6–VMware Driver Software
Networking Support
53
83840-546-00 D
Unloading and Removing Driver
To unload the driver, type the following:
vmkload_mod -u bnx2x
Driver Messages
The following are the most common sample messages that may be logged in the
file
/var/log/messages
. Use
dmesg -n <level>
to control the level at which
messages will appear on the console. Most systems are set to level 6 by default.
To see all messages, set the level higher.
Driver Sign On
QLogic 8400/3400 Series 10Gigabit Ethernet Driver
bnx2x 0.40.15 ($DateTime: 2007/11/22 05:32:40 $)
NIC Detected
eth0: QLogic 8400/3400 Series XGb (A1)
PCI-E x8 2.5GHz found at mem e8800000, IRQ 16, node addr
001018360012
MSI-X Enabled Successfully
bnx2x: eth0: using MSI-X
Link Up and Speed Indication
bnx2x: eth0 NIC Link is Up, 10000 Mbps full duplex, receive &
transmit flow control ON
Link Down Indication
bnx2x: eth0 NIC Link is Down
Memory Limitation
If you see messages in the log file that look like the following, then the ESXi host
is severely strained. To relieve this, disable NetQueue.
Dec 2 18:24:20 ESX4 vmkernel: 0:00:00:32.342 cpu2:4142)WARNING:
Heap: 1435: Heap bnx2x already at its maximumSize. Cannot expand.
Dec 2 18:24:20 ESX4 vmkernel: 0:00:00:32.342 cpu2:4142)WARNING:
Heap: 1645: Heap_Align(bnx2x, 4096/4096 bytes, 4096 align) failed.
caller: 0x41800187d654
Dec 2 18:24:20 ESX4 vmkernel: 0:00:00:32.342 cpu2:4142)WARNING:
vmklinux26: alloc_pages: Out of memory
Disable NetQueue by manually loading the bnx2x vmkernel module with the
command.
vmkload_mod bnx2x multi_mode=0
Summary of Contents for 8400 Series
Page 390: ......
