I/O Adapters and Controllers 321
I/O Adapters and Controllers
Certain tape devices listed in the above table are also supported by the #6534 Magnetic
Media Controller. The #6534 should be selected on new orders.
Optical #6534 Streaming
LAN #2810 Streaming
Limitations on combinations
• Maximum of five high workload IOPs per bus.
• Maximum of three dissimilar high workload IOPs per bus.
• In #5044 System Unit Expansion Rack, no DASD controllers are allowed on the same bus with a 3590
tape controller.
Note:
• These guidelines are for all system buses and include the first system bus.
• Exceeding these guidelines will cause performance degradation.
Limitations to Combinations of High Workload IOPs (SPD Type)
Subsystem High Workload IOP Bus Capacity