== sanity test 124b: lru resize (performance test) ================================================================================= 19:52:08 (1784418728)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2161 (time 1784418742.00 total 10.00 last 216.04)
 - open/close 4483 (time 1784418752.00 total 20.00 last 232.15)
 - open/close 7602 (time 1784418762.00 total 30.01 last 311.77)
total: 8000 open/close in 32.82 seconds: 243.75 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 106 seconds
lru_size = 400
 - unlinked 0 (time 1784418875 ; total 0 ; last 0)
total: 8000 unlinks in 24 seconds: 333.333344 unlinks/second
 - open/close 2034 (time 1784418912.45 total 10.00 last 203.40)
 - open/close 4112 (time 1784418922.45 total 20.00 last 207.71)
 - open/close 6143 (time 1784418932.45 total 30.01 last 203.06)
total: 8000 open/close in 39.25 seconds: 203.83 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 82 seconds
lru_size = 8005
ls -la is 22% faster with lru resize enabled
 - unlinked 0 (time 1784419034 ; total 0 ; last 0)
total: 8000 unlinks in 21 seconds: 380.952393 unlinks/second