== sanity test 124b: lru resize (performance test) ================================================================================= 15:58:21 (1713297501)
ldlm.namespaces.lustre-MDT0000-mdc-ffff88012dc2f800.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff88012dc2f800.lru_size=400
striped dir -i0 -c2 -H crush2 /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 3741 (time 1713297513.29 total 10.00 last 374.03)
 - open/close 7324 (time 1713297523.29 total 20.00 last 358.27)
total: 8000 open/close in 21.70 seconds: 368.63 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 58 seconds
lru_size = 400
400
 - unlinked 0 (time 1713297584 ; total 0 ; last 0)
total: 8000 unlinks in 17 seconds: 470.588226 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff88012dc2f800.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff88012dc2f800.lru_size=0
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 3636 (time 1713297612.48 total 10.00 last 363.59)
 - open/close 6447 (time 1713297622.48 total 20.00 last 281.07)
total: 8000 open/close in 24.77 seconds: 323.02 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 10 seconds
lru_size = 4006
4001
ls -la is 82% faster with lru resize enabled
 - unlinked 0 (time 1713297641 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second