== sanity test 124b: lru resize (performance test) ================================================================================= 22:07:15 (1708830435)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800917ee800.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800917ee800.lru_size=400
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 4864 (time 1708830446.29 total 10.00 last 486.36)
total: 8000 open/close in 17.35 seconds: 461.15 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 52 seconds
lru_size = 400
400
 - unlinked 0 (time 1708830508 ; total 0 ; last 0)
total: 8000 unlinks in 17 seconds: 470.588226 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800917ee800.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800917ee800.lru_size=0
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 3617 (time 1708830536.67 total 10.00 last 361.59)
 - open/close 7246 (time 1708830546.67 total 20.00 last 362.87)
total: 8000 open/close in 21.93 seconds: 364.74 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 11 seconds
lru_size = 4006
4001
ls -la is 78% faster with lru resize enabled
 - unlinked 0 (time 1708830563 ; total 0 ; last 0)
total: 8000 unlinks in 11 seconds: 727.272705 unlinks/second