== sanity test 124b: lru resize (performance test) ================================================================================= 09:43:32 (1789307012)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2602 (time 1789307025.52 total 10.00 last 260.17)
 - open/close 5028 (time 1789307035.52 total 20.00 last 242.59)
 - open/close 7034 (time 1789307045.52 total 30.00 last 200.55)
total: 8000 open/close in 34.94 seconds: 228.94 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 78 seconds
lru_size = 400
 - unlinked 0 (time 1789307132 ; total 0 ; last 0)
total: 8000 unlinks in 19 seconds: 421.052643 unlinks/second
 - open/close 2459 (time 1789307163.66 total 10.00 last 245.88)
 - open/close 4830 (time 1789307173.66 total 20.00 last 237.07)
 - open/close 7817 (time 1789307183.66 total 30.00 last 298.64)
total: 8000 open/close in 30.70 seconds: 260.61 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 44 seconds
lru_size = 8005
ls -la is 43% faster with lru resize enabled
 - unlinked 0 (time 1789307236 ; total 0 ; last 0)
total: 8000 unlinks in 18 seconds: 444.444458 unlinks/second