== sanity test 124b: lru resize (performance test) ================================================================================= 12:53:25 (1754412805)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 4473 (time 1754412819.09 total 10.00 last 447.30)
 - open/close 7289 (time 1754412829.09 total 20.00 last 281.58)
total: 8000 open/close in 21.53 seconds: 371.54 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 70 seconds
lru_size = 400
 - unlinked 0 (time 1754412903 ; total 0 ; last 0)
total: 8000 unlinks in 11 seconds: 727.272705 unlinks/second
 - open/close 4349 (time 1754412926.93 total 10.00 last 434.82)
total: 8000 open/close in 17.67 seconds: 452.76 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 41 seconds
lru_size = 8005
ls -la is 41% faster with lru resize enabled
 - unlinked 0 (time 1754412982 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second