== sanity test 124b: lru resize (performance test) ================================================================================= 22:51:44 (1783651904)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3671 (time 1783651918.17 total 10.00 last 367.01)
 - open/close 5907 (time 1783651928.18 total 20.01 last 223.33)
total: 8000 open/close in 27.18 seconds: 294.30 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 1783652015 ; total 0 ; last 0)
total: 8000 unlinks in 22 seconds: 363.636353 unlinks/second
 - open/close 2416 (time 1783652049.77 total 10.00 last 241.59)
 - open/close 5367 (time 1783652059.77 total 20.00 last 295.04)
total: 8000 open/close in 27.29 seconds: 293.19 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 45 seconds
lru_size = 8005
ls -la is 41% faster with lru resize enabled
 - unlinked 0 (time 1783652120 ; total 0 ; last 0)
total: 8000 unlinks in 23 seconds: 347.826080 unlinks/second