== sanity test 124b: lru resize (performance test) ================================================================================= 01:03:49 (1764741829)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2394 (time 1764741841.83 total 10.00 last 239.32)
 - open/close 5078 (time 1764741851.84 total 20.00 last 268.37)
 - open/close 7756 (time 1764741861.84 total 30.01 last 267.67)
total: 8000 open/close in 30.88 seconds: 259.06 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 1764741934 ; total 0 ; last 0)
total: 8000 unlinks in 16 seconds: 500.000000 unlinks/second
 - open/close 3014 (time 1764741961.98 total 10.01 last 301.04)
 - open/close 6520 (time 1764741971.98 total 20.01 last 350.58)
total: 8000 open/close in 23.53 seconds: 339.96 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 1764742028 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second