== sanity test 124b: lru resize (performance test) ================================================================================= 16:13:12 (1713211992)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800aab74800.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800aab74800.lru_size=400
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 2698 (time 1713212003.56 total 10.00 last 269.76)
 - open/close 6787 (time 1713212013.56 total 20.00 last 408.89)
total: 8000 open/close in 22.55 seconds: 354.80 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 66 seconds
lru_size = 400
400
 - unlinked 0 (time 1713212084 ; total 0 ; last 0)
total: 8000 unlinks in 25 seconds: 320.000000 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800aab74800.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800aab74800.lru_size=0
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 2759 (time 1713212120.63 total 10.00 last 275.85)
 - open/close 5629 (time 1713212130.64 total 20.00 last 286.96)
total: 8000 open/close in 29.06 seconds: 275.31 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 9 seconds
lru_size = 4006
4001
ls -la is 86% faster with lru resize enabled
 - unlinked 0 (time 1713212153 ; total 0 ; last 0)
total: 8000 unlinks in 17 seconds: 470.588226 unlinks/second