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Platform Guide 11
Attaching Your Cluster to a Shared Storage System Through
Direct-Attach Configuration
This section provides the rules and guidelines for attaching your cluster nodes to the shared storage
system using a direct connection (without Fibre Channel switches).
In a direct-attach configuration, both cluster nodes are connected directly to the storage system.
Rules and Guidelines
The rules and guidelines described in Table 1-5 apply to direct-attached clusters.
PCIe Emulex LP1050-EX Install the HBAs in PCIe
slots 1 and 2.
4400 N/A Emulex LP982
Emulex LP9802
QLogic QLA2340
Install the HBAs in any
available PCI slots.
4600 N/A Emulex LP982
Emulex LP9802
QLogic QLA2340
Install the HBAs in any
available PCI or
PCI-X slots.
6400 N/A Emulex LP982
Emulex LP9802
QLogic QLA2340
Install the HBAs in any
available PCI slots.
6450 N/A Emulex LP982
Emulex LP9802
QLogic QLA2340
Install the HBAs in any
available PCI slots.
6600 N/A Emulex LP982
Emulex LP9802
QLogic QLA2340
Install the HBAs in any
available PCI or
PCI-X slots.
6650 N/A Emulex LP982
Emulex LP9802
QLogic QLA2340
Install the HBAs in any
available PCI or
PCI-X slots.
8450 N/A Emulex LP982
Emulex LP9802
QLogic QLA2340
Install the HBAs in any
available PCI slots.
NOTE: Whenever possible, it is recommended that the HBAs be placed on separate buses to balance the
load on the system. These buses are identified as separate rows in Table 1-3.
Table 1-4. PCI Slot Assignments for PowerEdge Cluster Nodes (continued)
PowerEdge System Riser Board Option HBA PCI Slot Assignment