User`s guide

15-18 Back up and restore Meridian Mail data
Performing a full backup to tape
Standard 1.0 System Administration Guide January 1998
Performing a full backup to tape
Introduction
A full backup to tape backs up all of your system and user voice
and data.
Labeling backup tapes
During every backup, all tapes should be labeled and numbered
as they are removed from the tape drive.
Backup tape
requirements and
time estimates
The following table lists the backup tape requirements for a full
backup for each system.
One full backup (250 Mbyte tapes)
System # Tapes System # Tapes System # Tapes
1 node 2 node 3 node
5 h
11 h
24h
36 h
54 h
100 h
1
1
2
2
3
5
26 h
54 h
84 h
114 h
200 h
2
3
4
5
8
30 h
60 h
90 h
120 h
200 h
2
4
5
6
9
4 node 5 node
45 h
90 h
120 h
180 h
300 h
3
5
6
8
12
60 h
120 h
180 h
240 h
400 h
3
5
8
10
16