== sanity test 124b: lru resize (performance test) ================================================================================= 16:43:55 (1748983435)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800a82ac000.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800a82ac000.lru_size=400
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 3260 (time 1748983447.43 total 10.00 last 325.98)
 - open/close 7443 (time 1748983457.43 total 20.00 last 418.27)
total: 8000 open/close in 22.21 seconds: 360.27 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 18 seconds
lru_size = 400
400
 - unlinked 0 (time 1748983479 ; total 0 ; last 0)
total: 8000 unlinks in 20 seconds: 400.000000 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800a82ac000.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800a82ac000.lru_size=0
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 3687 (time 1748983510.42 total 10.00 last 368.67)
 - open/close 6892 (time 1748983520.42 total 20.00 last 320.46)
total: 8000 open/close in 24.19 seconds: 330.70 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 5 seconds
lru_size = 4006
4001
ls -la is 72% faster with lru resize enabled
 - unlinked 0 (time 1748983533 ; total 0 ; last 0)
total: 8000 unlinks in 15 seconds: 533.333313 unlinks/second