== sanity test 124b: lru resize (performance test) ================================================================================= 18:40:11 (1736984411)
ldlm.namespaces.lustre-MDT0000-mdc-ffff880085369800.lru_size=400
 - open/close 1535 (time 1736984423.59 total 10.00 last 153.43)
 - open/close 3300 (time 1736984433.60 total 20.01 last 176.44)
 - open/close 4758 (time 1736984443.60 total 30.01 last 145.80)
 - open/close 6104 (time 1736984453.60 total 40.01 last 134.56)
 - open/close 7536 (time 1736984463.61 total 50.02 last 143.14)
total: 8000 open/close in 53.08 seconds: 150.71 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 74 seconds
lru_size = 400
 - unlinked 0 (time 1736984544 ; total 0 ; last 0)
total: 8000 unlinks in 47 seconds: 170.212769 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff880085369800.lru_size=0
 - open/close 1957 (time 1736984603.03 total 10.00 last 195.67)
 - open/close 4175 (time 1736984613.04 total 20.01 last 221.71)
 - open/close 6409 (time 1736984623.04 total 30.01 last 223.33)
total: 8000 open/close in 37.30 seconds: 214.46 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 12 seconds
lru_size = 8005
ls -la is 83% faster with lru resize enabled
 - unlinked 0 (time 1736984645 ; total 0 ; last 0)
total: 8000 unlinks in 23 seconds: 347.826080 unlinks/second