== sanity test 124b: lru resize (performance test) ================================================================================= 02:49:19 (1732434559)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 5058 (time 1732434570.85 total 10.00 last 505.76)
total: 8000 open/close in 15.71 seconds: 509.22 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 56 seconds
lru_size = 400
 - unlinked 0 (time 1732434635 ; total 1 ; last 1)
total: 8000 unlinks in 15 seconds: 533.333313 unlinks/second
 - open/close 5324 (time 1732434660.09 total 10.00 last 532.38)
total: 8000 open/close in 15.21 seconds: 526.05 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 78% faster with lru resize enabled
 - unlinked 0 (time 1732434682 ; total 0 ; last 0)
total: 8000 unlinks in 9 seconds: 888.888916 unlinks/second