== sanity test 124b: lru resize (performance test) ================================================================================= 21:10:48 (1746148248)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 1396 (time 1746148260.89 total 10.01 last 139.48)
 - open/close 2704 (time 1746148270.90 total 20.01 last 130.78)
 - open/close 4279 (time 1746148280.90 total 30.01 last 157.49)
 - open/close 5878 (time 1746148290.90 total 40.01 last 159.87)
 - open/close 7487 (time 1746148300.90 total 50.01 last 160.89)
total: 8000 open/close in 53.42 seconds: 149.74 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 135 seconds
lru_size = 400
 - unlinked 0 (time 1746148443 ; total 0 ; last 0)
total: 8000 unlinks in 55 seconds: 145.454544 unlinks/second
 - open/close 1499 (time 1746148510.27 total 10.01 last 149.76)
 - open/close 2997 (time 1746148520.27 total 20.01 last 149.79)
 - open/close 4366 (time 1746148530.28 total 30.01 last 136.85)
 - open/close 5759 (time 1746148540.28 total 40.01 last 139.30)
 - open/close 7299 (time 1746148550.28 total 50.02 last 153.92)
total: 8000 open/close in 54.32 seconds: 147.27 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 29 seconds
lru_size = 8005
ls -la is 78% faster with lru resize enabled
 - unlinked 0 (time 1746148591 ; total 0 ; last 0)
total: 8000 unlinks in 34 seconds: 235.294113 unlinks/second