== sanity test 124b: lru resize (performance test) ================================================================================= 07:32:11 (1777030331)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3322 (time 1777030345.40 total 10.00 last 332.17)
 - open/close 5393 (time 1777030355.40 total 20.00 last 207.03)
total: 8000 open/close in 28.62 seconds: 279.53 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 82 seconds
lru_size = 400
 - unlinked 0 (time 1777030449 ; total 0 ; last 0)
total: 8000 unlinks in 17 seconds: 470.588226 unlinks/second
 - open/close 3741 (time 1777030478.29 total 10.00 last 374.08)
 - open/close 7703 (time 1777030488.29 total 20.00 last 396.14)
total: 8000 open/close in 20.75 seconds: 385.46 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 44 seconds
lru_size = 8005
ls -la is 46% faster with lru resize enabled
 - unlinked 0 (time 1777030541 ; total 0 ; last 0)
total: 8000 unlinks in 26 seconds: 307.692322 unlinks/second