Managing linux driver configuration, Managing vmware driver configuration – Dell Brocade Adapters User Manual

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Brocade Adapters Installation and Reference Manual

207

53-1002144-01

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

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