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Best Practices When Deploying Linux on the HP ProLiant DL980 (updated December 2012)

ManualsBrandsHP ManualsServerHP ProLiant DL980 G7 E7-4870 2.4GHz 10 Core 4p Server
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Figure 8: Confirming System Address Mode reported by RBSU
If the System Address Mode is set to 44-bit, follow these steps to reset it to 40-bit mode:
1. During system boot, press F9 to run the ROM-Based Setup Utility (RBSU).
2. Select Advanced Options.
3. Select Advanced System ROM Options.
4. Select Address Mode 44-bit (see Figure 9).
5. Select Disabled to turn 44- bit memory addressing OFF.
6. Exit all RBSU menu screens using the Esc key.
7. Press the F10 key to confirm your changes and reboot the system.
8. Confirm the new 40-bit System Address Mode by looking at the RBSU splash screen during system boot, as shown
in Figure 8.