== sanity test 124b: lru resize (performance test) ================================================================================= 04:15:22 (1769764522)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 4251 (time 1769764535.64 total 10.00 last 425.01)
 - open/close 7359 (time 1769764545.64 total 20.01 last 310.70)
total: 8000 open/close in 21.44 seconds: 373.08 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 108 seconds
lru_size = 400
 - unlinked 0 (time 1769764659 ; total 0 ; last 0)
total: 8000 unlinks in 29 seconds: 275.862061 unlinks/second
 - open/close 2343 (time 1769764700.18 total 10.00 last 234.21)
 - open/close 5462 (time 1769764710.18 total 20.00 last 311.88)
total: 8000 open/close in 29.60 seconds: 270.28 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 75 seconds
lru_size = 8005
ls -la is 30% faster with lru resize enabled
 - unlinked 0 (time 1769764802 ; total 0 ; last 0)
total: 8000 unlinks in 14 seconds: 571.428589 unlinks/second