Why after reboot the network card on a server went missing or remain undetected ?
Issue
- Server was power cycle, after booting 1 quad-port card was missing.
# grep -i ethernet lspci
04:00.0 Ethernet controller: Broadcom Corporation NetXtreme II BCM5709 Gigabit Ethernet (rev 20)
04:00.1 Ethernet controller: Broadcom Corporation NetXtreme II BCM5709 Gigabit Ethernet (rev 20)
0e:00.0 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
0e:00.1 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
0e:00.2 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
0e:00.3 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
95:00.0 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
95:00.1 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
95:00.2 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
95:00.3 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
- When booted again, the card was detected properly.
# grep -i ethernet lspci
04:00.0 Ethernet controller: Broadcom Corporation NetXtreme II BCM5709 Gigabit Ethernet (rev 20)
04:00.1 Ethernet controller: Broadcom Corporation NetXtreme II BCM5709 Gigabit Ethernet (rev 20)
0e:00.0 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
0e:00.1 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
0e:00.2 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
0e:00.3 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
90:00.0 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
90:00.1 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
90:00.2 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
90:00.3 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
95:00.0 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
95:00.1 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
95:00.2 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
95:00.3 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
Environment
- Red Hat Enterprise Linux 6
- Intel Corporation 82580 Gigabit Network cards.
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