NBU备份的极限在哪里？

Problem
DOCUMENTATION: What are the capabilities and limits of NetBackup regarding file and backup sizes?
Solution
Manual:
Veritas NetBackup 4.5 Release Notes for UNIX and Windows
Veritas NetBackup 5.0 Release Notes for UNIX and Windows
Veritas NetBackup 5.1 Release Notes for UNIX and Windows
Veritas NetBackup 6.0 Release Notes for UNIX and Windows
Veritas NetBackup 6.5 Release Notes for UNIX and Windows

Modification Type:Supplement.


Modification:
The maximum sizes per backup are as follows:

NetBackup 4.5 maximum sizes per backup   
Backup size:       1 terabyte
File Size:         1 terabyte
File System Size:  1 terabyte
(per backup)
Number of Files:   2 billion

NetBackup 5.0 and 5.1 maximum sizes per backup
Backup size:       2 million terabytes or 2 exabytes (EB)
File Size:        64 terabytes
File System Size:  2 million terabytes or 2 exabytes (EB)
(per backup)
Number of Files:   2 billion

NetBackup 6.0 and 6.x maximum sizes per backup
Backup Size:       4 billion terabytes or 4 zettabytes (ZB)
File Size:        64 terabytes
File System Size:  4 billion terabytes or 4 zettabytes (ZB)
(per backup)
Number of Files:   2 billion

Please be aware these values are for basic file system backups, which does not include advanced client methods, where sizes may vary.