== sanity test 124b: lru resize (performance test) ================================================================================= 15:13:33 (1782933213)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3952 (time 1782933224.64 total 10.00 last 395.11)
 - open/close 6950 (time 1782933234.64 total 20.00 last 299.79)
total: 8000 open/close in 22.43 seconds: 356.69 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 1782933308 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second
 - open/close 4317 (time 1782933332.54 total 10.00 last 431.61)
total: 8000 open/close in 18.43 seconds: 434.06 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 45 seconds
lru_size = 8005
ls -la is 33% faster with lru resize enabled
 - unlinked 0 (time 1782933392 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second