Rhel 8
5 easy steps to recover LVM2 partition, PV, VG, LVM metdata in Linux
Steps to recover LVM2 partition accidently deleted or removed. Restore PV (physical volume), restore VG (volume group) and restore LVM metadata in Linux
Steps to configure Chrony as NTP Server & Client (CentOS/RHEL 8)
Steps to configure Chrony as NTP Server and NTP Client. Monitor the NTP traffic using tcpdump. Chrony force sync with NTP Server. Check the status of NTP sync
How to create anaconda updates.img used with inst.updates in RHEL 7/8
Steps to create anaconda updates.img also called as product,img with inst,updates in RHEl 7 and 8 during ISO or PXE installation Extract and rebuild updates.img …
2 ways to update and rebuild initrd image in CentOS/RHEL 7 and 8
Steps to extract, modify, update and rebuild initrd image in CentOS RHEL 7 and 8 ISO DVD with examples using XZ / LZMA format Update initrd with modules drivers …
2 ways to boot with old kernel version in RHEL 8 using grubby
Steps to set default boot kernel in RHEL 8 using grubby and boot with old kernel version. Check the kernel version which will get activated after reboot