== sanity test 124b: lru resize (performance test) ================================================================================= 03:44:24 (1789026264)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 813 (time 1789026279.19 total 10.01 last 81.24)
 - open/close 1627 (time 1789026289.20 total 20.01 last 81.36)
 - open/close 2448 (time 1789026299.21 total 30.02 last 82.01)
 - open/close 3098 (time 1789026309.21 total 40.02 last 64.99)
 - open/close 3944 (time 1789026319.22 total 50.04 last 84.47)
 - open/close 4756 (time 1789026329.23 total 60.05 last 81.13)
 - open/close 5566 (time 1789026339.23 total 70.05 last 81.00)
 - open/close 6227 (time 1789026349.24 total 80.06 last 66.05)
 - open/close 6805 (time 1789026359.24 total 90.06 last 57.78)
 - open/close 7412 (time 1789026369.25 total 100.06 last 60.69)
total: 8000 open/close in 107.36 seconds: 74.52 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 148 seconds
lru_size = 400
 - unlinked 0 (time 1789026533 ; total 0 ; last 0)
total: 8000 unlinks in 90 seconds: 88.888885 unlinks/second
 - open/close 866 (time 1789026637.32 total 10.00 last 86.57)
 - open/close 1712 (time 1789026647.33 total 20.01 last 84.55)
 - open/close 2502 (time 1789026657.36 total 30.04 last 78.72)
 - open/close 3290 (time 1789026667.36 total 40.05 last 78.80)
 - open/close 4128 (time 1789026677.37 total 50.05 last 83.78)
 - open/close 4999 (time 1789026687.37 total 60.05 last 87.07)
 - open/close 5832 (time 1789026697.38 total 70.06 last 83.22)
 - open/close 6682 (time 1789026707.39 total 80.07 last 84.94)
 - open/close 7501 (time 1789026717.39 total 90.07 last 81.85)
total: 8000 open/close in 95.69 seconds: 83.61 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 79 seconds
lru_size = 8005
ls -la is 46% faster with lru resize enabled
 - unlinked 0 (time 1789026822 ; total 0 ; last 0)
total: 8000 unlinks in 63 seconds: 126.984123 unlinks/second