== sanity test 124b: lru resize (performance test) ================================================================================= 09:13:34 (1789132414)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 689 (time 1789132430.42 total 10.01 last 68.84)
 - open/close 1451 (time 1789132440.42 total 20.01 last 76.18)
 - open/close 2197 (time 1789132450.43 total 30.02 last 74.54)
 - open/close 2866 (time 1789132460.43 total 40.02 last 66.90)
 - open/close 3510 (time 1789132470.43 total 50.02 last 64.37)
 - open/close 4217 (time 1789132480.44 total 60.03 last 70.69)
 - open/close 5041 (time 1789132490.44 total 70.03 last 82.34)
 - open/close 5692 (time 1789132500.45 total 80.04 last 65.08)
 - open/close 6200 (time 1789132510.45 total 90.04 last 50.78)
 - open/close 6871 (time 1789132520.46 total 100.05 last 67.01)
 - open/close 7439 (time 1789132530.47 total 110.06 last 56.79)
total: 8000 open/close in 117.36 seconds: 68.17 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 175 seconds
lru_size = 400
 - unlinked 0 (time 1789132725 ; total 0 ; last 0)
total: 8000 unlinks in 123 seconds: 65.040649 unlinks/second
 - open/close 766 (time 1789132863.84 total 10.00 last 76.58)
 - open/close 1586 (time 1789132873.85 total 20.01 last 81.93)
 - open/close 2297 (time 1789132883.86 total 30.02 last 71.03)
 - open/close 2875 (time 1789132893.86 total 40.02 last 57.80)
 - open/close 3662 (time 1789132903.87 total 50.02 last 78.68)
 - open/close 4456 (time 1789132913.87 total 60.03 last 79.35)
 - open/close 5164 (time 1789132923.88 total 70.04 last 70.76)
 - open/close 5784 (time 1789132933.91 total 80.07 last 61.79)
 - open/close 6443 (time 1789132943.92 total 90.07 last 65.88)
 - open/close 7036 (time 1789132953.93 total 100.09 last 59.23)
 - open/close 7909 (time 1789132963.93 total 110.09 last 87.29)
total: 8000 open/close in 111.01 seconds: 72.07 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 102 seconds
lru_size = 8005
ls -la is 41% faster with lru resize enabled
 - unlinked 0 (time 1789133093 ; total 0 ; last 0)
total: 8000 unlinks in 78 seconds: 102.564102 unlinks/second