Checking the bnx2 driver defaults – Allied Telesis AT-2973T (NetExtreme II) User Manual

Page 63

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AT-2973SX and AT-2973T NetExtreme II Family Adapters Installation and User’s Guide

63

session recoveries induced by some older targets when iSCSI NOP-OUT
and iSCSI CMD pdus are intermixed. Newer iSCSI target systems are
immune to this condition and this parameter is turned ON for quite some
time.

Defaults: 1

Values: Binary parameter, 0/1

The parameters can also be set in the modprobe.conf command. See the
man page for more information.

Checking the

bnx2 Driver

Defaults

The bnx2 driver defaults to the following settings:

Speed: Autonegotiation with all speeds advertised

Flow Control: Autonegotiation with RX and TX advertised

MTU: 1500 (range is 46–9000)

RX Ring Size: 255 (range is 0–4080)

RX Jumbo Ring Size: 0 (range 0–16320) adjusted by the driver based on
MTU and RX Ring Size

TX Ring Size: 255 (range is (MAX_SKB_FRAGS+1)–255).
MAX_SKB_FRAGS varies on different kernels and different architectures.
On a 2.6 kernel for x86, MAX_SKB_FRAGS is 18.

Coalesce RX Microseconds: 18 (range is 0–1023)

Coalesce RX Microseconds IRQ: 18 (range is 0–1023)

Coalesce RX Frames: 6 (range is 0–255)

Coalesce RX Frames IRQ: 6 (range is 0–255)

Coalesce TX Microseconds: 80 (range is 0–1023)

Coalesce TX Microseconds IRQ: 80 (range is 0–1023)

Coalesce TX Frames: 20 (range is 0–255)

Coalesce TX Frames IRQ: 20 (range is 0–255)

Coalesce Statistics Microseconds: 999936 (approximately 1 second)
(range is 0–16776960 in increments of 256)

MSI: Enabled (if supported by the 2.6 kernel and the interrupt test passes)

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