== sanity test 124b: lru resize (performance test) ================================================================================= 06:58:10 (1744023490)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3583 (time 1744023501.59 total 10.00 last 358.29)
total: 8000 open/close in 19.46 seconds: 411.01 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 77 seconds
lru_size = 400
 - unlinked 0 (time 1744023590 ; total 0 ; last 0)
total: 8000 unlinks in 14 seconds: 571.428589 unlinks/second
 - open/close 3825 (time 1744023614.99 total 10.00 last 382.46)
total: 8000 open/close in 17.32 seconds: 461.83 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 84% faster with lru resize enabled
 - unlinked 0 (time 1744023639 ; total 0 ; last 0)
total: 8000 unlinks in 16 seconds: 500.000000 unlinks/second