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如何在 Red Hat Enterprise Linux 中设置 sysctl 变量

Solution In Progress - Updated -

Issue

  • 如何在 Red Hat Enterprise Linux 上永久设置 sysctl 变量？
  • 如何在 RHEL 中即时设置 sysctl 内核参数？
  • 如何将 sysctl 参数设置回默认值？

Environment

  • Red Hat Enterprise Linux (RHEL) 4, 5, 6, 7, 8, 9

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