== sanity test 124b: lru resize (performance test) ================================================================================= 11:06:31 (1773241591)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2550 (time 1773241604.44 total 10.00 last 254.97)
 - open/close 5445 (time 1773241614.45 total 20.01 last 289.24)
total: 8000 open/close in 28.56 seconds: 280.15 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 100 seconds
lru_size = 400
 - unlinked 0 (time 1773241728 ; total 0 ; last 0)
total: 8000 unlinks in 14 seconds: 571.428589 unlinks/second
 - open/close 2993 (time 1773241753.70 total 10.00 last 299.21)
 - open/close 5583 (time 1773241763.70 total 20.00 last 258.97)
total: 8000 open/close in 29.58 seconds: 270.45 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 47% faster with lru resize enabled
 - unlinked 0 (time 1773241835 ; total 0 ; last 0)
total: 8000 unlinks in 16 seconds: 500.000000 unlinks/second