== sanity test 124b: lru resize (performance test) ================================================================================= 22:33:34 (1789612414)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 730 (time 1789612429.73 total 10.01 last 72.93)
 - open/close 1470 (time 1789612439.75 total 20.03 last 73.87)
 - open/close 2131 (time 1789612449.76 total 30.03 last 66.07)
 - open/close 2859 (time 1789612459.76 total 40.04 last 72.75)
 - open/close 3591 (time 1789612469.78 total 50.05 last 73.11)
 - open/close 4338 (time 1789612479.79 total 60.07 last 74.58)
 - open/close 5134 (time 1789612489.79 total 70.07 last 79.57)
 - open/close 5925 (time 1789612499.80 total 80.08 last 79.04)
 - open/close 6657 (time 1789612509.82 total 90.09 last 73.10)
 - open/close 7246 (time 1789612519.82 total 100.09 last 58.88)
 - open/close 7904 (time 1789612529.84 total 110.12 last 65.65)
total: 8000 open/close in 111.65 seconds: 71.65 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 156 seconds
lru_size = 400
 - unlinked 0 (time 1789612697 ; total 0 ; last 0)
total: 8000 unlinks in 128 seconds: 62.500000 unlinks/second
 - open/close 656 (time 1789612841.01 total 10.01 last 65.54)
 - open/close 1352 (time 1789612851.01 total 20.01 last 69.58)
 - open/close 2002 (time 1789612861.01 total 30.01 last 65.00)
 - open/close 2667 (time 1789612871.02 total 40.01 last 66.49)
 - open/close 3364 (time 1789612881.02 total 50.02 last 69.67)
 - open/close 4117 (time 1789612891.03 total 60.02 last 75.26)
 - open/close 4860 (time 1789612901.03 total 70.03 last 74.25)
 - open/close 5605 (time 1789612911.04 total 80.03 last 74.48)
 - open/close 6401 (time 1789612921.04 total 90.04 last 79.54)
 - open/close 7168 (time 1789612931.04 total 100.04 last 76.69)
 - open/close 7890 (time 1789612941.05 total 110.05 last 72.17)
total: 8000 open/close in 111.58 seconds: 71.70 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 96 seconds
lru_size = 8005
ls -la is 38% faster with lru resize enabled
 - unlinked 0 (time 1789613060 ; total 0 ; last 0)
total: 8000 unlinks in 75 seconds: 106.666664 unlinks/second