== sanity test 124b: lru resize (performance test) ================================================================================= 09:59:14 (1786197554)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 1544 (time 1786197566.73 total 10.00 last 154.35)
 - open/close 3749 (time 1786197576.74 total 20.01 last 220.43)
 - open/close 5770 (time 1786197586.74 total 30.01 last 202.03)
total: 8000 open/close in 38.44 seconds: 208.13 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 88 seconds
lru_size = 400
 - unlinked 0 (time 1786197687 ; total 0 ; last 0)
total: 8000 unlinks in 22 seconds: 363.636353 unlinks/second
 - open/close 1639 (time 1786197722.33 total 10.00 last 163.87)
 - open/close 3983 (time 1786197732.33 total 20.00 last 234.36)
 - open/close 6201 (time 1786197742.34 total 30.01 last 221.73)
total: 8000 open/close in 36.84 seconds: 217.16 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 75 seconds
lru_size = 8005
ls -la is 14% faster with lru resize enabled
 - unlinked 0 (time 1786197833 ; total 0 ; last 0)
total: 8000 unlinks in 19 seconds: 421.052643 unlinks/second