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5
Sample Shared Switched Installation
5-5
Planning File Systems and LUNs
The storage-system disk IDs and Storage Group LUNs are as follows.
With 36-Mbyte disks, the LUN storage capacities and drive names are
as follows.
Database Server — 540 Gbytes on four LUNs
Database Server LUNs (DS) - SP A
Clustered System LUNs
File Server LUNs (FS) - SP B Mail Server LUNs (MS) - SP A
Disk IDs
RAID type, storage type
000,001 RAID 1, Log file for
database Dbase1
002, 003 RAID 1, Log file for
database Dbase2
004-009 RAID 5 (6 disks), Dbase1
100-104 RAID 5, Users
105-109 RAID 5, Dbase2
Disk IDs
RAID type, storage type
010-014 RAID 5, Applications
015-019 RAID 5, Users
110-114 RAID 5, ISP A mail
115-119 RAID 5, ISP B mail
Disk IDs
RAID type, storage type
020-024 RAID 5, Files A
025-029 RAID 5, Files B
120-124 RAID 5, Users
125-129 RAID 5, Specs
020, 021 – Hot spare (automatically replaces a failed disk in any server’s LUN)
Unit users on five disks bound as a RAID 5 Group for
144 Gbytes of storage; for user directories.
Unit dbase2 on five disks bound as a RAID 5 Group
for 144 Gbytes of storage; for the second database
system.
Unit logfDbase1 on two disks bound as a RAID 1
mirrored pair for 36 Gbytes of storage; for database 1
log files.
Unit logfDbase2 on two disks bound as a RAID 1
mirrored pair for 36 Gbytes of storage; for database 2
log files.
Unit dbase on six disks bound as a RAID 5 Group for
180 Gbytes of storage; for the database 1 system.
DS R5
Users
DS R5
Dbase2
DS R1
Log 1
DS R1
Log 2
DS R5
Dbase1