In this category, you can see all articles related to Unix or Linux operating System.
We faced a strange issue where a segmentation fault occurs randomly on server and there are no logs captured on server to analyze the issue. In this situation, we got...
Sometimes we receive issues with PXE boot server with below text: dracut-initqueue: /dev/root does not exist The issue is caused while downloading or reading the squashfs filesystem. To correct this...
Now we will look how to mount a CD/DVD rom drive on Linux/Unix drive automatically on system reboot. We can use the below command/script in /etc/profile or /etc/rc.sysinit or similar...
Today we will check how to pause a running task on linux so that we can resume it after some time. Suppose you ran a task to download multiple packages,...
Sometimes we change some file of a rpm package and want to rollback the changes by re-installing the RPM package. However if you do rpm -Uvh or yum install/update, it...
Its common question or requirement on a Linux system, how to mount a CD ROM drive ? 1. We can simply mount the drive on any mount point. [root@nglinux nglinux...
Sometimes you can see below error message while booting your Linux system on VMware and not able to mount your HGFS share. Mounting HGFS shares: [FAILED] You can try restarting...
Here i will tell you how you can calculate the MD5 check sum of a downloaded ISO file and verify its integrity. First lets understand what is MD5 sum ?...
After you install NGEL Linux, sometimes you may face issue while mounting root filesystem. It is a common issue and can occur if the /etc/fstab file not created successfully. You...
I have installed ngelinux, and when i boot NGELinux, sometimes i receive below error message and not able to boot in init 5 mode. Apr 21 10:08:09 localhost init: prefdm...