== sanity test 124b: lru resize (performance test) ================================================================================= 22:29:36 (1786760976)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 726 (time 1786760991.56 total 10.03 last 72.39)
 - open/close 1518 (time 1786761001.57 total 20.04 last 79.12)
 - open/close 2213 (time 1786761011.57 total 30.04 last 69.48)
 - open/close 2921 (time 1786761021.58 total 40.04 last 70.78)
 - open/close 3622 (time 1786761031.59 total 50.05 last 70.02)
 - open/close 4307 (time 1786761041.59 total 60.06 last 68.50)
 - open/close 5017 (time 1786761051.59 total 70.06 last 70.99)
 - open/close 5556 (time 1786761061.59 total 80.06 last 53.89)
 - open/close 6172 (time 1786761071.61 total 90.07 last 61.51)
 - open/close 6690 (time 1786761081.61 total 100.08 last 51.76)
 - open/close 7269 (time 1786761091.62 total 110.09 last 57.85)
 - open/close 7930 (time 1786761101.64 total 120.11 last 66.00)
total: 8000 open/close in 121.26 seconds: 65.97 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 172 seconds
lru_size = 400
 - unlinked 0 (time 1786761286 ; total 0 ; last 0)
total: 8000 unlinks in 123 seconds: 65.040649 unlinks/second
 - open/close 720 (time 1786761424.86 total 10.00 last 71.97)
 - open/close 1401 (time 1786761434.87 total 20.01 last 68.06)
 - open/close 2061 (time 1786761444.87 total 30.01 last 65.98)
 - open/close 2709 (time 1786761454.88 total 40.02 last 64.73)
 - open/close 3321 (time 1786761464.91 total 50.05 last 61.03)
 - open/close 3972 (time 1786761474.92 total 60.07 last 65.01)
 - open/close 4620 (time 1786761484.94 total 70.08 last 64.70)
 - open/close 5350 (time 1786761494.95 total 80.09 last 72.90)
 - open/close 5980 (time 1786761504.95 total 90.09 last 63.00)
 - open/close 6702 (time 1786761514.96 total 100.10 last 72.13)
 - open/close 7483 (time 1786761524.97 total 110.11 last 78.03)
total: 8000 open/close in 118.07 seconds: 67.76 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 44% faster with lru resize enabled
 - unlinked 0 (time 1786761654 ; total 0 ; last 0)
total: 8000 unlinks in 77 seconds: 103.896103 unlinks/second