== sanity test 124b: lru resize (performance test) ================================================================================= 22:05:00 (1777428300)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2426 (time 1777428312.64 total 10.00 last 242.55)
 - open/close 4976 (time 1777428322.66 total 20.02 last 254.64)
 - open/close 5758 (time 1777428332.66 total 30.02 last 78.14)
 - open/close 7020 (time 1777428342.67 total 40.03 last 126.15)
total: 8000 open/close in 44.57 seconds: 179.51 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 116 seconds
lru_size = 400
 - unlinked 0 (time 1777428467 ; total 0 ; last 0)
total: 8000 unlinks in 21 seconds: 380.952393 unlinks/second
 - open/close 2487 (time 1777428500.12 total 10.00 last 248.67)
 - open/close 5240 (time 1777428510.12 total 20.00 last 275.29)
total: 8000 open/close in 29.89 seconds: 267.68 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 71 seconds
lru_size = 8005
ls -la is 38% faster with lru resize enabled
 - unlinked 0 (time 1777428601 ; total 0 ; last 0)
total: 8000 unlinks in 22 seconds: 363.636353 unlinks/second