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16%
Fixing Ceph performance problems
29.09.2020
Home »  Archive  »  2020  »  Issue 59: Custo...  » 
Lead Image © Kritiya Sumpun, 123RF.com
the root cause of the slow down? How do you ideally and continuously monitor your cluster so that you can identify potential problems before cluster users even notice them? The answers to both questions
16%
Userspace secure filesystem
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Lead Image © mipan, 123RF.com
by the firewall. Moreover, SSHFS can also be run by users without root or sudo access. Installing SSHFS on Linux Virtually all Linux distributions include FUSE and SSHFS. You can use your distribution package
16%
Bare metal deployment with OpenStack
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Photo by Anatolii Nesterov on Unsplash
:33 deployment_image.qcow2 10 -rw-r--r-- 1 root root 57 Mar 2 10:21 deployment_image.qcow2.CHECKSUMS 11 -rw-r--r-- 1 42422 42422 318M Mar 2 10:13 ipa.initramfs 12 -rw-r--r-- 1 42422 42422 104 Mar 2 10
16%
Zero-Ops Kubernetes with MicroK8s
27.09.2021
Home »  Archive  »  2021  »  Issue 65: 7 Em...  » 
packages up software so that it can run on almost any device [8]. To install snap on the Raspberry Pi, you should run as root the commands: $ apt update; apt install -y snapd The packages pulled down
16%
The 10 best tricks for taming Ansible
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Lead Image © neoleo3d, 123RF.com
case, unless the type and function of the variable is absolutely and reliably self-evident. The hurdles for the latter criterion are high. Even a root_pw variable offers only limited scope for drawing
16%
Grafana and Prometheus customized dashboards
25.03.2021
Home »  Archive  »  2021  »  Issue 62: Lean...  » 
Photo by Wynand van Poortvliet on unsplash
route with the official documentation [9]. Before beginning, create a configuration file and save it locally as /root/prometheus.yml (Listing 2). Now you can start up the Prometheus container with
16%
Real World AWS for Everyone
18.02.2018
Home »  Archive  »  2018  »  Issue 43: Real...  » 
Photo by adrian on Unsplash
; however, the Free Tier is a good option for testing. Log on to the AWS Management Console [5] with a root account and password. An AWS account and password is sufficient for the examples in this article
16%
Jira, Confluence, and GitLab
18.02.2018
Home »  Archive  »  2018  »  Issue 43: Real...  » 
Lead Image © Iaroslav Neliubov, 123RF.com
on the same host that later hosts Confluence, Jira, and GitLab, so it is an all-in-one (AiO) setup. Because Ansible connects via SSH, but ideally not as the root user, a separate user account is required
16%
Registry for Docker images
01.08.2019
Home »  Archive  »  2019  »  Issue 52: Stop...  » 
Lead Image © Viktoriya Malova, 123RF.com
for the error message could be that current Linux distributions do not have Let's Encrypt's root certificate installed in their keychains – resorting to standard tools such as the Docker daemon (via the crypto
16%
Setting up MariaDB replication with the help of XtraBackup
05.12.2016
Home »  Archive  »  2016  »  Issue 36: Autom...  » 
Lead Image © Kran Kanthawong, 123RF.com
_upgrade with --force or -f. Beware: The master has also taken on the root password: sudo mysql_upgrade -f -u root -p <root_password_for_master> In the data directory you will find the human-readable xtrabackup

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