== sanity test 124b: lru resize (performance test) ================================================================================= 22:53:06 (1787107986)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3271 (time 1787107999.12 total 10.00 last 327.09)
 - open/close 6749 (time 1787108009.12 total 20.00 last 347.77)
total: 8000 open/close in 23.50 seconds: 340.42 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 67 seconds
lru_size = 400
 - unlinked 0 (time 1787108082 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second
 - open/close 4385 (time 1787108105.59 total 10.00 last 438.45)
 - open/close 7838 (time 1787108115.59 total 20.00 last 345.25)
total: 8000 open/close in 20.31 seconds: 393.80 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 43 seconds
lru_size = 8005
ls -la is 35% faster with lru resize enabled
 - unlinked 0 (time 1787108164 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second