== sanity test 124b: lru resize (performance test) ================================================================================= 23:58:34 (1735102714)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 5224 (time 1735102725.65 total 10.00 last 522.35)
total: 8000 open/close in 15.46 seconds: 517.43 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 75 seconds
lru_size = 400
 - unlinked 0 (time 1735102807 ; total 0 ; last 0)
total: 8000 unlinks in 17 seconds: 470.588226 unlinks/second
 - open/close 4214 (time 1735102835.48 total 10.00 last 421.38)
total: 8000 open/close in 17.50 seconds: 457.16 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 10 seconds
lru_size = 8006
ls -la is 86% faster with lru resize enabled
 - unlinked 0 (time 1735102857 ; total 0 ; last 0)
total: 8000 unlinks in 9 seconds: 888.888916 unlinks/second