== sanity test 124b: lru resize (performance test) ================================================================================= 07:40:32 (1773229232)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3256 (time 1773229245.16 total 10.00 last 325.51)
 - open/close 6188 (time 1773229255.17 total 20.01 last 293.08)
total: 8000 open/close in 24.91 seconds: 321.16 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 104 seconds
lru_size = 400
 - unlinked 0 (time 1773229367 ; total 0 ; last 0)
total: 8000 unlinks in 19 seconds: 421.052643 unlinks/second
 - open/close 2786 (time 1773229398.17 total 10.00 last 278.60)
 - open/close 5557 (time 1773229408.17 total 20.00 last 277.09)
total: 8000 open/close in 29.80 seconds: 268.43 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 70 seconds
lru_size = 8005
ls -la is 32% faster with lru resize enabled
 - unlinked 0 (time 1773229496 ; total 0 ; last 0)
total: 8000 unlinks in 19 seconds: 421.052643 unlinks/second