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ixgbe 驱动程序报告一个网络接口 "Detected Tx Unit Hang",网络无法连接

Solution In Progress - Updated -

Issue

  • ixgbe 模块报告 Detected Tx unit Hang,网络可能无法连接。绑定(bonds)或团队(teams)可能会发生故障转移:

    [ 8990.767984] ixgbe 0000:05:00.1 ens2f1: Detected Tx Unit Hang
      Tx Queue             <19>
      TDH, TDT             <0>, <4>
      next_to_use          <4>
      next_to_clean        <0>
    tx_buffer_info[next_to_clean]
      time_stamp           <100847a81>
      jiffies              <100848604>
    [ 8990.769934] ixgbe 0000:05:00.1 ens2f1: tx hang 1 detected on queue 19, resetting adapter
    [ 8990.769937] ixgbe 0000:05:00.1 ens2f1: initiating reset due to tx timeout
    [ 8990.769954] ixgbe 0000:05:00.1 ens2f1: Reset adapter
    [ 8990.886811] bonding: bond2: link status definitely down for interface ens2f1, disabling it
    [ 8996.011059] ixgbe 0000:05:00.0 ens2f0: Detected Tx Unit Hang
      Tx Queue             <19>
      TDH, TDT             <0>, <2>
      next_to_use          <2>
      next_to_clean        <0>
    tx_buffer_info[next_to_clean]
      time_stamp           <100848fe9>
      jiffies              <100849a7c>
    [ 8996.013148] ixgbe 0000:05:00.0 ens2f0: tx hang 1 detected on queue 19, resetting adapter
    [ 8996.013150] ixgbe 0000:05:00.0 ens2f0: initiating reset due to tx timeout
    [ 8996.013654] ixgbe 0000:05:00.0 ens2f0: Reset adapter
    [ 8996.089928] bonding: bond2: link status definitely down for interface ens2f0, disabling it
    

Environment

  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 7
  • ixgbe 模块

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