Fix Warning: Waiting for Transaction Lock on /var/lib/rpm/.rpm.lock
Learn how to resolve the RPM transaction lock error that prevents package installation and management on Linux systems.
Dragos
Tag: #Linux
15 posts with this tag
How To Secure a VPS Sever with CrowdSec
Secure the VPS server by blocking firewall access with CrowdSec by monitoring SSH and Nginx logs.
Dragos
How To Do SSH Port Forwarding (SSH Tunneling) in Linux
Learn how you can do SSH Port Forwarding (SSH Tunneling) in Linux.
Dragos
How To Access Remote Servers with SSH ProxyJump and Jump Hosts
Learn how you can use a jump host and a ProxyJump to access remote servers not in public domain.
Dragos
How To Monitor Server and Docker Resources:CPU,Memory...
Learn how you can monitor sever resources like CPU, memory, disk space including Docker containers and get notified in case something happens.
Dragos
How to Identify Which Processes Are Using Swap Space in Linux
Learn how to see which process is using the swap on a linux system like Ubuntu or RedHat
Dragos
Configure Postfix to Send Email Using External SMTP Servers
Learn how you can configure Postfix to send emails with an external SMTP provider.
Dragos
How to Secure an SSH Server in Linux
Learn essential steps to enhance the security of your SSH server on Linux systems.
Dragos
Top 100+ Linux Commands You MUST Know
Unlock the full potential of Linux with this essential guide to the top 100+ commands. Enhance your command-line skills, improve productivity, and master the Linux environment with these must-know commands and tips.
Dragos
Fix Cannot Open Packages Database In /var/lib/rpm DB_RUNRECOVERY: Fatal error
Learn how to fix the common Cannot Open Packages Database In /var/lib/rpm DB_RUNRECOVERY: Fatal error and install packages.
Dragos