== sanity test 124b: lru resize (performance test) ================================================================================= 09:18:20 (1786972700)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 674 (time 1786972716.59 total 10.00 last 67.40)
 - open/close 1350 (time 1786972726.59 total 20.00 last 67.60)
 - open/close 2000 (time 1786972736.60 total 30.01 last 64.96)
 - open/close 2646 (time 1786972746.60 total 40.01 last 64.58)
 - open/close 3276 (time 1786972756.61 total 50.01 last 62.97)
 - open/close 3963 (time 1786972766.61 total 60.02 last 68.68)
 - open/close 4640 (time 1786972776.62 total 70.03 last 67.59)
 - open/close 5373 (time 1786972786.63 total 80.04 last 73.26)
 - open/close 6074 (time 1786972796.64 total 90.05 last 70.00)
 - open/close 6750 (time 1786972806.65 total 100.06 last 67.53)
 - open/close 7495 (time 1786972816.66 total 110.07 last 74.45)
total: 8000 open/close in 117.15 seconds: 68.29 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 162 seconds
lru_size = 400
 - unlinked 0 (time 1786972995 ; total 0 ; last 0)
total: 8000 unlinks in 112 seconds: 71.428574 unlinks/second
 - open/close 749 (time 1786973122.34 total 10.01 last 74.83)
 - open/close 1400 (time 1786973132.34 total 20.02 last 65.06)
 - open/close 2071 (time 1786973142.35 total 30.02 last 67.06)
 - open/close 2824 (time 1786973152.35 total 40.02 last 75.28)
 - open/close 3571 (time 1786973162.36 total 50.03 last 74.64)
 - open/close 4344 (time 1786973172.36 total 60.03 last 77.28)
 - open/close 5106 (time 1786973182.37 total 70.04 last 76.13)
 - open/close 5909 (time 1786973192.38 total 80.05 last 80.21)
 - open/close 6683 (time 1786973202.38 total 90.06 last 77.39)
 - open/close 7361 (time 1786973212.40 total 100.07 last 67.68)
 - open/close 7951 (time 1786973222.42 total 110.10 last 58.85)
total: 8000 open/close in 110.98 seconds: 72.08 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 82 seconds
lru_size = 8005
ls -la is 49% faster with lru resize enabled
 - unlinked 0 (time 1786973328 ; total 0 ; last 0)
total: 8000 unlinks in 74 seconds: 108.108109 unlinks/second