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케이블이 연결되어 있지 않은데도 네트워크 인터페이스가 플래핑하는 이유는 무엇입니까?

Solution In Progress - Updated -

Issue

  • 케이블이 연결되지 않은 경우에도 네트워크 인터페이스가 플래핑합니다.
  • ixgbe 드라이버는 케이블이 NIC 포트에 연결되어 있지 않은 경우에도 링크 Up/Down 에 대한 잘못된 메시지를 기록합니다.
kernel: ixgbe 0000:0b:00.1 ens2f1: NIC Link is Up 10 Gbps, Flow Control: RX/TX
kernel: ixgbe 0000:0b:00.1 ens2f1: NIC Link is Down
NetworkManager[3407]: <info>  [1572107185.6803] device (ens2f1): carrier: link connected
kernel: ixgbe 0000:0b:00.1 ens2f1: NIC Link is Up 10 Gbps, Flow Control: RX/TX
kernel: ixgbe 0000:0b:00.1 ens2f1: NIC Link is Down
NetworkManager[3407]: <info>  [1572194396.2855] device (ens2f1): carrier: link connected
kernel: ixgbe 0000:0b:00.1 ens2f1: NIC Link is Up 10 Gbps, Flow Control: RX/TX
kernel: ixgbe 0000:0b:00.1 ens2f1: NIC Link is Down

Environment

  • Red Hat Enterprise Linux 7
  • ixgbe 드라이버

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