Sun Server X2-8 (formerly Sun Fire X4800 M2) Product Notes

Oracle Linux 7.2 and RHEL 7.2 Installation Fails With AER Error on Systems With Four or More Sun InfiniBand Dual Port 4x QDR PCIe Low Profile Host Channel Adapter M2 Cards (22686146)

Oracle Linux 7.2 or Red Hat Enterprise Linux (RHEL) 7.2 installation might fail with an AER error on a system with four or more Sun InfiniBand Dual Port 4x QDR PCIe Low Profile Host Channel Adapter M2 Cards.

Workaround

1. Access the BIOS Setup Utility.

2. Navigate to RC Settings > QPI and change:

   MMIOH Size per IOH from 2Gb to 4Gb (the default is 2Gb).

3. Navigate to RC Settings > Chipset > NorthBridge Configuration and change:

   PCIE-MMIO-64 Bits Support to Enabled (the default is Disabled).

4. Save your changes and exit the BIOS Setup Utility.

5. Finish the operating system installation.