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19%
Building a HPC cluster with Warewulf 4
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Photo by Andrew Ly on Unsplash
47 k pixman x86_64 0.38.4-2.el8 appstream 256 k slurm-contribs-ohpc x86_64 22.05.2-14.1.ohpc.2.6 OpenHPC-updates 22 k slurm
19%
Greylisting with Postgrey
22.06.2012
Home »  Articles  » 
 
0-07:06:40 10 32400 0-09:00:00 11 40000 0-11:06:40 12 48400 0-13:26:40 13 57600 0-16:00:00 14 67600
19%
Protecting the production environment
30.05.2021
Home »  Archive  »  2021  »  Issue 63: Autom...  » 
Photo by Intricate Explorer on Unsplash
_name, 03 Stdlib::Absolutepath $config_file, 04 String $service_name, 05 Stdlib::Ensure::Service $ensure = 'running', 06 Boolean $enable = true, 07 ) { 08 package { $package_name: 09
19%
MariaDB MaxScale: A smart proxy for MySQL
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © lightwise, 123RF.com
_options=synced 08 servers=backend1, [...] 09 user=maxscale 10 passwd=secret 11 12 [Galera Listener] 13 type=listener 14 service=Galera Router 15 protocol=MySQLClient 16 address=10.42.0.1 17 port=3306 18 19 [Galera
19%
Graph database Neo4j discovers fake reviews on Amazon
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Image by Gerd Altmann from Pixabay
/ioutil" 09 "log" 10 ) 11 12 type Config struct { 13 Reviews map[string][]string 14 } 15 16 func main() { 17 yamlFile := "reviews.yaml" 18 data, err := ioutil.ReadFile(yamlFile) 19 if err != nil { 20
19%
A self-healing VM system
07.06.2019
Home »  Archive  »  2019  »  Issue 51: Self-...  » 
Lead Image © THISSATAN KOTIRAT , 123RF.com
_username }}" 05 password: "{{ Vv_password }}" 06 name: "{{ vm_name }}" 07 datacenter: "{{ Vv_datacent }}" 08 folder: "{{ Vv_folder }}" 09 state: poweredoff 10 when: vm
19%
Sharing Data with SSHFS
23.04.2014
Home »  HPC  »  Articles  » 
on your system. Almost all firewalls allow port 22 access, so you don’t have to configure anything extra, such as NFS or CIFS. You just need one open port on the firewall – port 22. All the other ports can
19%
Port Knocking
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © rasslava, 123RF.com
seq_timeout = 10 08 tcpflags = syn 09 command = /usr/sbin/iptables -A INPUT -s \ %IP% -p tcp --dport 22 -j ACCEPT 10 11 [closeSSH] 12 sequence = 9000
19%
News for Admins
30.05.2021
Home »  Archive  »  2021  »  Issue 63: Autom...  » 
 
Linux will be a community-based 1:1 binary replacement for Red Hat Enterprise Linux and currently ships with Gnome 3.32, Linux kernel 4.18.0-240.22.1.el8, SQLite 3.26, virt-what 1.18, Samba 4.12.3, DNF 4
19%
Automate your VMware configuration with Puppet
11.04.2016
Home »  Archive  »  2016  »  Issue 32: Measu...  » 
Lead Image © astragal, 123RF.com
Exchange website. The comparatively small Ubuntu JeOS [8] (80MB) is fine for this example. To begin, extract the archive to a folder of your choice, and in the vSphere web client, go to the VMs and Templates

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