11.2025
Home »  Archive  »  2012  »  Issue 07: Xen v...  » 
© Sergey Mironov, 123RF.com
access point, a DNS server, and even a WLAN access point. Despite all this, the complete system weighs in at just 100MB, and to get started, you just need a USB stick and 128MB of RAM. If the built
17%
Exploring Kubernetes with Minikube
11.09.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
: http://www.yaml.org [7] YAML Checker: http://yaml-online-parser.appspot.com [8] NodePort: https://docs.openshift.com/container-platform/3.6/dev
17%
What's New in NetworkManager
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Photo by Anukrati Omar on Unsplash
=Ethernet DEVICE=enp0s31f6 BOOTPROTO=dhcp Listing 1 shows a complete profile for a WLAN connection set up for a network interface card named wlp0s20f3 . The individual configuration options can be found in the /usr
17%
Hands-on test of Windows Subsystem for Linux
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Lead Image Craig Whitehead on Unsplash
of a bit of extra work, you will find another blog post on this topic online [6]. To sum up, you need to install an X server such as vcxrc or Xming, add the export DISPLAY=:0.0 entry to .bashrc, and use
17%
Getting started with Prometheus
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Photo by Clay LeConey on Unsplash
in each mode. # TYPE node_cpu_seconds_total counter node_cpu_seconds_total{cpu="0",mode="idle"} 71039.6 node_cpu_seconds_total{cpu="0",mode="iowait"} 54.79 node_cpu_seconds_total{cpu="0",mode="irq"} 865
17%
Resource monitoring for remote applications
09.10.2017
Home »  Archive  »  2017  »  Issue 41: Kuber...  » 
Lead Image Gustavo Quepón on Unsplash.com
of profiling [2], I have focused on individual applications, either serial or parallel [3]. Profiling usually means trying to understand application resource usage patterns by answering questions such as: "How
17%
A self-healing VM system
07.06.2019
Home »  Archive  »  2019  »  Issue 51: Self-...  » 
Lead Image © THISSATAN KOTIRAT , 123RF.com
with timeout 15 seconds 03 if status != 0 for 3 cycles then exec "/usr/bin/ansible-playbook rebuild_node.yml" 04 if status != 0 for 3 cycles then exec "/usr/bin/mail -s 'Node 5 ping failed
17%
Databases in the Google Cloud
05.02.2023
Home »  Archive  »  2023  »  Issue 73: Datab...  » 
Photo by Jon Parry on Unsplash
are especially popular. A simple call to create a MySQL database would be: gcloud sql instances create myinstance --database -version=MYSQL_8_0 --cpu=2 --memory=7680MB --region=europe-west3 The corresponding
17%
Storage monitoring with Grafana
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © Gino Santa Maria, 123RF.com
" Listing 2 Requesting New Data #Telegraf Configuration, Collect SNMP [agent] interval = "30s" round_interval = true ** [outputs] [outputs.influxdb] <font color="#ffff00">
17%
Script utilities in depth: grep, awk, and sed
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© jirkaejc, 123RF.com
in a specified city. Listing 1 Display Date and Time 01 if [ "$1" = "" ]; then 02 echo "City name required." 03 exit 04 fi 05 city=`echo $1 | sed -e 's/ /_/g'` 06 z=`find /usr

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