== sanity test 124b: lru resize (performance test) ================================================================================= 18:05:09 (1760133909)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2763 (time 1760133922.80 total 10.00 last 276.30)
 - open/close 5798 (time 1760133932.80 total 20.00 last 303.44)
total: 8000 open/close in 26.52 seconds: 301.63 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 1760134024 ; total 0 ; last 0)
total: 8000 unlinks in 14 seconds: 571.428589 unlinks/second
 - open/close 3730 (time 1760134052.76 total 10.00 last 372.89)
 - open/close 7661 (time 1760134062.76 total 20.00 last 393.07)
total: 8000 open/close in 20.84 seconds: 383.84 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 61 seconds
lru_size = 8005
ls -la is 25% faster with lru resize enabled
 - unlinked 0 (time 1760134132 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second