Dell Brocade 825 Brocade Adapters Installation and Reference Manual - Page 235
Managing Linux driver configuration, TABLE 34 - queue depth
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Storage driver-level parameters A TABLE 34 Linux and VMware driver configuration parameters Parameter Default Value Notes os_patch reqq_size rport_del_timeout rspq_size NULL 256 30 (seconds) 64 OS patch level. Number of elements in each request queue (used for driver-tofirmware communication). Delay (in seconds), after which an offline remote port will be deleted. Number of elements in each request queue (used for firmware-todriver communication). 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/ 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. Brocade Adapters Installation and Reference Manual 207 53-1002144-01