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Linux Sysadmins – Linux Guides, Nix Guides, Tutorials, Tips & Tricks.

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File Servers

Mounting Samba shares persistently during reboot

Posted on: December 28, 2016March 6, 2022

To mount a samba share during each reboot we need to interact manually. This can be automated by putting the samba share entry in fstab which will automatically […]

Linux Administration

Install and configure VNC server in CentOS 6, Red Hat 6 & Oracle Linux

Posted on: December 28, 2016March 6, 2022

Tiger VNC server will allow users to access remote servers Desktop environment. A number of concurrent users can access the server remotely using VNC server

Copy user files from Ubuntu or Debian servers to Amazon S3 bucket
Cloud & Containerization

Copy user files from Ubuntu or Debian servers to Amazon S3 bucket

Posted on: December 24, 2016March 6, 2022

If we have several Virtual private servers (VPS) and we need to back up the user data’s and database’s to Amazon S3 we can use a command-line tool […]

Setting up SFTP with chroot
FTP Server

Setting up SFTP with chroot

Posted on: December 24, 2016March 6, 2022

Instead of installing with VSFTPD package to configure the FTP service we can use the default SSH service and port 22 for secure file system protocol. This will […]

Install vsftpd with SSL/TLS in Ubuntu Server
FTP Server

Install vsftpd with SSL/TLS in Ubuntu Server

Posted on: December 21, 2016March 6, 2022

VSFTPD with encryption will protect us from unauthorized access to our data, By using SSL certificate all plain text communication will be encrypted.

Backup Linux filesystem using Ruby Backup Gem
Linux Administration

Backup Linux filesystem using Ruby Backup Gem

Posted on: December 20, 2016March 6, 2022

Ruby Backup Gem is a simple and totally free-of-cost backup solution for Linux/Unix operating system.

Web Server

Allow nginx to upload more than 1 MB file

Posted on: December 20, 2016March 6, 2022

By default Nginx will allow uploading 1 MB file, By using below directive we can upload up to 10 MB If we need to upload larger than 10 […]

Posts pagination

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  1. Gerald on Single Node OKD (OpenShift) Setup: A Fast and Easy GuideDecember 15, 2024

    Hi, in the 'Starting with Bootstrapping' step I have this error: DEBUG Still waiting for the Kubernetes API: Get "https://api.xxx.local:6443/version":…

  2. jos on How to Configure Sudo email alertMarch 4, 2022

    Hi! Some way to send commands write as root by email? Thanks!

  3. paul on Monitoring Proxmox with InfluxDB and Grafana in 4 Easy stepsMarch 1, 2022

    Tried 12966 per your example, got error "failed to import dashboard."

  4. Anonymous on Migrate existing Iptables to Nftables in RHEL8/CentOSFebruary 27, 2022

    I followed the procedures and successfully loaded some weird 8081 port configurations needed for the app, however I discovered it…

  5. sy on Install Ansible AWX on Kubernetes in 5 minutesFebruary 17, 2022

    tried many times - followed all steps but was unable to setup custom context I always get -> The connection…

Ansible (11) Apache (5) Docker (7) foreman (5) IDM Server (7) Kubernetes (14) linux commands (5) Linux networking (10) Linux Security (5) Logical Volume Management (13) OpenShift (8) Oracle Database (5) Solaris 11 (4) Solaris OS (6) VMware (5)

  • OKD Cluster (OpenShift) Installation on Bare Metal
  • Configuring HAProxy LB for OKD HA Cluster
  • Configuring DHCP Server for OKD HA Clusters
  • Configuring BIND DNS Server for OKD HA Clusters
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