Let’s assume that you want execute some command that you don’t want in your history (e.g. commands with passwords), but you don’t want to clear your entire history because of these.
all you need to do is to run the following command:
unset HISTFILE
or
HISTFILE=/dev/null
this will disable history for your current session.
When I need a Openfiler backup for the first time, I did this:
1. Log in OpenFiler Web UI
2. Click System
3. Click Backup/Restore
4. Click Download
This works well if you have time to do this steps every day… but if you don’t want to do this steps every day, you must find another way to do daily backups…
After my little research, I find out that when I click on Backup/Restore, Openfiler cal this file: https://openfiler:446/admin/system_backup.html
I examined the content of this file and finded out, that all you need to backup your OpenFiler configuration is this:
Continue reading Backup (from command line)/Restore OpenFiler
Days ago I needed a script to power on/off my runing VMs on XenServer… In my case I needed this to power off VMs when my UPS is running on batery and later to power on when the power comes back.
I was looking for a script that can do the job, but after a while I didn’t find anything usefull… so I made my own script…
Continue reading Power on/off script for Xen Running VMs on XenServer