== sanity test 124b: lru resize (performance test) ================================================================================= 22:14:40 (1708830880)
ldlm.namespaces.lustre-MDT0000-mdc-ffff88012ffbc000.lru_size=400
 - open/close 3361 (time 1708830891.69 total 10.00 last 336.08)
 - open/close 7807 (time 1708830901.69 total 20.00 last 444.57)
total: 8000 open/close in 20.40 seconds: 392.09 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 90 seconds
lru_size = 400
 - unlinked 0 (time 1708830994 ; total 0 ; last 0)
total: 8000 unlinks in 27 seconds: 296.296295 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff88012ffbc000.lru_size=0
 - open/close 2685 (time 1708831032.39 total 10.00 last 268.42)
 - open/close 4790 (time 1708831042.40 total 20.01 last 210.45)
 - open/close 6824 (time 1708831052.40 total 30.01 last 203.31)
total: 8000 open/close in 36.57 seconds: 218.75 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 12 seconds
lru_size = 8005
ls -la is 86% faster with lru resize enabled
 - unlinked 0 (time 1708831077 ; total 0 ; last 0)
total: 8000 unlinks in 16 seconds: 500.000000 unlinks/second