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LACP ボンディングのリンクの 1 つが 'churned' と表示され、LACPDU を送信しない

Solution Verified - Updated -

Issue

再起動時に、LACP/モード 4 ボンディングの 1 つの NIC が想定どおりに表示されません。
/proc/net/bonding/bond0 の出力で、1 つのインターフェイスが 'churned' と記載されます。
また、1 つのリンクの 'system MAC address' は 00:00:00:00:00:00 と表示されます。

Slave Interface: ens3
MII Status: up
Speed: 10000 Mbps
Duplex: full
Link Failure Count: 0
Permanent HW addr: 00:00:00:00:00:CC
Slave queue ID: 0
Aggregator ID: 1
Actor Churn State: churned
Partner Churn State: churned
Actor Churned Count: 1
Partner Churned Count: 1
details actor lacp pdu:
    system priority: 65535
    system mac address: 00:00:00:00:00:cc
    port key: 0
    port priority: 255
    port number: 1
    port state: 69
details partner lacp pdu:
    system priority: 65535
    system mac address: 00:00:00:00:00:00
    oper key: 1
    port priority: 255
    port number: 1
    port state: 1

Environment

  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 7
  • ボンディングカーネルモジュール

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