== sanity test 124b: lru resize (performance test) ================================================================================= 15:49:13 (1776196153)
ldlm.namespaces.lustre-MDT0000-mdc-ffff929c10844000.lru_size=400
 - open/close 709 (time 1776196167.55 total 10.02 last 70.78)
 - open/close 1348 (time 1776196177.56 total 20.03 last 63.82)
 - open/close 2008 (time 1776196187.56 total 30.03 last 65.99)
 - open/close 2662 (time 1776196197.57 total 40.04 last 65.31)
 - open/close 3328 (time 1776196207.58 total 50.05 last 66.57)
 - open/close 4013 (time 1776196217.59 total 60.06 last 68.43)
 - open/close 4680 (time 1776196227.60 total 70.07 last 66.61)
 - open/close 5386 (time 1776196237.61 total 80.08 last 70.53)
 - open/close 6034 (time 1776196247.62 total 90.09 last 64.74)
 - open/close 6722 (time 1776196257.62 total 100.09 last 68.78)
 - open/close 7409 (time 1776196267.63 total 110.10 last 68.65)
total: 8000 open/close in 118.69 seconds: 67.40 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 91 seconds
lru_size = 400
 - unlinked 0 (time 1776196376 ; total 0 ; last 0)
total: 8000 unlinks in 119 seconds: 67.226891 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff929c10844000.lru_size=0
 - open/close 637 (time 1776196509.99 total 10.01 last 63.65)
 - open/close 1353 (time 1776196520.01 total 20.03 last 71.47)
 - open/close 2087 (time 1776196530.01 total 30.03 last 73.36)
 - open/close 2855 (time 1776196540.02 total 40.04 last 76.70)
 - open/close 3564 (time 1776196550.04 total 50.06 last 70.80)
 - open/close 4270 (time 1776196560.07 total 60.09 last 70.38)
 - open/close 4939 (time 1776196570.07 total 70.09 last 66.85)
 - open/close 5569 (time 1776196580.09 total 80.11 last 62.91)
 - open/close 6285 (time 1776196590.12 total 90.14 last 71.39)
 - open/close 7044 (time 1776196600.14 total 100.16 last 75.70)
 - open/close 7817 (time 1776196610.15 total 110.17 last 77.30)
total: 8000 open/close in 112.46 seconds: 71.14 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 46 seconds
lru_size = 8005
ls -la is 49% faster with lru resize enabled
 - unlinked 0 (time 1776196669 ; total 0 ; last 0)
total: 8000 unlinks in 75 seconds: 106.666664 unlinks/second