== sanity test 124b: lru resize (performance test) ================================================================================= 11:30:21 (1786721421)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 619 (time 1786721436.73 total 10.00 last 61.88)
 - open/close 1209 (time 1786721446.75 total 20.02 last 58.89)
 - open/close 1819 (time 1786721456.76 total 30.03 last 60.95)
 - open/close 2434 (time 1786721466.77 total 40.04 last 61.44)
 - open/close 3074 (time 1786721476.78 total 50.05 last 63.95)
 - open/close 3673 (time 1786721486.78 total 60.05 last 59.87)
 - open/close 4281 (time 1786721496.80 total 70.07 last 60.71)
 - open/close 4897 (time 1786721506.82 total 80.09 last 61.48)
 - open/close 5498 (time 1786721516.83 total 90.10 last 60.03)
 - open/close 6092 (time 1786721526.85 total 100.12 last 59.28)
 - open/close 6736 (time 1786721536.87 total 110.14 last 64.27)
 - open/close 7370 (time 1786721546.87 total 120.14 last 63.37)
 - open/close 7995 (time 1786721556.88 total 130.14 last 62.49)
total: 8000 open/close in 130.20 seconds: 61.44 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 173 seconds
lru_size = 400
 - unlinked 0 (time 1786721740 ; total 0 ; last 0)
total: 8000 unlinks in 118 seconds: 67.796608 unlinks/second
 - open/close 729 (time 1786721873.10 total 10.00 last 72.87)
 - open/close 1509 (time 1786721883.13 total 20.03 last 77.79)
 - open/close 2307 (time 1786721893.14 total 30.05 last 79.68)
 - open/close 3062 (time 1786721903.16 total 40.07 last 75.33)
 - open/close 3633 (time 1786721913.17 total 50.08 last 57.05)
 - open/close 4214 (time 1786721923.18 total 60.08 last 58.07)
 - open/close 4870 (time 1786721933.18 total 70.09 last 65.57)
 - open/close 5576 (time 1786721943.19 total 80.10 last 70.53)
 - open/close 6129 (time 1786721953.20 total 90.10 last 55.28)
 - open/close 6740 (time 1786721963.20 total 100.11 last 61.05)
 - open/close 7349 (time 1786721973.21 total 110.11 last 60.89)
total: 8000 open/close in 119.34 seconds: 67.04 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 101 seconds
lru_size = 8005
ls -la is 41% faster with lru resize enabled
 - unlinked 0 (time 1786722104 ; total 0 ; last 0)
total: 8000 unlinks in 67 seconds: 119.402985 unlinks/second