== sanity test 124b: lru resize (performance test) ================================================================================= 12:48:10 (1721407690)
ldlm.namespaces.lustre-MDT0000-mdc-ffff880088180000.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff880088180000.lru_size=400
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 4548 (time 1721407701.48 total 10.00 last 454.79)
total: 8000 open/close in 16.26 seconds: 492.15 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 23 seconds
lru_size = 400
400
 - unlinked 0 (time 1721407732 ; total 0 ; last 0)
total: 8000 unlinks in 16 seconds: 500.000000 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff880088180000.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff880088180000.lru_size=0
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 4489 (time 1721407760.13 total 10.00 last 448.88)
total: 8000 open/close in 17.01 seconds: 470.19 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 5 seconds
lru_size = 4052
3955
ls -la is 78% faster with lru resize enabled
 - unlinked 0 (time 1721407775 ; total 0 ; last 0)
total: 8000 unlinks in 8 seconds: 1000.000000 unlinks/second