(FC) SANs. FC disks are available in a use 512-byte emulation, are currently variety of speeds and capacities. not supported. In general, choose FC disks for Physical disk-write caching must be Exchange 2010 mailbox storage when disabled when used without a UPS. you have the following design requirements: Moderate capacity High performance SAN connectivity Solid-state An SSD is a data storage device that Supported: 512 byte sector disks only. drive uses solid-state memory to store 4KB sector disks, including those which (SSD) persistent data. An SSD emulates a use 512-byte emulation, are currently (flash hard disk drive interface. SSD disks not supported. disk) are available in a variety of, speeds Physical disk-write caching must be (different I/O performance capabilities) disabled when used without a UPS. and capacities. In general, Exchange 2010 Mailbox In general, choose SSD disks for servers don't require the performance Exchange 2010 mailbox storage when characteristics of SSD storage. you have the following design requirements: Low capacity Extremely high performance Factors to Consider in Choosing Disk Types There are several trade-offs when choosing disk types for Exchange 2010 storage. The correct disk is one that balances performance (both sequential and random) with capacity, reliability, power utilization, and capital cost. The following table of supported physical disk types provides information to help you when considering these factors. Disk Random Disk form I/O I/O speed Power (RPM) Capacity utilization 5,400 SATA Average Poor Poor Excellent
(FC) SANs. FC disks are available in a variety of speeds and capacities. In general, choose FC disks for Exchange 2010 mailbox storage when you have the following design requirements: Moderate capacity High performance SAN connectivity use 512-byte emulation, are currently not supported. Physical disk-write caching must be disabled when used without a UPS. Solid-state drive (SSD) (flash disk) An SSD is a data storage device that uses solid-state memory to store persistent data. An SSD emulates a hard disk drive interface. SSD disks are available in a variety of, speeds (different I/O performance capabilities) and capacities. In general, choose SSD disks for Exchange 2010 mailbox storage when you have the following design requirements: Low capacity Extremely high performance Supported: 512 byte sector disks only. 4KB sector disks, including those which use 512-byte emulation, are currently not supported. Physical disk-write caching must be disabled when used without a UPS. In general, Exchange 2010 Mailbox servers don't require the performance characteristics of SSD storage. Factors to Consider in Choosing Disk Types There are several trade-offs when choosing disk types for Exchange 2010 storage. The correct disk is one that balances performance (both sequential and random) with capacity, reliability, power utilization, and capital cost. The following table of supported physical disk types provides information to help you when considering these factors. Disk speed (RPM) Disk form Capacity Random I/O I/O Power utilization 5,400 SATA Average Poor Poor Excellent
467c984d85b41842e63287d5deafdbf7_MOFA%20Exchange%202010%20Design.docx