== sanity test 124b: lru resize (performance test) ================================================================================= 13:32:35 (1731349955)
ldlm.namespaces.lustre-MDT0000-mdc-ffff88009349b800.lru_size=400
 - open/close 2775 (time 1731349967.20 total 10.00 last 277.41)
 - open/close 5568 (time 1731349977.21 total 20.01 last 279.22)
 - open/close 7958 (time 1731349987.21 total 30.01 last 238.95)
total: 8000 open/close in 30.19 seconds: 264.96 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 93 seconds
lru_size = 400
 - unlinked 0 (time 1731350083 ; total 0 ; last 0)
total: 8000 unlinks in 28 seconds: 285.714294 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff88009349b800.lru_size=0
 - open/close 2874 (time 1731350123.06 total 10.00 last 287.37)
 - open/close 5356 (time 1731350133.06 total 20.00 last 248.20)
total: 8000 open/close in 29.98 seconds: 266.88 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 9 seconds
lru_size = 8005
ls -la is 90% faster with lru resize enabled
 - unlinked 0 (time 1731350156 ; total 0 ; last 0)
total: 8000 unlinks in 16 seconds: 500.000000 unlinks/second