== sanity test 124b: lru resize (performance test) ================================================================================= 22:09:50 (1708830590)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800b6273000.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800b6273000.lru_size=400
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 4931 (time 1708830601.63 total 10.00 last 493.07)
total: 8000 open/close in 16.37 seconds: 488.75 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 53 seconds
lru_size = 400
400
 - unlinked 0 (time 1708830662 ; total 0 ; last 0)
total: 8000 unlinks in 21 seconds: 380.952393 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800b6273000.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800b6273000.lru_size=0
striped dir -i0 -c2 -H crush2 /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 4287 (time 1708830693.93 total 10.00 last 428.56)
 - open/close 7705 (time 1708830703.93 total 20.00 last 341.79)
total: 8000 open/close in 20.98 seconds: 381.22 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 79% faster with lru resize enabled
 - unlinked 0 (time 1708830720 ; total 0 ; last 0)
total: 8000 unlinks in 15 seconds: 533.333313 unlinks/second