== sanity test 124b: lru resize (performance test) ================================================================================= 02:11:23 (1761977483)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 1968 (time 1761977496.29 total 10.02 last 196.40)
 - open/close 3512 (time 1761977506.30 total 20.03 last 154.33)
 - open/close 5511 (time 1761977516.30 total 30.03 last 199.85)
total: 8000 open/close in 37.83 seconds: 211.45 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 88 seconds
lru_size = 400
 - unlinked 0 (time 1761977615 ; total 0 ; last 0)
total: 8000 unlinks in 15 seconds: 533.333313 unlinks/second
 - open/close 2602 (time 1761977641.90 total 10.00 last 260.11)
 - open/close 4872 (time 1761977651.91 total 20.01 last 226.90)
 - open/close 7007 (time 1761977661.91 total 30.01 last 213.41)
total: 8000 open/close in 34.77 seconds: 230.08 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 54 seconds
lru_size = 8005
ls -la is 38% faster with lru resize enabled
 - unlinked 0 (time 1761977730 ; total 0 ; last 0)
total: 8000 unlinks in 20 seconds: 400.000000 unlinks/second