System rebooted after a series of NIC errors.

Solution Verified - Updated -

Issue

  • System rebooted after a series of following errors:
Apr 19 13:37:09 example kernel: tg3 0000:02:02.0: eth0: Link is up at 100 Mbps, full duplex
Apr 19 13:37:09 example kernel: tg3 0000:02:02.0: eth0: Flow control is off for TX and off for RX
Apr 19 13:37:10 example kernel: tg3 0000:02:02.0: eth0: Link is down
Apr 19 13:37:31 example kernel: tg3 0000:02:02.0: eth0: Link is up at 100 Mbps, full duplex
Apr 19 13:37:31 example kernel: tg3 0000:02:02.0: eth0: Flow control is off for TX and off for RX
Apr 19 13:37:32 example kernel: tg3 0000:02:02.0: eth0: Link is down

Environment

  • Red Hat Enterprise Linux 5
  • kernel-2.6.18-308.8.2.el5

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