== sanity test 124b: lru resize (performance test) ================================================================================= 19:45:02 (1776210302)
ldlm.namespaces.lustre-MDT0000-mdc-ffff9a40035a6800.lru_size=400
 - open/close 796 (time 1776210316.35 total 10.01 last 79.56)
 - open/close 1545 (time 1776210326.35 total 20.01 last 74.89)
 - open/close 2368 (time 1776210336.36 total 30.02 last 82.22)
 - open/close 3111 (time 1776210346.36 total 40.02 last 74.25)
 - open/close 3790 (time 1776210356.37 total 50.03 last 67.84)
 - open/close 4328 (time 1776210366.40 total 60.06 last 53.65)
 - open/close 5196 (time 1776210376.41 total 70.07 last 86.72)
 - open/close 5966 (time 1776210386.43 total 80.09 last 76.81)
 - open/close 6700 (time 1776210396.47 total 90.13 last 73.11)
 - open/close 7213 (time 1776210406.48 total 100.14 last 51.26)
 - open/close 7792 (time 1776210416.48 total 110.14 last 57.88)
total: 8000 open/close in 113.30 seconds: 70.61 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 1776210522 ; total 0 ; last 0)
total: 8000 unlinks in 118 seconds: 67.796608 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff9a40035a6800.lru_size=0
 - open/close 814 (time 1776210655.28 total 10.00 last 81.37)
 - open/close 1620 (time 1776210665.28 total 20.01 last 80.59)
 - open/close 2474 (time 1776210675.29 total 30.01 last 85.33)
 - open/close 3275 (time 1776210685.29 total 40.01 last 80.08)
 - open/close 3937 (time 1776210695.29 total 50.02 last 66.17)
 - open/close 4707 (time 1776210705.31 total 60.03 last 76.89)
 - open/close 5476 (time 1776210715.32 total 70.04 last 76.84)
 - open/close 6224 (time 1776210725.32 total 80.04 last 74.80)
 - open/close 6920 (time 1776210735.32 total 90.05 last 69.56)
 - open/close 7558 (time 1776210745.33 total 100.05 last 63.76)
total: 8000 open/close in 106.12 seconds: 75.39 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 59 seconds
lru_size = 8005
ls -la is 35% faster with lru resize enabled
 - unlinked 0 (time 1776210824 ; total 0 ; last 0)
total: 8000 unlinks in 73 seconds: 109.589043 unlinks/second