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内核: sdX: assuming drive cache: write through

Solution In Progress - Updated -

Issue

  • 引导系统时，总是输出以下信息：

    kernel: sdX: Cache data unavailable
    kernel: sdX: assuming drive cache: write through

    -or-

    kernel: sdX: Asking for cache data failed
    kernel: sdX: assuming drive cache: write through

    sdX 表示 sda、sdb 等等。

  • 这是否意味着有问题？

Environment

  • Red Hat Enterprise Linux 9
  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 5

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