== sanity test 124b: lru resize (performance test) ================================================================================= 09:33:21 (1774532001)
ldlm.namespaces.lustre-MDT0000-mdc-ffff94fc92c50800.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff94fc92c50800.lru_size=400
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 5566 (time 1774532013.24 total 10.00 last 556.56)
total: 8000 open/close in 14.35 seconds: 557.62 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 18 seconds
lru_size = 400
400
 - unlinked 0 (time 1774532038 ; total 0 ; last 0)
total: 8000 unlinks in 15 seconds: 533.333313 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff94fc92c50800.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff94fc92c50800.lru_size=0
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 5544 (time 1774532064.38 total 10.00 last 554.38)
total: 8000 open/close in 14.35 seconds: 557.35 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 7 seconds
lru_size = 4052
3955
ls -la is 61% faster with lru resize enabled
 - unlinked 0 (time 1774532079 ; total 0 ; last 0)
total: 8000 unlinks in 9 seconds: 888.888916 unlinks/second