== sanity test 124b: lru resize (performance test) ================================================================================= 05:42:32 (1713433352)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800a9874800.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800a9874800.lru_size=400
striped dir -i0 -c2 -H crush2 /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 3256 (time 1713433363.52 total 10.00 last 325.57)
 - open/close 6479 (time 1713433373.52 total 20.00 last 322.24)
total: 8000 open/close in 24.75 seconds: 323.21 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 55 seconds
lru_size = 400
400
 - unlinked 0 (time 1713433436 ; total 0 ; last 0)
total: 8000 unlinks in 23 seconds: 347.826080 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800a9874800.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800a9874800.lru_size=0
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 4150 (time 1713433470.61 total 10.00 last 414.98)
 - open/close 7190 (time 1713433480.61 total 20.00 last 303.99)
total: 8000 open/close in 22.88 seconds: 349.68 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 11 seconds
lru_size = 4006
4001
ls -la is 80% faster with lru resize enabled
 - unlinked 0 (time 1713433497 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second