== sanity test 124b: lru resize (performance test) ================================================================================= 03:15:15 (1783149315)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 4188 (time 1783149327.07 total 10.00 last 418.72)
 - open/close 6559 (time 1783149337.07 total 20.00 last 237.08)
total: 8000 open/close in 23.36 seconds: 342.42 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 83 seconds
lru_size = 400
 - unlinked 0 (time 1783149426 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second
 - open/close 4479 (time 1783149450.68 total 10.00 last 447.88)
total: 8000 open/close in 17.81 seconds: 449.29 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 53 seconds
lru_size = 8005
ls -la is 36% faster with lru resize enabled
 - unlinked 0 (time 1783149518 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second