== sanity test 124b: lru resize (performance test) ================================================================================= 13:03:10 (1785949390)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 588 (time 1785949406.19 total 10.08 last 58.33)
 - open/close 1237 (time 1785949416.19 total 20.08 last 64.90)
 - open/close 1752 (time 1785949426.21 total 30.10 last 51.42)
 - open/close 2264 (time 1785949436.24 total 40.13 last 51.04)
 - open/close 2871 (time 1785949446.24 total 50.13 last 60.68)
 - open/close 3299 (time 1785949456.24 total 60.13 last 42.80)
 - open/close 3878 (time 1785949466.24 total 70.13 last 57.90)
 - open/close 4372 (time 1785949476.25 total 80.14 last 49.38)
 - open/close 4899 (time 1785949486.25 total 90.14 last 52.67)
 - open/close 5643 (time 1785949496.27 total 100.15 last 74.31)
 - open/close 6364 (time 1785949506.28 total 110.17 last 71.98)
 - open/close 6810 (time 1785949516.29 total 120.18 last 44.58)
 - open/close 7287 (time 1785949526.31 total 130.19 last 47.61)
 - open/close 7794 (time 1785949536.32 total 140.20 last 50.65)
total: 8000 open/close in 144.04 seconds: 55.54 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 201 seconds
lru_size = 400
 - unlinked 0 (time 1785949754 ; total 0 ; last 0)
total: 8000 unlinks in 129 seconds: 62.015503 unlinks/second
 - open/close 534 (time 1785949899.49 total 10.01 last 53.35)
 - open/close 1216 (time 1785949909.51 total 20.03 last 68.07)
 - open/close 1731 (time 1785949919.51 total 30.03 last 51.49)
 - open/close 2329 (time 1785949929.53 total 40.05 last 59.68)
 - open/close 2947 (time 1785949939.53 total 50.06 last 61.77)
 - open/close 3544 (time 1785949949.56 total 60.08 last 59.54)
 - open/close 4347 (time 1785949959.56 total 70.08 last 80.28)
 - open/close 4842 (time 1785949969.57 total 80.09 last 49.49)
 - open/close 5198 (time 1785949979.58 total 90.10 last 35.57)
 - open/close 5670 (time 1785949989.58 total 100.10 last 47.19)
 - open/close 6300 (time 1785949999.60 total 110.12 last 62.89)
 - open/close 6756 (time 1785950009.60 total 120.12 last 45.59)
 - open/close 7132 (time 1785950019.60 total 130.12 last 37.57)
 - open/close 7833 (time 1785950029.63 total 140.15 last 69.95)
total: 8000 open/close in 142.92 seconds: 55.97 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 105 seconds
lru_size = 8005
ls -la is 47% faster with lru resize enabled
 - unlinked 0 (time 1785950169 ; total 0 ; last 0)
total: 8000 unlinks in 92 seconds: 86.956520 unlinks/second