== sanity test 124b: lru resize (performance test) ================================================================================= 15:15:08 (1715454908)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800aa855000.lru_size=400
 - open/close 2343 (time 1715454919.47 total 10.00 last 234.22)
 - open/close 4610 (time 1715454929.47 total 20.00 last 226.69)
 - open/close 6937 (time 1715454939.47 total 30.01 last 232.62)
total: 8000 open/close in 34.62 seconds: 231.09 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 21 seconds
lru_size = 400
 - unlinked 0 (time 1715454967 ; total 0 ; last 0)
total: 8000 unlinks in 30 seconds: 266.666656 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800aa855000.lru_size=0
 - open/close 2463 (time 1715455008.35 total 10.00 last 246.29)
 - open/close 4825 (time 1715455018.35 total 20.00 last 236.15)
 - open/close 7138 (time 1715455028.35 total 30.00 last 231.28)
total: 8000 open/close in 33.58 seconds: 238.23 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 76% faster with lru resize enabled
 - unlinked 0 (time 1715455041 ; total 0 ; last 0)
total: 8000 unlinks in 17 seconds: 470.588226 unlinks/second