== sanity test 124b: lru resize (performance test) ================================================================================= 00:07:30 (1775880450)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 4523 (time 1775880461.71 total 10.00 last 452.29)
total: 8000 open/close in 17.66 seconds: 453.12 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 57 seconds
lru_size = 400
 - unlinked 0 (time 1775880529 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second
 - open/close 4246 (time 1775880553.42 total 10.00 last 424.59)
total: 8000 open/close in 17.98 seconds: 444.89 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 40 seconds
lru_size = 8005
ls -la is 29% faster with lru resize enabled
 - unlinked 0 (time 1775880608 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second