== sanity test 124b: lru resize (performance test) ================================================================================= 23:47:29 (1743738449)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2262 (time 1743738461.29 total 10.00 last 226.18)
 - open/close 4495 (time 1743738471.29 total 20.00 last 223.28)
 - open/close 6698 (time 1743738481.29 total 30.00 last 220.26)
total: 8000 open/close in 35.89 seconds: 222.88 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 108 seconds
lru_size = 400
 - unlinked 0 (time 1743738598 ; total 0 ; last 0)
total: 8000 unlinks in 34 seconds: 235.294113 unlinks/second
 - open/close 2258 (time 1743738643.90 total 10.00 last 225.80)
 - open/close 4511 (time 1743738653.90 total 20.00 last 225.24)
 - open/close 6779 (time 1743738663.91 total 30.01 last 226.72)
total: 8000 open/close in 35.09 seconds: 228.02 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 12 seconds
lru_size = 8005
ls -la is 88% faster with lru resize enabled
 - unlinked 0 (time 1743738687 ; total 0 ; last 0)
total: 8000 unlinks in 19 seconds: 421.052643 unlinks/second