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PCIe Card Installation Guidelines
Servicing PCIe Cards
153
PM
CPU
Switch
I/O Slot
Root Complex Path
3
3
4
16
/pci@6c0/pci@1/pci@0/pci@4
Note -
If you are upgrading the server, return to
“Server Upgrade Process” on page 59
Related Information
■
“Root Complex Connections (Four Processor Modules)” on page 150
■
“PCIe Card Installation Guidelines” on page 153
■
“Server Upgrade Process” on page 59
PCIe Card Installation Guidelines
All 16 slots support PCIe cards with the following characteristics:
■
Type:
hot-plug, low-profile adapters
■
Mode:
x8 Gen1, x8 Gen2, and x8 Gen3 cards
Note -
If you install a 16-lane card in any slot, electrical support is provided to the card's lowest
8 lanes.
Note -
Some PCIe cards are restricted to specific I/O slots to meet system cooling requirements.
Other I/O cards provide better performance when installed in particular slots. For more
information about PCIe slot restrictions for specific devices, see
SPARC T5-8 Server Product Notes
.
To achieve optimal load balancing in a fully-populated server, use the following order to install
PCIe cards.
4
7
8
9
10
13
3
14
2
5
6
11
12
15
1
16
To achieve optimal load balancing in a half-populated server, use the following order to install
PCIe cards.
5
9
7
11
3
13
4
14
6
10
8
12
1
15
2
16
You might choose to populate the slots differently due to Oracle VM software or redundant
failover considerations, but load balancing might not be as efficient. You should distribute the
Содержание SPARC T5-8
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Страница 160: ...Remove a PCIe Card 160 SPARC T5 8 Server Service Manual November 2015 3 Unlatch and open the top cover of the carrier ...
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