== sanity test 124b: lru resize (performance test) ================================================================================= 21:53:35 (1772765615)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2541 (time 1772765627.13 total 10.00 last 254.06)
 - open/close 4526 (time 1772765637.13 total 20.01 last 198.40)
 - open/close 7049 (time 1772765647.13 total 30.01 last 252.30)
total: 8000 open/close in 33.68 seconds: 237.52 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 78 seconds
lru_size = 400
 - unlinked 0 (time 1772765733 ; total 0 ; last 0)
total: 8000 unlinks in 18 seconds: 444.444458 unlinks/second
 - open/close 3478 (time 1772765763.99 total 10.00 last 347.74)
 - open/close 7912 (time 1772765773.99 total 20.00 last 443.34)
total: 8000 open/close in 20.27 seconds: 394.77 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 42 seconds
lru_size = 8005
ls -la is 46% faster with lru resize enabled
 - unlinked 0 (time 1772765823 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second