1. Delete expired files in Linux
find /u01/dsg/supersync/s01/ds/xdt/ -type f -name “*.xdt” -mtime +3 -delete
2. Delete expired files and log the deletions
find /u01/dsg/supersync/s01/ds/xdt/ -name “*.xdt” -mtime +3 -printf “Deleting %p\n” -delete | tee deletion.log
3. Step-by-step logging
service nginx start 1> /var/log/nginx/start.log 2> /var/log/nginx/start_errors.log
Normal logs are recorded in start.log, and error logs are recorded in start_errors.log
4. Scheduled task log distribution
* * * * * /opt/scripts/backup.sh 1>> /var/log/backup.log 2>> /var/log/backup_errors.log
Normal logs are recorded in backup.log, and error logs are recorded in backup_errors.log and start_errors.log