Proactive compaction for the kernel

Posted Apr 21, 2020 17:17 UTC (Tue) by josh (subscriber, #17465)
Parent article: Proactive compaction for the kernel

To what extent could the kernel attempt to keep its unmovable pages together, and separate from movable allocations?

Segregating movable pages

Posted Apr 21, 2020 17:59 UTC (Tue) by corbet (editor, #1) [Link]

The kernel already does that, it's what ZONE_MOVABLE is for. Of course, sometimes things that were thought to be movable (or short-lived, which is almost the same thing) turn out not to be...