Displaying the end of file in CentOS Linux

Tail command is used to display the last few lines of a file.

• The default number of lines displayed is 10

Name

tail

Synopsis

tail  filename(s)

tail -n filename(s)

tail +n filename(s)

Note:

-n option is number of lines that you want to display

+n option is to display a file starting at the X of lines

Scenario A

In the following example, the tail command (without using any option) will displaying the last 10 lines of the mail.log

tail mail.log

Scenario B

In the following example,  the tail -20 will displaying the last 20 lines of mail.log

tail -20 mail.log

Scenario C

In the following example, we are display from the 60th lines of mail.log

tail +60 mail.log

Scenario D

In the following example,  we are combining tail and head function.  We are displaying 5 lines start from 10th line.

tail +10 mail.log | head -5

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