== sanity test 124b: lru resize (performance test) ================================================================================= 19:48:27 (1775173707)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 4885 (time 1775173719.05 total 10.00 last 488.42)
total: 8000 open/close in 16.46 seconds: 486.07 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 67 seconds
lru_size = 400
 - unlinked 0 (time 1775173796 ; total 0 ; last 0)
total: 8000 unlinks in 20 seconds: 400.000000 unlinks/second
 - open/close 2745 (time 1775173829.75 total 10.00 last 274.48)
 - open/close 4322 (time 1775173839.77 total 20.02 last 157.40)
 - open/close 6569 (time 1775173849.78 total 30.02 last 224.64)
total: 8000 open/close in 36.30 seconds: 220.41 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 76 seconds
lru_size = 8005
ls -la is 13% slower with lru resize enabled
 - unlinked 0 (time 1775173942 ; total 0 ; last 0)
total: 8000 unlinks in 21 seconds: 380.952393 unlinks/second