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🛠️ Linux Solutions
Quick and practical troubleshooting guides for Linux commands, services, networking, LVM, permissions, and more.
How to Check Which Process Is Using a Port in Linux (ss, lsof, netstat)
Learn how to find which process is using a specific port in Linux using ss, lsof, and netstat. Quickly identify blocked or occupied ports and
Shaik Mohammed Faruk
December 13, 2025
Reset Forgotten Root Password Using rd.break (GRUB Method)
Reset a forgotten Linux root password safely using the GRUB rd.break method without reinstalling the operating system.
Shaik Mohammed Faruk
December 13, 2025
Fix Slow SSH Login Caused by GSSAPI Authentication Delay
SSH login pauses for several seconds before asking for a password due to GSSAPI or Kerberos authentication. Learn how to quickly fix slow SSH logins
Shaik Mohammed Faruk
December 13, 2025
Extend LVM Partition Without Downtime by Adding a New Disk (PV)
Safely extend an LVM partition by adding a new disk, creating a physical volume, extending the volume group and logical volume, and growing the filesystem
Shaik Mohammed Faruk
December 13, 2025