== sanity test 124b: lru resize (performance test) ================================================================================= 03:35:59 (1747812959)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 4161 (time 1747812970.18 total 10.00 last 415.99)
total: 8000 open/close in 18.72 seconds: 427.32 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 64 seconds
lru_size = 400
 - unlinked 0 (time 1747813044 ; total 0 ; last 0)
total: 8000 unlinks in 17 seconds: 470.588226 unlinks/second
 - open/close 5089 (time 1747813072.28 total 10.00 last 508.85)
total: 8000 open/close in 15.91 seconds: 502.71 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 12 seconds
lru_size = 8005
ls -la is 81% faster with lru resize enabled
 - unlinked 0 (time 1747813095 ; total 0 ; last 0)
total: 8000 unlinks in 8 seconds: 1000.000000 unlinks/second