Note the following configuration restrictions for the Dual Port 4x QDR PCIe low Profile Host Channel Adapter (part numbers 7104073, and 7104074 ).
![]() | Caution - If you install this card in an unsupported configuration, I/O behavior might be inconsistent and long-term system stability will be at risk. |
In some cases, an unsupported configuration might lead to a system crash and/or a hang in OpenBoot with the following console message(s):
NOTICE: Entering OpenBoot. NOTICE: Fetching Guest MD from HV. NOTICE: Starting additional cpus. NOTICE: Initializing LDC services. NOTICE: Probing PCI devices. Unable to assign resources for VF unnamed
If you are using Oracle VM Server for SPARC, see the configuration rules for SR-IOV devices published in the Oracle VM Server for SPARC Administration Guide.
Single-PM configurations: Servers equipped with a single processor module can support up to two InfiniBand dual port 4x QDR low profile HCAs in a fixed configuration. Note the following restrictions:
A maximum of two InfiniBand dual port 4x QDR low profile HCAs is supported.
The InfiniBand dual port 4x QDR low profile HCAs adapters must be installed in PCIe slots 4 and 8 only.
PCIe slots 5 and 9 must remain unpopulated.
Dual-PM configurations: Servers equipped with two processor modules can support up to four InfiniBand dual port 4x QDR low profile HCAs. Note the following configurations:
A maximum of four InfiniBand dual port 4x QDR low profile HCAs is supported.
Install in slots 3-14 only. Do not install in slots 1, 2, 15, or 16.