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Microsoft Exchange 2010 on Dell Systems: Simple Distributed Configurations

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Server Configurations

Detail

Multi-role (Mailbox/Hub/CAS) server

2 x PowerEdge R720xd server with 2.5‖ drive bays

2 x Intel

Xeon

processor E5-2600 product family (8

cores)

96GB of DDR3 RAM

Number of DAGs

Servers per DAG

Number of Active and Passive

Mailboxes per Server

5,000 active and 5,000 passive

Storage Configuration

Detail

Storage hardware

2x PowerEdge R720xd server internal storage

4 rear–end drives for Operating System ( 2 each server)

40 drives for data and log ( 20 each server )

4 drives for Hot Spares ( 2 per server )

4 drives for Restore LUNs ( 2 per server )

PERC H710P— Internal RAID controller

Data volumes per mailbox server

10 (5 active + 5 passive)

Databases per volume

Mailboxes per database

1,000

Disk type

2.5‖ SAS 10K RPM 900GB for data

2.5‖ SAS 10K RPM 300GB SAS for OS

RAID type

RAID 1— Exchange data volumes

RAID 1— Operating System volume

RAID 0—Restore LUN

Additional details

Databases and logs on same volume

Stripe size = 256KB or greater

NTFS allocation unit size = 64 KB

Redundant switch configuration; Private and Public

networks configured as VLANs.

Hardware load balancer required for balancing load

among CAS servers.

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