Cheetah 15K.6 SAS Product Manual
Page 12
... Cheetah 15K.6 drives have the following standard features: • 1.5 / 3 Gbit Serial Attached SCSI (SAS) interface • Integrated dual port SAS controller supporting the SCSI protocol • Support for SAS expanders and fanout adapters • Firmware downloadable ...using the SAS interface • 128 - improved seek performance Note. Average latency = 2.0 msec • Background processing of user data for enhanced system performance. • 300 Mbytes/sec maximum instantaneous data transfers. • 15k RPM spindle. B There is applied to the drive...
... Cheetah 15K.6 drives have the following standard features: • 1.5 / 3 Gbit Serial Attached SCSI (SAS) interface • Integrated dual port SAS controller supporting the SCSI protocol • Support for SAS expanders and fanout adapters • Firmware downloadable ...using the SAS interface • 128 - improved seek performance Note. Average latency = 2.0 msec • Background processing of user data for enhanced system performance. • 300 Mbytes/sec maximum instantaneous data transfers. • 15k RPM spindle. B There is applied to the drive...
Cheetah 15K.6 SAS Product Manual
Page 59
B 55 Table 21: Commands supported by Cheetah 15K.6 SAS family drives (continued) Command name Reassign Blocks Receive Diagnostic Results Supported Diagnostics pages (00h) Translate page (40h) Release Release (10) Request Sense Actual Retry Count bytes Extended ... Start Unit/Stop Unit (spindle ceases rotating) Synchronize Cache Test Unit Ready Verify BYTCHK bit Write Write and Verify DPO bit Write Buffer (modes 0, 2, supported) Firmware Download option (modes 5, 7, Ah and Bh supported) [3] Write Extended DPO bit Command code 07h 1Ch 17h 57h 03h 16h 56h 01h 31h 30h 32h 0Bh 2Bh...
B 55 Table 21: Commands supported by Cheetah 15K.6 SAS family drives (continued) Command name Reassign Blocks Receive Diagnostic Results Supported Diagnostics pages (00h) Translate page (40h) Release Release (10) Request Sense Actual Retry Count bytes Extended ... Start Unit/Stop Unit (spindle ceases rotating) Synchronize Cache Test Unit Ready Verify BYTCHK bit Write Write and Verify DPO bit Write Buffer (modes 0, 2, supported) Firmware Download option (modes 5, 7, Ah and Bh supported) [3] Write Extended DPO bit Command code 07h 1Ch 17h 57h 03h 16h 56h 01h 31h 30h 32h 0Bh 2Bh...
Cheetah 15K.6 SAS Product Manual
Page 62
Default values Default values are hard-coded in the drive firmware stored in response to the Mode Sense command pages for Mode page 81. Only parameter values that are allowed to be changed can be changed by the drive in flash E-PROM (nonvolatile memory) on reset, hard reset, or Bus Device ...E-PROM. A zero (0) indicates the value is changeable. 58 Cheetah 15K.6 SAS Product Manual, Rev. Because there are taken from the drive a list of default values and use those of the data bytes returned by downloading new firmware into the saved values storage location on the media prior to ...
Default values Default values are hard-coded in the drive firmware stored in response to the Mode Sense command pages for Mode page 81. Only parameter values that are allowed to be changed can be changed by the drive in flash E-PROM (nonvolatile memory) on reset, hard reset, or Bus Device ...E-PROM. A zero (0) indicates the value is changeable. 58 Cheetah 15K.6 SAS Product Manual, Rev. Because there are taken from the drive a list of default values and use those of the data bytes returned by downloading new firmware into the saved values storage location on the media prior to ...