== sanity test 124b: lru resize (performance test) ================================================================================= 23:32:59 (1746070379)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 1264 (time 1746070392.08 total 10.01 last 126.33)
 - open/close 2414 (time 1746070402.08 total 20.01 last 114.98)
 - open/close 3457 (time 1746070412.08 total 30.01 last 104.29)
 - open/close 4595 (time 1746070422.09 total 40.02 last 113.72)
 - open/close 5667 (time 1746070432.10 total 50.03 last 107.09)
 - open/close 6767 (time 1746070442.10 total 60.03 last 109.93)
 - open/close 7797 (time 1746070452.11 total 70.04 last 102.95)
total: 8000 open/close in 71.92 seconds: 111.23 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 87 seconds
lru_size = 400
 - unlinked 0 (time 1746070545 ; total 0 ; last 0)
total: 8000 unlinks in 42 seconds: 190.476196 unlinks/second
 - open/close 1143 (time 1746070599.35 total 10.00 last 114.27)
 - open/close 2332 (time 1746070609.36 total 20.01 last 118.81)
 - open/close 3472 (time 1746070619.36 total 30.01 last 113.95)
 - open/close 4992 (time 1746070629.36 total 40.02 last 151.96)
 - open/close 6255 (time 1746070639.37 total 50.02 last 126.22)
 - open/close 7495 (time 1746070649.37 total 60.03 last 123.96)
total: 8000 open/close in 63.98 seconds: 125.03 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 35 seconds
lru_size = 8005
ls -la is 59% faster with lru resize enabled
 - unlinked 0 (time 1746070699 ; total 0 ; last 0)
total: 8000 unlinks in 39 seconds: 205.128204 unlinks/second