== sanity test 124b: lru resize (performance test) ================================================================================= 13:11:18 (1776186678)
ldlm.namespaces.lustre-MDT0000-mdc-ffff9dbcc7e9c000.lru_size=400
 - open/close 602 (time 1776186692.95 total 10.03 last 60.03)
 - open/close 1183 (time 1776186702.96 total 20.04 last 58.03)
 - open/close 1732 (time 1776186712.97 total 30.04 last 54.89)
 - open/close 2366 (time 1776186722.98 total 40.05 last 63.34)
 - open/close 3052 (time 1776186732.98 total 50.05 last 68.60)
 - open/close 3752 (time 1776186742.99 total 60.06 last 69.93)
 - open/close 4479 (time 1776186752.99 total 70.07 last 72.63)
 - open/close 5207 (time 1776186763.00 total 80.08 last 72.74)
 - open/close 5894 (time 1776186773.01 total 90.09 last 68.64)
 - open/close 6552 (time 1776186783.01 total 100.09 last 65.77)
 - open/close 7174 (time 1776186793.02 total 110.10 last 62.14)
 - open/close 7683 (time 1776186803.03 total 120.11 last 50.87)
total: 8000 open/close in 126.95 seconds: 63.02 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 107 seconds
lru_size = 400
 - unlinked 0 (time 1776186926 ; total 0 ; last 0)
total: 8000 unlinks in 146 seconds: 54.794521 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff9dbcc7e9c000.lru_size=0
 - open/close 628 (time 1776187087.79 total 10.02 last 62.69)
 - open/close 1185 (time 1776187097.79 total 20.03 last 55.65)
 - open/close 1806 (time 1776187107.79 total 30.03 last 62.10)
 - open/close 2419 (time 1776187117.80 total 40.03 last 61.27)
 - open/close 2997 (time 1776187127.80 total 50.04 last 57.77)
 - open/close 3599 (time 1776187137.82 total 60.05 last 60.11)
 - open/close 4177 (time 1776187147.83 total 70.06 last 57.74)
 - open/close 4800 (time 1776187157.84 total 80.07 last 62.25)
 - open/close 5395 (time 1776187167.84 total 90.08 last 59.46)
 - open/close 5990 (time 1776187177.85 total 100.08 last 59.48)
 - open/close 6555 (time 1776187187.86 total 110.09 last 56.42)
 - open/close 7162 (time 1776187197.86 total 120.09 last 60.70)
 - open/close 7766 (time 1776187207.88 total 130.11 last 60.30)
total: 8000 open/close in 134.18 seconds: 59.62 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 62 seconds
lru_size = 8005
ls -la is 42% faster with lru resize enabled
 - unlinked 0 (time 1776187287 ; total 0 ; last 0)
total: 8000 unlinks in 92 seconds: 86.956520 unlinks/second