Hard drive speed test using Linux command line and hdparm

Note that all tests should be run multiple times and average time should be calculated to get more accurate result.

Bypassing hard drive’s buffer cache memory thus reading directly from the disk.

Read data from the second half of the disk that is if the hard drive size is 100GB.

To obtain cached reads run the following command:

Introduction to if

reference: http:// tldp.org / LDP/Bash-Beginners-Guide/html/sect_07_01.html

bash comparison

Reference: http://www.tldp.org/LDP/abs/html/comparison-ops.html






Installation of the lrzip on the linux via terminal


Install gdrive terminal on linux ubuntu


debian reset root password


get the total size of given file types in directory


At the end you will see the total size,