== sanity test 124b: lru resize (performance test) ================================================================================= 23:56:26 (1735102586)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 4949 (time 1735102598.12 total 10.00 last 494.90)
total: 8000 open/close in 16.19 seconds: 494.01 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 60 seconds
lru_size = 400
 - unlinked 0 (time 1735102666 ; total 0 ; last 0)
total: 8000 unlinks in 16 seconds: 500.000000 unlinks/second
 - open/close 5077 (time 1735102692.94 total 10.00 last 507.63)
total: 8000 open/close in 15.83 seconds: 505.30 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 11 seconds
lru_size = 8005
ls -la is 81% faster with lru resize enabled
 - unlinked 0 (time 1735102714 ; total 0 ; last 0)
total: 8000 unlinks in 9 seconds: 888.888916 unlinks/second