== sanity test 124b: lru resize (performance test) ================================================================================= 11:06:26 (1770653186)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3505 (time 1770653198.84 total 10.00 last 350.37)
 - open/close 5261 (time 1770653208.84 total 20.01 last 175.53)
 - open/close 7461 (time 1770653218.84 total 30.01 last 219.97)
total: 8000 open/close in 32.18 seconds: 248.57 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 45 seconds
lru_size = 400
 - unlinked 0 (time 1770653269 ; total 0 ; last 0)
total: 8000 unlinks in 18 seconds: 444.444458 unlinks/second
 - open/close 4120 (time 1770653298.81 total 10.00 last 411.92)
 - open/close 7855 (time 1770653308.81 total 20.00 last 373.48)
total: 8000 open/close in 20.50 seconds: 390.32 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 50 seconds
lru_size = 8005
ls -la is 11% slower with lru resize enabled
 - unlinked 0 (time 1770653366 ; total 0 ; last 0)
total: 8000 unlinks in 11 seconds: 727.272705 unlinks/second