== sanity test 124b: lru resize (performance test) ================================================================================= 15:50:21 (1767041421)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 1622 (time 1767041434.06 total 10.00 last 162.14)
 - open/close 4194 (time 1767041444.06 total 20.01 last 257.11)
 - open/close 6503 (time 1767041454.06 total 30.01 last 230.90)
total: 8000 open/close in 36.87 seconds: 217.01 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 103 seconds
lru_size = 400
 - unlinked 0 (time 1767041567 ; total 0 ; last 0)
total: 8000 unlinks in 17 seconds: 470.588226 unlinks/second
 - open/close 1326 (time 1767041597.12 total 10.00 last 132.57)
 - open/close 3459 (time 1767041607.13 total 20.00 last 213.25)
 - open/close 5545 (time 1767041617.13 total 30.01 last 208.53)
 - open/close 7640 (time 1767041627.13 total 40.01 last 209.41)
total: 8000 open/close in 41.65 seconds: 192.07 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 60 seconds
lru_size = 8005
ls -la is 41% faster with lru resize enabled
 - unlinked 0 (time 1767041696 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second