A rough plan for CPUs/write-only monitoring RFC v3 and future

Updates after initial posting. 2026-01-13 update: The RFC v3 has posted to the mailing list. Below is also sent as a mail to DAMON mailing list and relevant people. I’m working [1] on extending DAMON to monitor accesses that are made by specific CPUs, and/or for writes. The aimed usages include NUMA hit/miss monitoring [2], Kernel Same page Merging scan target selection [3,4], cache aware CPU scheduling, live migration target VM selection [5], and general NUMA-aware pages migration [6]....

November 28, 2025 · 4 min · 757 words · Me