https://learn.microsoft.com/zh-cn/dotnet/api/System.Environment.WorkingSet?view=netstandard-2.0&preserve-view=true
Environment.WorkingSet Property (System) | Microsoft Learn
Gets the amount of physical memory mapped to the process context.
property systemenvironmentmicrosoftlearn
https://android.googlesource.com/kernel/common/+/56aae8ee7423204abd10d796420a6a2c61567b61/mm/workingset.c
mm/workingset.c - kernel/common - Git at Google
mmckernelgitgoogle