== sanity test 124b: lru resize (performance test) ================================================================================= 06:08:48 (1744538928)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2336 (time 1744538939.85 total 10.00 last 233.50)
 - open/close 4975 (time 1744538949.86 total 20.01 last 263.86)
 - open/close 7439 (time 1744538959.86 total 30.01 last 246.37)
total: 8000 open/close in 32.35 seconds: 247.27 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 102 seconds
lru_size = 400
 - unlinked 0 (time 1744539067 ; total 0 ; last 0)
total: 8000 unlinks in 24 seconds: 333.333344 unlinks/second
 - open/close 3838 (time 1744539102.80 total 10.00 last 383.76)
 - open/close 6272 (time 1744539112.80 total 20.00 last 243.35)
total: 8000 open/close in 26.27 seconds: 304.51 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 9 seconds
lru_size = 8005
ls -la is 91% faster with lru resize enabled
 - unlinked 0 (time 1744539134 ; total 0 ; last 0)
total: 8000 unlinks in 17 seconds: 470.588226 unlinks/second