== sanity test 124b: lru resize (performance test) ================================================================================= 16:01:50 (1790107310)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 779 (time 1790107324.32 total 10.00 last 77.88)
 - open/close 1593 (time 1790107334.33 total 20.02 last 81.30)
 - open/close 2444 (time 1790107344.34 total 30.02 last 85.05)
 - open/close 3218 (time 1790107354.34 total 40.03 last 77.36)
 - open/close 4058 (time 1790107364.35 total 50.04 last 83.91)
 - open/close 4799 (time 1790107374.36 total 60.05 last 74.03)
 - open/close 5617 (time 1790107384.37 total 70.06 last 81.72)
 - open/close 6478 (time 1790107394.38 total 80.06 last 86.06)
 - open/close 7327 (time 1790107404.38 total 90.07 last 84.86)
 - open/close 7992 (time 1790107414.39 total 100.08 last 66.42)
total: 8000 open/close in 100.20 seconds: 79.84 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 123 seconds
lru_size = 400
 - unlinked 0 (time 1790107550 ; total 0 ; last 0)
total: 8000 unlinks in 117 seconds: 68.376068 unlinks/second
 - open/close 747 (time 1790107683.02 total 10.02 last 74.54)
 - open/close 1433 (time 1790107693.02 total 20.03 last 68.57)
 - open/close 2154 (time 1790107703.04 total 30.05 last 71.96)
 - open/close 2817 (time 1790107713.06 total 40.06 last 66.19)
 - open/close 3428 (time 1790107723.06 total 50.07 last 61.08)
 - open/close 4013 (time 1790107733.10 total 60.10 last 58.30)
 - open/close 4705 (time 1790107743.10 total 70.11 last 69.15)
 - open/close 5396 (time 1790107753.11 total 80.11 last 69.05)
 - open/close 6088 (time 1790107763.12 total 90.12 last 69.16)
 - open/close 6767 (time 1790107773.12 total 100.12 last 67.87)
 - open/close 7433 (time 1790107783.15 total 110.15 last 66.44)
total: 8000 open/close in 118.82 seconds: 67.33 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 96 seconds
lru_size = 8005
ls -la is 21% faster with lru resize enabled
 - unlinked 0 (time 1790107913 ; total 0 ; last 0)
total: 8000 unlinks in 80 seconds: 100.000000 unlinks/second