== sanity test 124b: lru resize (performance test) ================================================================================= 23:14:10 (1778296450)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 4027 (time 1778296461.50 total 10.00 last 402.59)
 - open/close 6425 (time 1778296471.50 total 20.00 last 239.76)
total: 8000 open/close in 23.76 seconds: 336.67 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 73 seconds
lru_size = 400
 - unlinked 0 (time 1778296551 ; total 0 ; last 0)
total: 8000 unlinks in 14 seconds: 571.428589 unlinks/second
 - open/close 3963 (time 1778296576.87 total 10.00 last 396.25)
total: 8000 open/close in 19.71 seconds: 405.96 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 42 seconds
lru_size = 8005
ls -la is 42% faster with lru resize enabled
 - unlinked 0 (time 1778296636 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second