== sanity test 124b: lru resize (performance test) ================================================================================= 09:32:36 (1724765556)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800aab21000.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800aab21000.lru_size=400
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 3369 (time 1724765567.70 total 10.00 last 336.89)
 - open/close 6345 (time 1724765577.70 total 20.00 last 297.52)
total: 8000 open/close in 25.35 seconds: 315.53 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 58 seconds
lru_size = 400
400
 - unlinked 0 (time 1724765644 ; total 0 ; last 0)
total: 8000 unlinks in 25 seconds: 320.000000 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800aab21000.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800aab21000.lru_size=0
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 3083 (time 1724765680.22 total 10.00 last 308.24)
 - open/close 5860 (time 1724765690.22 total 20.00 last 277.63)
total: 8000 open/close in 27.88 seconds: 286.97 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 10 seconds
lru_size = 4052
3955
ls -la is 82% faster with lru resize enabled
 - unlinked 0 (time 1724765711 ; total 0 ; last 0)
total: 8000 unlinks in 18 seconds: 444.444458 unlinks/second