Uly.me

cloud engineer

Bash Aliases

Create an alias.

alias gcloud='docker run --rm -ti --volumes-from gcloud-config google/cloud-sdk:latest gcloud'

Remove an alias.

unalias gcloud

Remove SSSD package

How to remove SSSD package.

#!/bin/bash
service sssd stop
chkconfig sssd off
rm -rf /var/lib/sss/db/*
rm -f /etc/sssd/sssd.conf
rm -f /etc/krb5.conf
rm -f /etc/krb5.keytab
yum remove -y adcli sssd authconfig pam_krb5 samba4-common realmd

Reinstall Kernel

How to reinstall the latest kernel and rebuild initramfs.

Find the latest kernel.

rpm -qa kernel
kernel-3.10.0-1160.6.1.el7.x86_64
kernel-3.10.0-1160.11.1.el7.x86_64

Remove the kernel first, then reinstall.

yum remove kernel-3.10.0-1160.6.1.el7.x86_64
yum install kernel-3.10.0-1160.6.1.el7.x86_64