== sanity test 124b: lru resize (performance test) ================================================================================= 21:48:40 (1746150520)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 1313 (time 1746150532.34 total 10.00 last 131.23)
 - open/close 2331 (time 1746150542.35 total 20.01 last 101.70)
 - open/close 3409 (time 1746150552.35 total 30.02 last 107.77)
 - open/close 4670 (time 1746150562.36 total 40.02 last 126.06)
 - open/close 5769 (time 1746150572.36 total 50.02 last 109.87)
 - open/close 6876 (time 1746150582.36 total 60.03 last 110.67)
total: 8000 open/close in 68.64 seconds: 116.55 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 129 seconds
lru_size = 400
 - unlinked 0 (time 1746150724 ; total 0 ; last 0)
total: 8000 unlinks in 71 seconds: 112.676056 unlinks/second
 - open/close 1039 (time 1746150807.84 total 10.00 last 103.87)
 - open/close 2195 (time 1746150817.84 total 20.01 last 115.54)
 - open/close 3287 (time 1746150827.84 total 30.01 last 109.19)
 - open/close 4365 (time 1746150837.85 total 40.01 last 107.76)
 - open/close 5355 (time 1746150847.85 total 50.02 last 98.97)
 - open/close 6414 (time 1746150857.85 total 60.02 last 105.88)
 - open/close 7470 (time 1746150867.86 total 70.02 last 105.53)
total: 8000 open/close in 74.67 seconds: 107.14 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 49 seconds
lru_size = 8005
ls -la is 62% faster with lru resize enabled
 - unlinked 0 (time 1746150932 ; total 0 ; last 0)
total: 8000 unlinks in 46 seconds: 173.913040 unlinks/second