== sanity test 124b: lru resize (performance test) ================================================================================= 11:28:51 (1713367731)
ldlm.namespaces.lustre-MDT0000-mdc-ffff88012ab6f000.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff88012ab6f000.lru_size=400
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 3079 (time 1713367742.59 total 10.00 last 307.83)
 - open/close 5923 (time 1713367752.59 total 20.00 last 284.40)
total: 8000 open/close in 27.88 seconds: 286.91 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 45 seconds
lru_size = 400
400
 - unlinked 0 (time 1713367808 ; total 0 ; last 0)
total: 8000 unlinks in 30 seconds: 266.666656 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff88012ab6f000.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff88012ab6f000.lru_size=0
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 2498 (time 1713367850.25 total 10.00 last 249.72)
 - open/close 5403 (time 1713367860.25 total 20.00 last 290.49)
 - open/close 7990 (time 1713367870.25 total 30.01 last 258.61)
total: 8000 open/close in 30.04 seconds: 266.27 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 9 seconds
lru_size = 4052
3955
ls -la is 80% faster with lru resize enabled
 - unlinked 0 (time 1713367884 ; total 0 ; last 0)
total: 8000 unlinks in 17 seconds: 470.588226 unlinks/second