rsync: create ssh-key for cron backups

Reference: 1. Create a Key on the “Origin Server” # ssh-keygen root@Asterisk:~# ssh-keygen Generating public/private rsa key pair. Enter file in which to save the key (/root/.ssh/id_rsa): Created directory ‘/root/.ssh’. Enter passphrase (empty for no passphrase): Enter same passphrase again: […]

ubuntu: resize hd size

1 – reduce the filesystem. Ex: resise2fs /dev/vg0/lvol0 40G 2 – reduce the lv . ex : lvresise -L 30G logicalvol 3 – reduce the vg … etc..     lvreduce???   How To Create LVM […]