Changing the Phy Link Speed
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Changing the Phy Link Speed
You can change the link speed between the controller and an expander or
between the controller and a drive that is directly connected to the controller.
Typically, the phy link speed is set to Auto. If desired for compatibility,
troubleshooting or performance analysis, you can specify a specific link speed
(1.5 Gbps, 3.0 Gbps, or 6.0 Gbps).
To change the phy link speed in 3DM2
1 On the Controller Phy Summary page, identify the phy device for which
you wish to change the link speed. Direct-attached drives are identified by
their VPort ID.
2In the
Link Control drop-down menu, select the desired speed: 6 Gbps,
3 Gbps, 1.5 Gbps, or Auto.
3 A reboot is required to reset the link speed to the new setting.
For details about the information displayed on this screen, see “Controller
Phy Summary page” on page 199.
Figure 37. Controller Phy Summary page
Caution: Restricting the link speed to a higher setting will not allow
slower devices to be recognized by the firmware.