Dell Brocade 825, Installation And Reference Manual

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Brocade Adapters Installation and Reference Manual 207
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Storage driver-level parameters
A
Managing Linux driver configuration
Either the driver configuration parameter values can be loaded with the driver or can be set in
/etc/modprobe.conf before loading the driver. Display current driver configuration settings using
the following command.
cat /sys/module/bfa/parameters/<parameter>
Examples
Following are examples to set the LUN queue depth:
•
Load driver with the parameter value.
modprobe bfa_lun_queue_depth=40
•
Add the following entry in /etc/modprobe.conf, then load the driver.
bfa options lun_queue_depth=40
Examples
Following are examples to disable IOC auto-recovery:
•
Load driver with the parameter value.
modprobe bna bnad_ioc_auto_recover=0
•
Add the following entry in /etc/modprobe.conf, then load the driver.
bfa options ioc_auto_recover=0
Following are examples for disabling FDMI:
•
Load driver with the parameter value.
modprobe bfa__fdmi_enable=0
•
Add the following entry in /etc/modprobe.conf, then load the driver.
bfa options fdmi_enable=0
Managing VMware driver configuration
To set a configuration parameter use the following steps.
1. Enter the following command.
esxcfg-module -s 'param_name=param_value' bfa
2. When you have set all desired parameters, reboot the system.
os_patch NULL OS patch level.
reqq_size 256 Number of elements in each request queue (used for driver-to-
firmware communication).
rport_del_timeout 30 (seconds) Delay (in seconds), after which an offline remote port will be
deleted.
rspq_size 64 Number of elements in each request queue (used for firmware-to-
driver communication).
TABLE 34 Linux and VMware driver configuration parameters
Parameter Default Value Notes