== sanity test 124b: lru resize (performance test) ================================================================================= 14:48:28 (1774896508)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2218 (time 1774896521.68 total 10.00 last 221.80)
 - open/close 4535 (time 1774896531.69 total 20.00 last 231.63)
 - open/close 6498 (time 1774896541.69 total 30.01 last 196.25)
total: 8000 open/close in 36.60 seconds: 218.60 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 121 seconds
lru_size = 400
 - unlinked 0 (time 1774896674 ; total 0 ; last 0)
total: 8000 unlinks in 18 seconds: 444.444458 unlinks/second
 - open/close 2134 (time 1774896705.05 total 10.00 last 213.36)
 - open/close 4285 (time 1774896715.06 total 20.01 last 214.91)
 - open/close 6089 (time 1774896725.06 total 30.01 last 180.35)
total: 8000 open/close in 38.02 seconds: 210.44 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 77 seconds
lru_size = 8005
ls -la is 36% faster with lru resize enabled
 - unlinked 0 (time 1774896820 ; total 0 ; last 0)
total: 8000 unlinks in 22 seconds: 363.636353 unlinks/second