== sanity test 124b: lru resize (performance test) ================================================================================= 12:03:22 (1782230602)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 566 (time 1782230618.36 total 10.01 last 56.55)
 - open/close 1152 (time 1782230628.37 total 20.01 last 58.57)
 - open/close 1731 (time 1782230638.37 total 30.02 last 57.89)
 - open/close 2337 (time 1782230648.38 total 40.03 last 60.51)
 - open/close 2884 (time 1782230658.39 total 50.03 last 54.69)
 - open/close 3407 (time 1782230668.42 total 60.06 last 52.16)
 - open/close 3976 (time 1782230678.42 total 70.06 last 56.88)
 - open/close 4557 (time 1782230688.42 total 80.07 last 58.07)
 - open/close 5154 (time 1782230698.44 total 90.08 last 59.62)
 - open/close 5717 (time 1782230708.44 total 100.09 last 56.28)
 - open/close 6259 (time 1782230718.47 total 110.11 last 54.06)
 - open/close 6835 (time 1782230728.48 total 120.12 last 57.54)
 - open/close 7410 (time 1782230738.49 total 130.13 last 57.43)
 - open/close 7947 (time 1782230748.50 total 140.14 last 53.66)
total: 8000 open/close in 141.22 seconds: 56.65 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 203 seconds
lru_size = 400
 - unlinked 0 (time 1782230962 ; total 0 ; last 0)
total: 8000 unlinks in 136 seconds: 58.823528 unlinks/second
 - open/close 549 (time 1782231114.59 total 10.02 last 54.77)
 - open/close 1156 (time 1782231124.60 total 20.03 last 60.66)
 - open/close 1707 (time 1782231134.60 total 30.03 last 55.09)
 - open/close 2317 (time 1782231144.60 total 40.03 last 60.99)
 - open/close 2892 (time 1782231154.62 total 50.05 last 57.38)
 - open/close 3465 (time 1782231164.63 total 60.07 last 57.24)
 - open/close 4067 (time 1782231174.64 total 70.07 last 60.18)
 - open/close 4666 (time 1782231184.65 total 80.08 last 59.83)
 - open/close 5276 (time 1782231194.67 total 90.10 last 60.89)
 - open/close 5768 (time 1782231204.68 total 100.11 last 49.15)
 - open/close 6303 (time 1782231214.70 total 110.13 last 53.39)
 - open/close 6824 (time 1782231224.70 total 120.13 last 52.09)
 - open/close 7366 (time 1782231234.72 total 130.15 last 54.10)
 - open/close 7934 (time 1782231244.77 total 140.21 last 56.49)
total: 8000 open/close in 141.30 seconds: 56.62 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 101 seconds
lru_size = 8005
ls -la is 50% faster with lru resize enabled
 - unlinked 0 (time 1782231372 ; total 0 ; last 0)
total: 8000 unlinks in 102 seconds: 78.431374 unlinks/second