Tips for using Linux

Tips for using Linux

1. view the size of each file and directory in the folder.

Annotation: view the space occupied by all files and directories in the current folder with a depth of 2.

 

Du-h -- max-depth = 2

2. Set scheduled tasks
A) open a scheduled task.

 

 

Crontab-e

B) edit a scheduled task

 

Note: you can add a scheduled task or add a "#" comment to the beginning of an existing scheduled task (delete it directly), as shown in the following example:

 

*/2 *****/root/bin/unison # *****/NMS/domain1/check. sh

C) Save the edited scheduled task

 

D) Reload the scheduled task

Service crond reload