EMC P/N 300-002-803 manual QLogic Bios settings for Fibre Channel HBAs page 1

Installing and Configuring the BIOS Settings

heading are those that have been tested and determined to be applicable in a Linux environment.

The settings are configurable in NVRAM using the Host Adapter Settings, Advanced Settings, and Extended Firmware Settings menus. To use SANsurfer or the SANsurfer CLI to modify the NVRAM settings, refer to the SANsurfer or SANsurfer CLI documentation from QLogic.

Table 3	QLogic BIOS settings for Fibre Channel HBAs (page 1 of 2)
			EMC recommended settings
	QLogic default	No Multipath functionality		With Multipath functionality
Host Adapter settings
Host Adapter BIOS	Disabled	• Disabled (No boot from SAN)			• Disabled (No boot from SAN)
			• Enabled (Boot from SAN)		• Enabled (Boot from SAN)
Frame Size	2048	2048		2048
Loop Reset Delay	5	5		5
Adapter Hard Loop IP	Disabled	Disabled			Disabled
Hard Loop ID	0	125		125
Spin-up Delay	Disabled	Disabled		Disabled
Connection Options (topology)	2	• 1 (FC Fabric environment)			• 1 (FC Fabric environment)
			• 0 (FC DAS/Loop environment)		• 0 (FC DAS/Loop environment)
Fibre Channel Tape Support	Enabled	Disabled		Disabled
Data Rate	2	1		1
		2		2
		4		4
		8		8
			Note: Match port data rate on real		Note: Match port data rate on real
			environment.		environment.
Advanced Adapter settings
Execution Throttle	16	256		256
LUNs per Target	8	256		256
Enable LIP Reset	No		No		No

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EMC Host Connectivity with QLogic FC and iSCSI HBAs and FCoE CNAs for the Linux Environment