== sanity test 124b: lru resize (performance test) ================================================================================= 11:03:50 (1787670230)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 837 (time 1787670245.04 total 10.01 last 83.60)
 - open/close 1733 (time 1787670255.05 total 20.02 last 89.52)
 - open/close 2550 (time 1787670265.05 total 30.02 last 81.68)
 - open/close 3221 (time 1787670275.06 total 40.03 last 67.06)
 - open/close 3884 (time 1787670285.06 total 50.03 last 66.30)
 - open/close 4593 (time 1787670295.06 total 60.03 last 70.88)
 - open/close 5297 (time 1787670305.07 total 70.04 last 70.35)
 - open/close 5956 (time 1787670315.08 total 80.05 last 65.83)
 - open/close 6625 (time 1787670325.08 total 90.05 last 66.89)
 - open/close 7312 (time 1787670335.09 total 100.06 last 68.62)
 - open/close 7980 (time 1787670345.11 total 110.08 last 66.69)
total: 8000 open/close in 110.37 seconds: 72.48 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 180 seconds
lru_size = 400
 - unlinked 0 (time 1787670535 ; total 0 ; last 0)
total: 8000 unlinks in 109 seconds: 73.394493 unlinks/second
 - open/close 863 (time 1787670659.72 total 10.00 last 86.30)
 - open/close 1744 (time 1787670669.73 total 20.02 last 87.97)
 - open/close 2509 (time 1787670679.75 total 30.03 last 76.38)
 - open/close 3485 (time 1787670689.75 total 40.03 last 97.60)
 - open/close 4290 (time 1787670699.76 total 50.05 last 80.37)
 - open/close 4967 (time 1787670709.82 total 60.10 last 67.34)
 - open/close 5424 (time 1787670719.82 total 70.10 last 45.69)
 - open/close 6036 (time 1787670729.82 total 80.10 last 61.19)
 - open/close 6725 (time 1787670739.82 total 90.11 last 68.86)
 - open/close 7322 (time 1787670749.83 total 100.11 last 59.68)
 - open/close 7965 (time 1787670759.84 total 110.13 last 64.20)
total: 8000 open/close in 110.56 seconds: 72.36 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 113 seconds
lru_size = 8005
ls -la is 37% faster with lru resize enabled
 - unlinked 0 (time 1787670899 ; total 0 ; last 0)
total: 8000 unlinks in 78 seconds: 102.564102 unlinks/second