IT hands-on

MDADM is the  raid array utility for multiple disks administration. We install it on our system as follows: We need to pick the disks that we are going t

Units replace i a way scripts for launching programs and targets are the equivalents of runlevels . A unit describes a service on the system. The unit h

To display the running processes on a system, we use the below command: PID : unique Process ID number that identifies a process. TTY : the terminal in

To display log messages for the most recent boot, we could use the below command: To list the different recent boot logs by date and time, we use the f

We could see the user ID and the group ID of a file using for example the below command: We could use " find " to look for files according to t

With NFS we can mount directories from the remote NFS server so that they appear as a local partition on the NFS client. We can define client access to

Syslogd gathers log messages coming from different system and user processes. These logs end up in the different subdirectories of /dev/log .  Within Sys