== sanity test 124b: lru resize (performance test) ================================================================================= 10:47:36 (1788878856)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3477 (time 1788878869.45 total 10.00 last 347.60)
 - open/close 7101 (time 1788878879.45 total 20.00 last 362.36)
total: 8000 open/close in 22.18 seconds: 360.65 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 63 seconds
lru_size = 400
 - unlinked 0 (time 1788878948 ; total 0 ; last 0)
total: 8000 unlinks in 14 seconds: 571.428589 unlinks/second
 - open/close 2508 (time 1788878973.86 total 10.00 last 250.78)
 - open/close 5347 (time 1788878983.86 total 20.00 last 283.81)
total: 8000 open/close in 28.37 seconds: 282.02 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 39 seconds
lru_size = 8005
ls -la is 38% faster with lru resize enabled
 - unlinked 0 (time 1788879037 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second