Linux, SQL Simantics

Linux Echo and Reading Files

Randy Sims Linux

Assigning values to variables, using ECHO and reading a file.

Run an Unattended SQL Script from Linux using nohup

Randy Sims Linux

Some scripts take a long time to run. If they are interrupted, you will lose all your work. To get around that, create a bash file to run the script for you, then run the script file with the NOHUP option so it won’t hang up.

Reading Linux’s TOP Screen

Randy Sims Linux

The top command in Linux provides information about the top CPU processess and provides performance information. The processes displayed are sorted by CPU usage with the information updating by default every 3 seconds. Top also displays information about memory and CPU waiting for I/O. Below is a line-by-line explanation of the top screen.