== sanity test 124b: lru resize (performance test) ================================================================================= 20:06:23 (1746144383)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 1028 (time 1746144396.18 total 10.01 last 102.73)
 - open/close 2077 (time 1746144406.19 total 20.02 last 104.81)
 - open/close 3088 (time 1746144416.20 total 30.03 last 101.01)
 - open/close 4209 (time 1746144426.20 total 40.03 last 112.08)
 - open/close 5402 (time 1746144436.20 total 50.03 last 119.27)
 - open/close 6632 (time 1746144446.20 total 60.03 last 122.95)
 - open/close 7723 (time 1746144456.22 total 70.05 last 108.95)
total: 8000 open/close in 73.02 seconds: 109.55 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 105 seconds
lru_size = 400
 - unlinked 0 (time 1746144570 ; total 0 ; last 0)
total: 8000 unlinks in 42 seconds: 190.476196 unlinks/second
 - open/close 1355 (time 1746144625.00 total 10.00 last 135.45)
 - open/close 2542 (time 1746144635.00 total 20.00 last 118.69)
 - open/close 3818 (time 1746144645.00 total 30.00 last 127.59)
 - open/close 5030 (time 1746144655.00 total 40.01 last 121.18)
 - open/close 6231 (time 1746144665.00 total 50.01 last 120.06)
 - open/close 7396 (time 1746144675.01 total 60.02 last 116.38)
total: 8000 open/close in 65.18 seconds: 122.73 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 53 seconds
lru_size = 8005
ls -la is 49% faster with lru resize enabled
 - unlinked 0 (time 1746144746 ; total 0 ; last 0)
total: 8000 unlinks in 46 seconds: 173.913040 unlinks/second