== sanity test 124b: lru resize (performance test) ================================================================================= 14:30:55 (1776191455)
ldlm.namespaces.lustre-MDT0000-mdc-ffff976646207000.lru_size=400
 - open/close 732 (time 1776191470.20 total 10.00 last 73.20)
 - open/close 1455 (time 1776191480.21 total 20.01 last 72.26)
 - open/close 2029 (time 1776191490.24 total 30.04 last 57.22)
 - open/close 2655 (time 1776191500.25 total 40.04 last 62.58)
 - open/close 3480 (time 1776191510.25 total 50.05 last 82.43)
 - open/close 4252 (time 1776191520.26 total 60.06 last 77.15)
 - open/close 4990 (time 1776191530.28 total 70.07 last 73.68)
 - open/close 5691 (time 1776191540.29 total 80.09 last 70.02)
 - open/close 6635 (time 1776191550.29 total 90.09 last 94.36)
 - open/close 7463 (time 1776191560.30 total 100.10 last 82.74)
total: 8000 open/close in 106.81 seconds: 74.90 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 96 seconds
lru_size = 400
 - unlinked 0 (time 1776191671 ; total 0 ; last 0)
total: 8000 unlinks in 106 seconds: 75.471695 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff976646207000.lru_size=0
 - open/close 684 (time 1776191791.67 total 10.01 last 68.36)
 - open/close 1347 (time 1776191801.68 total 20.01 last 66.27)
 - open/close 2188 (time 1776191811.69 total 30.02 last 84.02)
 - open/close 3001 (time 1776191821.69 total 40.02 last 81.27)
 - open/close 3780 (time 1776191831.70 total 50.03 last 77.83)
 - open/close 4605 (time 1776191841.70 total 60.03 last 82.48)
 - open/close 5392 (time 1776191851.70 total 70.04 last 78.68)
 - open/close 6200 (time 1776191861.71 total 80.04 last 80.76)
 - open/close 6953 (time 1776191871.71 total 90.05 last 75.26)
 - open/close 7649 (time 1776191881.72 total 100.05 last 69.58)
total: 8000 open/close in 105.24 seconds: 76.02 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 49 seconds
lru_size = 8005
ls -la is 48% faster with lru resize enabled
 - unlinked 0 (time 1776191949 ; total 0 ; last 0)
total: 8000 unlinks in 68 seconds: 117.647057 unlinks/second