== sanity test 124b: lru resize (performance test) ================================================================================= 22:13:25 (1782872005)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2576 (time 1782872017.21 total 10.00 last 257.53)
 - open/close 4647 (time 1782872027.22 total 20.01 last 206.96)
 - open/close 6040 (time 1782872037.22 total 30.01 last 139.26)
total: 8000 open/close in 36.24 seconds: 220.75 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 74 seconds
lru_size = 400
 - unlinked 0 (time 1782872120 ; total 0 ; last 0)
total: 8000 unlinks in 16 seconds: 500.000000 unlinks/second
 - open/close 2982 (time 1782872149.17 total 10.00 last 298.20)
 - open/close 5965 (time 1782872159.17 total 20.00 last 298.21)
total: 8000 open/close in 26.77 seconds: 298.88 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 43 seconds
lru_size = 8005
ls -la is 41% faster with lru resize enabled
 - unlinked 0 (time 1782872216 ; total 0 ; last 0)
total: 8000 unlinks in 14 seconds: 571.428589 unlinks/second