== sanity test 124b: lru resize (performance test) ================================================================================= 20:29:35 (1784593775)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3719 (time 1784593787.14 total 10.00 last 371.87)
 - open/close 7371 (time 1784593797.14 total 20.00 last 365.12)
total: 8000 open/close in 21.90 seconds: 365.27 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 70 seconds
lru_size = 400
 - unlinked 0 (time 1784593872 ; total 0 ; last 0)
total: 8000 unlinks in 15 seconds: 533.333313 unlinks/second
 - open/close 4276 (time 1784593899.08 total 10.00 last 427.56)
total: 8000 open/close in 18.85 seconds: 424.37 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 46 seconds
lru_size = 8005
ls -la is 34% faster with lru resize enabled
 - unlinked 0 (time 1784593960 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second