== sanity test 124b: lru resize (performance test) ================================================================================= 16:25:04 (1773692704)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2278 (time 1773692716.64 total 10.00 last 227.76)
 - open/close 4645 (time 1773692726.65 total 20.00 last 236.62)
total: 8000 open/close in 28.28 seconds: 282.87 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 1773692847 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second
 - open/close 4181 (time 1773692871.23 total 10.00 last 418.08)
 - open/close 7741 (time 1773692881.23 total 20.00 last 355.96)
total: 8000 open/close in 20.52 seconds: 389.92 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 53 seconds
lru_size = 8005
ls -la is 50% faster with lru resize enabled
 - unlinked 0 (time 1773692943 ; total 0 ; last 0)
total: 8000 unlinks in 17 seconds: 470.588226 unlinks/second