FM / stats

/sys/kernel/mm/transparent_hugepage/hugepages-16kB/stats

Name	Size	Mode	Actions
anon_fault_alloc	4096	0444	edit dl rm
anon_fault_fallback	4096	0444	edit dl rm
anon_fault_fallback_charge	4096	0444	edit dl rm
nr_anon	4096	0444	edit dl rm
nr_anon_partially_mapped	4096	0444	edit dl rm
shmem_alloc	4096	0444	edit dl rm
shmem_fallback	4096	0444	edit dl rm
shmem_fallback_charge	4096	0444	edit dl rm
split	4096	0444	edit dl rm
split_deferred	4096	0444	edit dl rm
split_failed	4096	0444	edit dl rm
swpin	4096	0444	edit dl rm
swpin_fallback	4096	0444	edit dl rm
swpin_fallback_charge	4096	0444	edit dl rm
swpout	4096	0444	edit dl rm
swpout_fallback	4096	0444	edit dl rm
zswpout	4096	0444	edit dl rm

Edit: /sys/kernel/mm/transparent_hugepage/hugepages-16kB/stats/swpout_fallback (4096B)