== sanity test 124b: lru resize (performance test) ================================================================================= 00:02:36 (1767330156)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2164 (time 1767330169.25 total 10.00 last 216.37)
 - open/close 4569 (time 1767330179.25 total 20.01 last 240.41)
total: 8000 open/close in 29.55 seconds: 270.76 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 105 seconds
lru_size = 400
 - unlinked 0 (time 1767330297 ; total 0 ; last 0)
total: 8000 unlinks in 15 seconds: 533.333313 unlinks/second
 - open/close 3303 (time 1767330324.58 total 10.01 last 329.99)
 - open/close 6410 (time 1767330334.58 total 20.01 last 310.60)
total: 8000 open/close in 26.42 seconds: 302.75 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 62 seconds
lru_size = 8005
ls -la is 40% faster with lru resize enabled
 - unlinked 0 (time 1767330412 ; total 0 ; last 0)
total: 8000 unlinks in 20 seconds: 400.000000 unlinks/second