== sanity test 124b: lru resize (performance test) ================================================================================= 14:20:16 (1750184416)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 1648 (time 1750184428.59 total 10.01 last 164.71)
 - open/close 3533 (time 1750184438.59 total 20.01 last 188.44)
 - open/close 5223 (time 1750184448.59 total 30.01 last 168.99)
 - open/close 6939 (time 1750184458.59 total 40.01 last 171.52)
total: 8000 open/close in 45.67 seconds: 175.17 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 130 seconds
lru_size = 400
 - unlinked 0 (time 1750184597 ; total 0 ; last 0)
total: 8000 unlinks in 47 seconds: 170.212769 unlinks/second
 - open/close 2023 (time 1750184656.04 total 10.00 last 202.21)
 - open/close 4106 (time 1750184666.04 total 20.00 last 208.29)
 - open/close 6070 (time 1750184676.04 total 30.01 last 196.36)
total: 8000 open/close in 38.91 seconds: 205.62 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 22 seconds
lru_size = 8005
ls -la is 83% faster with lru resize enabled
 - unlinked 0 (time 1750184713 ; total 0 ; last 0)
total: 8000 unlinks in 23 seconds: 347.826080 unlinks/second