== sanity test 124b: lru resize (performance test) ================================================================================= 09:54:27 (1721224467)
ldlm.namespaces.lustre-MDT0000-mdc-ffff880076406000.lru_size=400
 - open/close 2359 (time 1721224478.65 total 10.00 last 235.83)
 - open/close 4653 (time 1721224488.65 total 20.00 last 229.37)
 - open/close 6924 (time 1721224498.66 total 30.01 last 227.05)
total: 8000 open/close in 34.74 seconds: 230.27 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 6 seconds
lru_size = 400
 - unlinked 0 (time 1721224511 ; total 0 ; last 0)
total: 8000 unlinks in 30 seconds: 266.666656 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff880076406000.lru_size=0
 - open/close 2361 (time 1721224552.43 total 10.00 last 236.07)
 - open/close 4652 (time 1721224562.43 total 20.00 last 229.03)
 - open/close 6853 (time 1721224572.44 total 30.01 last 220.00)
total: 8000 open/close in 35.23 seconds: 227.06 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 5 seconds
lru_size = 8005
ls -la is 16% faster with lru resize enabled
 - unlinked 0 (time 1721224586 ; total 0 ; last 0)
total: 8000 unlinks in 17 seconds: 470.588226 unlinks/second