== sanity test 124b: lru resize (performance test) ================================================================================= 14:11:19 (1789323079)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2655 (time 1789323091.34 total 10.00 last 265.45)
 - open/close 5411 (time 1789323101.34 total 20.00 last 275.54)
 - open/close 7758 (time 1789323111.34 total 30.01 last 234.63)
total: 8000 open/close in 31.04 seconds: 257.76 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 100 seconds
lru_size = 400
 - unlinked 0 (time 1789323216 ; total 0 ; last 0)
total: 8000 unlinks in 23 seconds: 347.826080 unlinks/second
 - open/close 2390 (time 1789323252.99 total 10.00 last 238.97)
 - open/close 3977 (time 1789323262.99 total 20.00 last 158.69)
 - open/close 6145 (time 1789323272.99 total 30.00 last 216.75)
total: 8000 open/close in 37.34 seconds: 214.27 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 52 seconds
lru_size = 8005
ls -la is 48% faster with lru resize enabled
 - unlinked 0 (time 1789323339 ; total 0 ; last 0)
total: 8000 unlinks in 14 seconds: 571.428589 unlinks/second