Linux timed tasks, text additional content

Additional content to text per minute

1, under the preparation of Shell scripts into the root directory and test.sh

Text content

/ Bin / echo "hello" >> /root/test.txt

2, edit regular tasks

crontab -e

*/1 * * * * /root/test.sh

3, see the regular tasks crontab -l

4, delete the scheduled task crontab -r

Note that if the file does not have permission test.sh

Change file permissions

chmod 777 test.sh

Reproduced in: https: //www.jianshu.com/p/8a691baf4794