It's memory that the kernel cannot use to cache other applications' files.
This isn't true for OS like Windows where the kernel is informed that the memory is discardable and it can prioritize discarding that memory as necessary. It's a shame that Linux doesn't have something similar.
alt Hacker News
This isn't true for OS like Windows where the kernel is informed that the memory is discardable and it can prioritize discarding that memory as necessary. It's a shame that Linux doesn't have something similar.