== sanity test 124b: lru resize (performance test) ================================================================================= 06:25:14 (1715336714)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800aafcf000.lru_size=400
 - open/close 4021 (time 1715336725.55 total 10.00 last 402.06)
 - open/close 7858 (time 1715336735.55 total 20.00 last 383.68)
total: 8000 open/close in 20.37 seconds: 392.82 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 89 seconds
lru_size = 400
 - unlinked 0 (time 1715336827 ; total 0 ; last 0)
total: 8000 unlinks in 22 seconds: 363.636353 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800aafcf000.lru_size=0
 - open/close 2536 (time 1715336861.02 total 10.00 last 253.57)
 - open/close 5425 (time 1715336871.02 total 20.00 last 288.88)
 - open/close 7884 (time 1715336881.02 total 30.00 last 245.87)
total: 8000 open/close in 30.50 seconds: 262.30 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 10 seconds
lru_size = 8005
ls -la is 88% faster with lru resize enabled
 - unlinked 0 (time 1715336896 ; total 0 ; last 0)
total: 8000 unlinks in 16 seconds: 500.000000 unlinks/second