== sanity test 124b: lru resize (performance test) ================================================================================= 04:03:55 (1769763835)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3784 (time 1769763847.82 total 10.00 last 378.33)
 - open/close 6422 (time 1769763857.82 total 20.00 last 263.79)
total: 8000 open/close in 24.76 seconds: 323.11 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 64 seconds
lru_size = 400
 - unlinked 0 (time 1769763929 ; total 0 ; last 0)
total: 8000 unlinks in 11 seconds: 727.272705 unlinks/second
 - open/close 4288 (time 1769763952.14 total 10.00 last 428.78)
total: 8000 open/close in 17.90 seconds: 446.82 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 43 seconds
lru_size = 8005
ls -la is 32% faster with lru resize enabled
 - unlinked 0 (time 1769764009 ; total 0 ; last 0)
total: 8000 unlinks in 10 seconds: 800.000000 unlinks/second