== sanity test 124b: lru resize (performance test) ================================================================================= 04:46:43 (1785401203)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 549 (time 1785401219.40 total 10.04 last 54.68)
 - open/close 1175 (time 1785401229.41 total 20.05 last 62.53)
 - open/close 1739 (time 1785401239.41 total 30.05 last 56.38)
 - open/close 2411 (time 1785401249.45 total 40.09 last 66.98)
 - open/close 2898 (time 1785401259.46 total 50.10 last 48.65)
 - open/close 3258 (time 1785401269.46 total 60.10 last 35.98)
 - open/close 3874 (time 1785401279.48 total 70.12 last 61.49)
 - open/close 4722 (time 1785401289.50 total 80.14 last 84.64)
 - open/close 5417 (time 1785401299.50 total 90.14 last 69.50)
 - open/close 6290 (time 1785401309.50 total 100.15 last 87.25)
 - open/close 6757 (time 1785401319.55 total 110.19 last 46.48)
 - open/close 7217 (time 1785401329.59 total 120.23 last 45.84)
total: 8000 open/close in 128.31 seconds: 62.35 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 263 seconds
lru_size = 400
 - unlinked 0 (time 1785401616 ; total 0 ; last 0)
total: 8000 unlinks in 134 seconds: 59.701492 unlinks/second
 - open/close 636 (time 1785401767.58 total 10.01 last 63.56)
 - open/close 1274 (time 1785401777.62 total 20.04 last 63.56)
 - open/close 1907 (time 1785401787.62 total 30.04 last 63.30)
 - open/close 2499 (time 1785401797.62 total 40.05 last 59.17)
 - open/close 3021 (time 1785401807.63 total 50.05 last 52.17)
 - open/close 3678 (time 1785401817.63 total 60.06 last 65.67)
 - open/close 4422 (time 1785401827.63 total 70.06 last 74.39)
 - open/close 5122 (time 1785401837.66 total 80.08 last 69.84)
 - open/close 5862 (time 1785401847.66 total 90.09 last 73.98)
 - open/close 6624 (time 1785401857.67 total 100.10 last 76.14)
 - open/close 7252 (time 1785401867.67 total 110.10 last 62.80)
 - open/close 7676 (time 1785401877.68 total 120.11 last 42.36)
total: 8000 open/close in 127.27 seconds: 62.86 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 124 seconds
lru_size = 8005
ls -la is 52% faster with lru resize enabled
 - unlinked 0 (time 1785402040 ; total 0 ; last 0)
total: 8000 unlinks in 81 seconds: 98.765434 unlinks/second