== sanity test 124b: lru resize (performance test) ================================================================================= 23:49:43 (1718855383)
ldlm.namespaces.lustre-MDT0000-mdc-ffff88009ba72800.lru_size=400
 - open/close 2336 (time 1718855394.52 total 10.00 last 233.52)
 - open/close 4601 (time 1718855404.52 total 20.00 last 226.46)
 - open/close 6757 (time 1718855414.52 total 30.01 last 215.54)
total: 8000 open/close in 35.71 seconds: 224.04 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 104 seconds
lru_size = 400
 - unlinked 0 (time 1718855527 ; total 0 ; last 0)
total: 8000 unlinks in 33 seconds: 242.424240 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff88009ba72800.lru_size=0
 - open/close 2231 (time 1718855571.64 total 10.00 last 223.02)
 - open/close 4464 (time 1718855581.64 total 20.00 last 223.28)
 - open/close 6710 (time 1718855591.64 total 30.01 last 224.54)
total: 8000 open/close in 35.84 seconds: 223.22 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 14 seconds
lru_size = 8005
ls -la is 86% faster with lru resize enabled
 - unlinked 0 (time 1718855616 ; total 0 ; last 0)
total: 8000 unlinks in 19 seconds: 421.052643 unlinks/second