Please run the following script to find out if your system is UEFI or BIOS #!/bin/bash [ -d /sys/firmware/efi ] && fw=”UEFI” || fw=”BIOS” echo…
Yum gives error: “There are unfinished transactions remaining. You might consider running yum-complete-transaction first to finish them” Environment: Red hat / CentOS 5-6-7 Issue…
Single user mode…
Check the permission and ownership for sudo : [root@baselinux ~]# which sudo /usr/bin/sudo [root@baselinux ~]# ls -ld /usr/bin/sudo —s–x–x. 1 root root 123832 Jun 7 2017 /usr/bin/sudo…
how do I remove the chmod +t file permissions…
A key best practice for logging is to centralize or aggregate your logs in one place, especially if you have multiple servers or tiers in your…
Reinstall Corrupted Bootloader …
There are no free file system inodes left…
vgs /var/lock/lvm/V_vg00: open failed: No space left on device Can’t lock volume group vg00: skipping Red Hat Enterprise Linux 4/5/6 [root@shebanglinux subsys]# pvscan /var/lock/lvm/P_global: open…
NFS (Network File System) version 3 and 4 Sometime NFS can result in weird problems. For example, NFS mounted directories sometimes contain stale file handles. If…