Sometimes server will report below errors in message<br />
<br />
Nov 24 20:56:39 doota-nx02 kernel: NETDEV WATCHDOG: eth1: transmit timed out<br />
Nov 24 20:56:39 doota-nx02 kernel: igb: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX"<br />
needs to force reboot or reload driver can fix the issue <br />
we suppose maybe kernel or driver issue ,but the driver is the latest in intel and there is no known issue relate this driver<br />
<br />
filename: /lib/modules/2.6.18-348.16.1.el5/kernel/drivers/net/igb/igb.ko<br />
version: 5.0.6<br />
license: GPL<br />
description: Intel(R) Gigabit Ethernet Network Driver<br />
author: Intel Corporation, <<a href="mailto:e1000-devel@lists.sourceforge.net">e1000-devel@lists.sourceforge.net</a>><br />
srcversion: 7D5C0C9D2D9DF9F98067FA5<br />
alias: pci:v00008086d000010D6sv*sd*bc*sc*i*<br />
alias: pci:v00008086d000010A9sv*sd*bc*sc*i*<br />
alias: pci:v00008086d000010A7sv*sd*bc*sc*i*<br />
alias: pci:v00008086d000010E8sv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001526sv*sd*bc*sc*i*<br />
alias: pci:v00008086d0000150Dsv*sd*bc*sc*i*<br />
alias: pci:v00008086d000010E7sv*sd*bc*sc*i*<br />
alias: pci:v00008086d000010E6sv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001518sv*sd*bc*sc*i*<br />
alias: pci:v00008086d0000150Asv*sd*bc*sc*i*<br />
alias: pci:v00008086d000010C9sv*sd*bc*sc*i*<br />
alias: pci:v00008086d00000440sv*sd*bc*sc*i*<br />
alias: pci:v00008086d0000043Csv*sd*bc*sc*i*<br />
alias: pci:v00008086d0000043Asv*sd*bc*sc*i*<br />
alias: pci:v00008086d00000438sv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001516sv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001511sv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001510sv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001527sv*sd*bc*sc*i*<br />
alias: pci:v00008086d0000150Fsv*sd*bc*sc*i*<br />
alias: pci:v00008086d0000150Esv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001524sv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001523sv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001522sv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001521sv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001539sv*sd*bc*sc*i*<br />
alias: pci:v00008086d0000157Csv*sd*bc*sc*i*<br />
alias: pci:v00008086d0000157Bsv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001538sv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001537sv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001536sv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001533sv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001F45sv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001F41sv*sd*bc*sc*i*<br />
alias: pci:v00008086d00001F40sv*sd*bc*sc*i*<br />
depends: i2c-core,dca,i2c-algo-bit,8021q<br />
vermagic: 2.6.18-348.16.1.el5 SMP mod_unload gcc-4.1<br />
parm: InterruptThrottleRate:Maximum interrupts per second, per vector, (max 100000), default 3=adaptive (array of int)<br />
parm: IntMode:Change Interrupt Mode (0=Legacy, 1=MSI, 2=MSI-X), default 2 (array of int)<br />
parm: Node:set the starting node to allocate memory on, default -1 (array of int)<br />
parm: LLIPort:Low Latency Interrupt TCP Port (0-65535), default 0=off (array of int)<br />
parm: LLIPush:Low Latency Interrupt on TCP Push flag (0,1), default 0=off (array of int)<br />
parm: LLISize:Low Latency Interrupt on Packet Size (0-1500), default 0=off (array of int)<br />
parm: RSS:Number of Receive-Side Scaling Descriptor Queues (0-8), default 1, 0=number of cpus (array of int)<br />
parm: VMDQ:Number of Virtual Machine Device Queues: 0-1 = disable, 2-8 enable, default 0 (array of int)<br />
parm: max_vfs:Number of Virtual Functions: 0 = disable, 1-7 enable, default 0 (array of int)<br />
parm: MDD:Malicious Driver Detection (0/1), default 1 = enabled. Only available when max_vfs is greater than 0 (array of int)<br />
parm: QueuePairs:Enable Tx/Rx queue pairs for interrupt handling (0,1), default 1=on (array of int)<br />
parm: EEE:Enable/disable on parts that support the feature (array of int)<br />
parm: DMAC:Disable or set latency for DMA Coalescing ((0=off, 1000-10000(msec), 250, 500 (usec)) (array of int)<br />
parm: LRO:Large Receive Offload (0,1), default 0=off (array of int)<br />
parm: debug:Debug level (0=none, ..., 16=all) (int)
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