== sanity test 124b: lru resize (performance test) ================================================================================= 13:08:28 (1744132108)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3209 (time 1744132120.33 total 10.00 last 320.84)
 - open/close 5650 (time 1744132130.33 total 20.00 last 244.08)
 - open/close 7959 (time 1744132140.33 total 30.00 last 230.86)
total: 8000 open/close in 30.17 seconds: 265.20 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 61 seconds
lru_size = 400
 - unlinked 0 (time 1744132203 ; total 0 ; last 0)
total: 8000 unlinks in 16 seconds: 500.000000 unlinks/second
 - open/close 5103 (time 1744132230.45 total 10.00 last 510.24)
total: 8000 open/close in 15.75 seconds: 507.97 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 12 seconds
lru_size = 8005
ls -la is 80% faster with lru resize enabled
 - unlinked 0 (time 1744132252 ; total 0 ; last 0)
total: 8000 unlinks in 9 seconds: 888.888916 unlinks/second