== sanity test 124b: lru resize (performance test) ================================================================================= 11:06:17 (1787324777)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 766 (time 1787324791.26 total 10.00 last 76.56)
 - open/close 1533 (time 1787324801.27 total 20.01 last 76.65)
 - open/close 2229 (time 1787324811.28 total 30.02 last 69.54)
 - open/close 2905 (time 1787324821.28 total 40.02 last 67.57)
 - open/close 3630 (time 1787324831.29 total 50.03 last 72.44)
 - open/close 4320 (time 1787324841.29 total 60.03 last 68.98)
 - open/close 5045 (time 1787324851.31 total 70.05 last 72.39)
 - open/close 5698 (time 1787324861.31 total 80.05 last 65.30)
 - open/close 6405 (time 1787324871.31 total 90.05 last 70.69)
 - open/close 7116 (time 1787324881.32 total 100.06 last 71.04)
 - open/close 7811 (time 1787324891.35 total 110.10 last 69.24)
total: 8000 open/close in 112.69 seconds: 70.99 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 181 seconds
lru_size = 400
 - unlinked 0 (time 1787325085 ; total 0 ; last 0)
total: 8000 unlinks in 126 seconds: 63.492062 unlinks/second
 - open/close 656 (time 1787325227.41 total 10.01 last 65.53)
 - open/close 1349 (time 1787325237.42 total 20.02 last 69.24)
 - open/close 2051 (time 1787325247.46 total 30.05 last 69.96)
 - open/close 2773 (time 1787325257.48 total 40.08 last 72.03)
 - open/close 3495 (time 1787325267.49 total 50.09 last 72.14)
 - open/close 4229 (time 1787325277.50 total 60.09 last 73.35)
 - open/close 4960 (time 1787325287.51 total 70.11 last 73.00)
 - open/close 5728 (time 1787325297.52 total 80.11 last 76.77)
 - open/close 6433 (time 1787325307.53 total 90.13 last 70.41)
 - open/close 7152 (time 1787325317.55 total 100.15 last 71.73)
 - open/close 7845 (time 1787325327.56 total 110.16 last 69.23)
total: 8000 open/close in 112.29 seconds: 71.24 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 97 seconds
lru_size = 8005
ls -la is 46% faster with lru resize enabled
 - unlinked 0 (time 1787325451 ; total 1 ; last 1)
total: 8000 unlinks in 80 seconds: 100.000000 unlinks/second