== sanity test 124b: lru resize (performance test) ================================================================================= 05:12:12 (1780391532)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3942 (time 1780391545.08 total 10.00 last 394.13)
 - open/close 6418 (time 1780391555.08 total 20.00 last 247.56)
total: 8000 open/close in 23.64 seconds: 338.37 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 66 seconds
lru_size = 400
 - unlinked 0 (time 1780391627 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second
 - open/close 3743 (time 1780391651.52 total 10.00 last 374.22)
 - open/close 7515 (time 1780391661.53 total 20.00 last 377.14)
total: 8000 open/close in 21.12 seconds: 378.72 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 21% faster with lru resize enabled
 - unlinked 0 (time 1780391721 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second