== sanity test 124b: lru resize (performance test) ================================================================================= 22:16:23 (1768014983)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3774 (time 1768014995.86 total 10.00 last 377.34)
 - open/close 6058 (time 1768015005.88 total 20.02 last 228.04)
 - open/close 7805 (time 1768015015.88 total 30.02 last 174.66)
total: 8000 open/close in 30.85 seconds: 259.32 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 85 seconds
lru_size = 400
 - unlinked 0 (time 1768015106 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second
 - open/close 2963 (time 1768015130.84 total 10.00 last 296.26)
 - open/close 5980 (time 1768015140.84 total 20.00 last 301.60)
total: 8000 open/close in 29.21 seconds: 273.89 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 52 seconds
lru_size = 8005
ls -la is 38% faster with lru resize enabled
 - unlinked 0 (time 1768015211 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second