Q-Logic 8100 SERIES manual Fast!UTIL

8–Configuring FCoE in a Linux Environment FCoE Driver Parameters for Linux

Table 8-1. FCoE Driver Parameters for Linux

Parameter	Description	Default		Range	Configuration
					Method
ql2xextended_error_l	Enables or disables the driver	0	0	—Disable	modprobe,
ogging	to print verbose logging infor-		1	—Enable	sysfs
	mation.
ql2xdevdiscgoldfw	Enables or disables device dis-	0	0	—Disable	modprobe,
	covery with golden firmware.		1	—Enable	sysfs
ql2xfdmienable	Enables or disables FDMI reg-	0	0	—Disable	modprobe,
	istration.		1	—Enable	sysfs
ql2xmaxqdepth	Maximum queue depth	32	32		modprobe,
	reported to SCSI mid-level per				sysfs
	device. The queue depth spec-
	ifies the number of outstanding
	requests per LUN.
ql2xqfulltracking	Enables or disables driver	1	0	—Disable	modprobe,
	tracking of queue full-status		1	—Enable	sysfs
	returns, and dynamically
	adjusts a SCSI device's queue
	depth.
ql2xqfullrampup	Time to wait before increasing	120	120 seconds		modprobe,
	the queue depth for a device				sysfs
	after a queue-full condition has
	been detected.
ql2xenablemsix	Enables or disables MSI-X	1	0	—Disable	modprobe,
	interrupt mechanisms.		1	—Enable	sysfs
ql2xetsenable	Enables or disables firmware	0	0	—Disable	modprobe,
	ETS burst.		1	—Enable	sysfs
Operation Mode	Number of reduced interrupt	0	0, 5, 6		Fast!UTIL,
	operation (ZIO) modes. ZIO				QConverge-
	modes allow the posting of				Console GUI,
	multiple command completions				or QConverge-
	in a single interrupt.				Console CLI

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