How does AIX back up an entire folder or a single file

This article mainly explains "how to back up an entire folder or a single file by AIX". Interested friends may wish to take a look. The method introduced in this paper is simple, fast and practical. Let's let the editor take you to learn how AIX backs up an entire folder or a single file.

Backup device: / dev/rmt0; need to back up all: / home

Backup steps:

1. Remove / home:#umount / home

two。 If the removal fails, it is used by a process.

List the usage processes: # lsof / home

Terminate the related process: # kill-9 PID

3. Check the file system: # fsck / home

4. Backup: backup-f / dev/rmt0-0-u / home

-0: indicates full backup

1-9: indicates a file that has been modified after the n-1st backup

5. Install / home:#mount / home

You need to back up a single file or folder (backup. / prifle;/home/test ends with Ctrl+D):

# backup-f / dev/rmt0-iq

. / prifile

/ home/test

^ D

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