== sanity test 124b: lru resize (performance test) ================================================================================= 07:34:36 (1783078476)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3481 (time 1783078489.11 total 10.00 last 348.05)
 - open/close 5899 (time 1783078499.11 total 20.01 last 241.69)
total: 8000 open/close in 27.94 seconds: 286.36 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 92 seconds
lru_size = 400
 - unlinked 0 (time 1783078602 ; total 0 ; last 0)
total: 8000 unlinks in 17 seconds: 470.588226 unlinks/second
 - open/close 2407 (time 1783078631.84 total 10.00 last 240.68)
 - open/close 5231 (time 1783078641.84 total 20.00 last 282.31)
 - open/close 7773 (time 1783078651.86 total 30.02 last 253.87)
total: 8000 open/close in 30.81 seconds: 259.62 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 63 seconds
lru_size = 8005
ls -la is 31% faster with lru resize enabled
 - unlinked 0 (time 1783078724 ; total 0 ; last 0)
total: 8000 unlinks in 17 seconds: 470.588226 unlinks/second