== sanity test 124b: lru resize (performance test) ================================================================================= 12:04:42 (1722787482)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800ae470000.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800ae470000.lru_size=400
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 5001 (time 1722787493.47 total 10.00 last 500.01)
total: 8000 open/close in 15.89 seconds: 503.34 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 48 seconds
lru_size = 400
400
 - unlinked 0 (time 1722787549 ; total 0 ; last 0)
total: 8000 unlinks in 16 seconds: 500.000000 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800ae470000.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800ae470000.lru_size=0
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 4583 (time 1722787576.19 total 10.00 last 458.27)
total: 8000 open/close in 17.76 seconds: 450.37 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 77% faster with lru resize enabled
 - unlinked 0 (time 1722787598 ; total 0 ; last 0)
total: 8000 unlinks in 7 seconds: 1142.857178 unlinks/second