Sun Microsystems Sun StorEdge T3, Installation, Operation And Service Manual

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Chapter 1 Sun StorEdge T3 Disk Tray Overview 1-3
1.2 Disk Tray Features
The Sun StorEdge T3 disk tray provides high reliability while being simple to
administer and maintain. It features a design that supports high availability, high
performance, configuration flexibility, and scalability of bandwidth, capacity, and
input/output operations per second (IOPS). These key features are summarized in
the following table depicting a disk tray with nine 18-Gbyte drives.
Note –
Other drive capacities are available. Check with your Sun representative for
more information on storage capacities currently available.
TABLE 1-1
Sun StorEdge T3 Disk Tray Key Features—18-Gbyte Drive
Feature Description
Capacity per unit • 162 GB (9 x 18.2 GB drives)
• 256 MB cache
Performance per controller • 90+ MB/sec for large RAID 5 reads from disk (64K >)
• 85+ MB/sec for large RAID 5 writes to disk
• 4,400 IOPS for 8 KB (100% cache hit reads)
Connectivity per controller • FC-AL copper for optical using MIA provided
• 10BASE-T network port
Scalability (one to two units,
one to two controllers) • 324 GB maximum capacity
• 256 to 512 MB cache
• One to two host Fibre Channel interfaces
• 90 to 180 MB/sec bandwidth
• 4,400 to 8,800 IOPS (100% cache hit reads)
Reliability/redundancy • RAID 0/1 (1+0)/5
• Redundant back-end data loops
• Redundant interconnect cards
• Passive centerplane connector board
• Redundant power/cooling/UPS units and power cables
• Redundant back-end FC-AL interconnect cables
• Redundant controller configuration (two StorEdge T310
units only)
Administration • Telnet access (CLI interface)
• Component Manager (GUI interface)
• SNMP Version 1