Make hosts file editable with out sudo
hosts file allow you to override DNS. This will allow you to point a domain to difernt IP address on
Creating Software RAID 5
RAID 5 Requires 3 or more physical disks. It provides the redundancy of RAID 1 combined with the speed and
How to increase /tmp partition size
On a Linux server /tmp partition was only 1 GB, it get full at times. Server had following in its
Lock User Account in Linux
To lock a Linux User account, run You can verify the account is locked with command Example See usermod
Find limit search depth
I wanted to find some files inside sub directory of current folder. To do this, find have maxdepth option. This
Set vim as default cronjob editor
Method 1 Find Replace with Method 2 edit .bash_profile Add Once added, .bash_profile will look like Method 3 If you
xdotool
xdotool lets you programmatically simulate keyboard input and mouse activity, move and resize windows, etc. To search for an application
brctl
brctl show brctl showmacs br0 brctl showstp br0
Block Country in CSF firewall
CSF firewall can block all traffic from a country or list of countries using the GeoIP database. To block a
Can’t locate version.pm in @INC
I got error “Can’t locate version.pm in @INC” running awk. On CentOS, this error is fixed by running See Errors
Plesk Mail not working amavis error
When sending email from a Plesk server, i get error This is beccause amavis service is not running. It is
Install elasticsearch on CentOS 7
To install elasticsearch, first install java Import key Create file Paste following Install elasticsearch Set elastic search to start on