Deleting a large file does not free up space in Unix.
The root file system on my Solaris Unix server was low on free space, it was 98% full. Upon investigation I found out that there was a very large file …
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Changing the NTP server in Solaris or Linux.
Here is how you can change the NTP server’s information on your Solaris server. Edit /etc/inet/ntp.conf add the below line server ntp.paris.hilton.com You will now need to restart the NTP …
Read MoreHow to automate ftp login and file transfer with bash script
Sometime ago I had posted a Korn script to automate FTP login and upload of file on a Unix or Linux computer. The default shell for most Linux servers is …
Read MoreAwk the swiss army knife of the Unix toolkit.
The awk command is very handy when you need to filter the contents of a file, a pipe,or keyboard. It searches each line of input for patterns that you specify …
Read MoreExplanation of Standard input-output in Unix and Linux
Once a command is run, a process is created. This process then opens three flows: stdin, called the standard input, where the process will read the input data. By default …
Read MoreAuditing the cron jobs scheduled on the Unix or Linux server.
I have recently taken ownership of a Solaris 5.9 server and am in the process of migrating the applications over to a recent release. I decided to audit the applications …
Read MoreHow to backup and compress a folder in one step, using tar and gzip.
If disk space is limited on your Linux or Unix server and you wish to backup a folder or file that is larger than the available free space. Then creating …
Read MoreHow to change Red Hat Linux to boot to command line mode from Gnome.
Changing the default runlevel of the Red Hat Linux server can switch the bootup from Gnome to command line mode. You can make the changes consitent by editing the /etc/inittab …
Read MoreGnome desktop will not start via the Red hat Linux server console.
I received an error when loggin onto the Gnome desktop via the server console. The server is running Red Hat Enterprise Linux ver 4. I’m able to logon to the …
Read MoreHow to install and initialize telnet on Red Hat Enterprise Linux or Fedora Core Linux.
Telnet is a very old communication protocol, it is not secure because the password authentication is transmitted in clear text. SSH is a secure protocol and is the replacement for …
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