== sanity test 124b: lru resize (performance test) ================================================================================= 22:06:45 (1708830405)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800b587b800.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800b587b800.lru_size=400
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 4929 (time 1708830416.98 total 10.00 last 492.81)
total: 8000 open/close in 16.36 seconds: 488.93 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 42 seconds
lru_size = 400
400
 - unlinked 0 (time 1708830467 ; total 0 ; last 0)
total: 8000 unlinks in 17 seconds: 470.588226 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800b587b800.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800b587b800.lru_size=0
striped dir -i0 -c2 -H crush2 /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 4683 (time 1708830495.57 total 10.00 last 468.21)
total: 8000 open/close in 19.40 seconds: 412.45 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 11 seconds
lru_size = 4052
3955
ls -la is 73% faster with lru resize enabled
 - unlinked 0 (time 1708830519 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second