== sanity test 124b: lru resize (performance test) ================================================================================= 07:23:29 (1785410609)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 546 (time 1785410626.46 total 10.03 last 54.45)
 - open/close 1006 (time 1785410636.47 total 20.04 last 45.93)
 - open/close 1644 (time 1785410646.49 total 30.06 last 63.68)
 - open/close 2269 (time 1785410656.51 total 40.08 last 62.40)
 - open/close 2787 (time 1785410666.53 total 50.10 last 51.70)
 - open/close 3311 (time 1785410676.54 total 60.11 last 52.32)
 - open/close 3785 (time 1785410686.57 total 70.14 last 47.30)
 - open/close 4264 (time 1785410696.58 total 80.15 last 47.84)
 - open/close 4739 (time 1785410706.58 total 90.15 last 47.47)
 - open/close 5195 (time 1785410716.61 total 100.18 last 45.47)
 - open/close 5664 (time 1785410726.62 total 110.19 last 46.87)
 - open/close 6181 (time 1785410736.63 total 120.20 last 51.65)
 - open/close 6715 (time 1785410746.65 total 130.22 last 53.27)
 - open/close 7227 (time 1785410756.69 total 140.26 last 51.02)
 - open/close 7898 (time 1785410766.69 total 150.26 last 67.09)
total: 8000 open/close in 151.18 seconds: 52.92 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 229 seconds
lru_size = 400
 - unlinked 0 (time 1785411010 ; total 0 ; last 0)
total: 8000 unlinks in 153 seconds: 52.287582 unlinks/second
 - open/close 500 (time 1785411179.97 total 10.00 last 49.98)
 - open/close 1088 (time 1785411189.98 total 20.01 last 58.75)
 - open/close 1656 (time 1785411199.98 total 30.01 last 56.79)
 - open/close 2184 (time 1785411209.99 total 40.03 last 52.73)
 - open/close 2620 (time 1785411220.03 total 50.06 last 43.44)
 - open/close 2955 (time 1785411230.04 total 60.07 last 33.46)
 - open/close 3456 (time 1785411240.05 total 70.09 last 50.04)
 - open/close 4016 (time 1785411250.06 total 80.10 last 55.95)
 - open/close 4588 (time 1785411260.06 total 90.10 last 57.19)
 - open/close 5055 (time 1785411270.07 total 100.10 last 46.67)
 - open/close 5448 (time 1785411280.08 total 110.11 last 39.26)
 - open/close 5956 (time 1785411290.09 total 120.12 last 50.75)
 - open/close 6434 (time 1785411300.10 total 130.13 last 47.74)
 - open/close 7183 (time 1785411310.13 total 140.16 last 74.67)
 - open/close 7719 (time 1785411320.14 total 150.17 last 53.56)
total: 8000 open/close in 156.82 seconds: 51.02 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 143 seconds
lru_size = 8005
ls -la is 37% faster with lru resize enabled
 - unlinked 0 (time 1785411504 ; total 1 ; last 1)
total: 8000 unlinks in 116 seconds: 68.965515 unlinks/second