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当仍有大量需要重新声明的页缓存时,过早地发生了内存交换操作

Solution In Progress - Updated -

Issue

  • 在带有 cgroups v1 的系统中,/proc/sys/vm/swappiness 中指定的系统范围内的 swappiness 值对于系统的内存交换特性没有作用(或仅有极小的作用)。此问题可能会导致意外的、不一致的内存交换行为。

Environment

  • Red Hat Enterprise Linux 8
  • 启用了 cgroups v1 的 Red Hat Enterprise Linux 9

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