# Note that this value can have an impact on the speed with which a
# system can shut down with I/Os pending and with the HBA not able to
# communicate with the loop or fabric, e.g., with a cable pulled.
no-device-delay=0;
ࠉ
#
# +++ Variables relating to IP networking support. +++
#
# network-on: true (1) if networking is enabled, false (0) if not
# This variable will be set during the installation of the driver
# via pkgadd.
network-on=0;
# xmt-que-size [128 to 10240] - size of the transmit queue for mbufs
xmt-que-size=256;
#
# +++ Variables common to both SCSI (FCP) and IP networking support. +++
#
#
# If scan-down = 0, scan the devices on the private loop in increasing
# order of ALPA. If scan-down = 1, scan the devices on the private loop
# in decreasing order of ALPA.
# NOTE: scan-down does
not apply if a loop map is obtained
.
#
lpfc0-scan-down=0;
lpfc1-scan-down=0;
# Determine how long the driver will wait [0 - 255] to begin linkdown
# processing when the hba link has become inaccessible. Linkdown processing
# includes failing back commands that have been waiting for the link to
# come back up. Units are in seconds. linkdown-tmo works in conjunction
# with nodev-tmo. I/O will fail when either of the two expires.
linkdown-tmo=30;
# If set, nodev-holdio will hold all I/O errors on FCP devices that disappear
# until they come back. Default is 0, return errors with no-device-delay.
# This parameter is ignored, if scsi commands are issued in polled mode.
nodev-holdio=0;
# If set, nodev-tmo will hold all I/O errors on devices that disappear
# until the timer [0 to 255 secs] expires. Default is 30, return errors
# with no-device-delay.
nodev-tmo=40;
ࠉ
# Use no-device-delay to delay FCP RSP errors and certain check conditions.
delay-rsp-err=0;
# num-iocbs [128 to 10240] - number of iocb buffers to allocate
num-iocbs=256;
# num-bufs [64 to 4096] - number of buffers to allocate
# Buffers are needed to support Fibre channel Extended Link Services.
# Also used for SLI-2 FCP buffers, one per FCP command, and Mailbox commands.
num-bufs=128;
# topology: link topology for initializing the Fibre Channel connection.
# 0 = attempt loop mode, if it fails attempt point-to-point mode
# 2 = attempt point-to-point mode only
# 4 = attempt loop mode only
# 6 = attempt point-to-point mode, if it fails attempt loop mode
# Set point-to-point mode if you want to run as an N_Port.
# Set loop mode if you want to run as an NL_Port.
lpfc0-topology=2;
lpfc1-topology=2;
# Set a preferred ALPA for the adapter, only valid if topology is loop.
# lpfc0-assign-alpa=2; Request ALPA 2 for lpfc0
# ip-class: FC class (2 or 3) to use for the IP protocol.
ip-class=3;
For direct connections, lpfc0-scan-down=1;
For both direct connections and switch connections, add this setting.
Confirm that the value is "0". If it is not, change it to "0".
For both direct connections and switch connections, add this setting.
Confirm that the value is "40". If it is not, change it to "40".
For direct connections, lpfc0-topology=4;
For both direct connections and switch connections, add this setting.
Confirm that the value is "3". If it is not, change it to "3".
Chapter 2 Setup Procedure for Emulex Fibre Channel Cards
2.5 Required Driver Parameters
52
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