== sanity test 124b: lru resize (performance test) ================================================================================= 11:18:19 (1761319099)
ldlm.namespaces.lustre-MDT0000-mdc-ffff89f4c6390800.lru_size=400
 - open/close 1651 (time 1761319111.12 total 10.00 last 165.04)
 - open/close 2904 (time 1761319121.12 total 20.00 last 125.29)
 - open/close 4304 (time 1761319131.13 total 30.01 last 139.95)
 - open/close 5419 (time 1761319141.13 total 40.01 last 111.44)
 - open/close 6698 (time 1761319151.13 total 50.01 last 127.88)
total: 8000 open/close in 59.66 seconds: 134.10 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 39 seconds
lru_size = 400
 - unlinked 0 (time 1761319204 ; total 0 ; last 0)
total: 8000 unlinks in 49 seconds: 163.265305 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff89f4c6390800.lru_size=0
 - open/close 1596 (time 1761319265.50 total 10.00 last 159.58)
 - open/close 3090 (time 1761319275.51 total 20.01 last 149.32)
 - open/close 4342 (time 1761319285.51 total 30.01 last 125.17)
 - open/close 5748 (time 1761319295.51 total 40.01 last 140.59)
 - open/close 6879 (time 1761319305.52 total 50.02 last 113.04)
total: 8000 open/close in 59.00 seconds: 135.60 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 14 seconds
lru_size = 8005
ls -la is 64% faster with lru resize enabled
 - unlinked 0 (time 1761319334 ; total 0 ; last 0)
total: 8000 unlinks in 28 seconds: 285.714294 unlinks/second