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2dbb60f789
linux/mm/damon
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SeongJae Park 2dbb60f789 mm/damon/core: implement PSI metric DAMOS quota goal 
Extend DAMOS quota goal metric with system wide memory pressure stall
time.  Specifically, the system level 'some' PSI for memory is used.  The
target value can be set in microseconds.  DAMOS measures the increased
amount of the PSI metric in last quota_reset_interval and use the ratio of
it versus the user-specified target PSI value as the score for the
auto-tuning feedback loop.

Link: https://lkml.kernel.org/r/20240219194431.159606-14-sj@kernel.org
Signed-off-by: SeongJae Park <sj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2024-02-23 17:48:28 -08:00
..
core-test.h mm/damon/core-test: test max_nr_accesses overflow caused divide-by-zero 2023-12-20 14:48:13 -08:00
core.c mm/damon/core: implement PSI metric DAMOS quota goal 2024-02-23 17:48:28 -08:00
dbgfs-test.h mm/damon: update email of SeongJae 2023-12-20 14:48:13 -08:00
dbgfs.c mm/damon/dbgfs: rename monitor_on file to monitor_on_DEPRECATED 2024-02-22 10:24:46 -08:00
Kconfig mm/damon: rename CONFIG_DAMON_DBGFS to DAMON_DBGFS_DEPRECATED 2024-02-22 10:24:45 -08:00
lru_sort.c mm/damon/lru_sort: fix quota status loss due to online tunings 2024-02-20 14:20:50 -08:00
Makefile mm/damon/modules: deduplicate init steps for DAMON context setup 2022-11-30 15:01:26 -08:00
modules-common.c mm/damon: update email of SeongJae 2023-12-20 14:48:13 -08:00
modules-common.h mm/damon/modules: deduplicate init steps for DAMON context setup 2022-11-30 15:01:26 -08:00
ops-common.c mm/damon/ops-common: avoid divide-by-zero during region hotness calculation 2023-10-25 16:47:15 -07:00
ops-common.h mm/damon/ops-common: atomically test and clear young on ptes and pmds 2023-06-09 16:25:55 -07:00
paddr.c mm/damon/core: use pseudo-moving sum for nr_accesses_bp 2023-10-04 10:32:30 -07:00
reclaim.c mm/damon/reclaim: fix quota stauts loss due to online tunings 2024-02-20 14:20:50 -08:00
sysfs-common.c mm/damon/sysfs: make kobj_type structures constant 2023-02-09 16:51:45 -08:00
sysfs-common.h mm/damon/sysfs: use only quota->goals 2024-02-23 17:48:27 -08:00
sysfs-schemes.c mm/damon/core: support multiple metrics for quota goal 2024-02-23 17:48:28 -08:00
sysfs-test.h mm/damon/sysfs-test: add a unit test for damon_sysfs_set_targets() 2023-10-25 16:47:15 -07:00
sysfs.c mm/damon/sysfs: use only quota->goals 2024-02-23 17:48:27 -08:00
vaddr-test.h mm/damon: update email of SeongJae 2023-12-20 14:48:13 -08:00
vaddr.c mm/damon/vaddr: change asm-generic/mman-common.h to linux/mman.h 2023-12-29 11:58:57 -08:00