== sanity test 124b: lru resize (performance test) ================================================================================= 15:37:46 (1758742666)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 4294 (time 1758742678.63 total 10.00 last 429.38)
 - open/close 6735 (time 1758742688.63 total 20.00 last 244.08)
total: 8000 open/close in 22.81 seconds: 350.66 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 68 seconds
lru_size = 400
 - unlinked 0 (time 1758742762 ; total 0 ; last 0)
total: 8000 unlinks in 11 seconds: 727.272705 unlinks/second
 - open/close 4323 (time 1758742786.67 total 10.00 last 432.26)
total: 8000 open/close in 18.11 seconds: 441.70 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 39% faster with lru resize enabled
 - unlinked 0 (time 1758742842 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second