== sanity test 124b: lru resize (performance test) ================================================================================= 04:32:44 (1761294764)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 1882 (time 1761294775.90 total 10.01 last 188.10)
 - open/close 3688 (time 1761294785.91 total 20.01 last 180.44)
 - open/close 4683 (time 1761294795.92 total 30.02 last 99.45)
 - open/close 5982 (time 1761294805.92 total 40.02 last 129.86)
 - open/close 7014 (time 1761294815.92 total 50.03 last 103.18)
total: 8000 open/close in 55.76 seconds: 143.47 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 78 seconds
lru_size = 400
 - unlinked 0 (time 1761294903 ; total 0 ; last 0)
total: 8000 unlinks in 20 seconds: 400.000000 unlinks/second
 - open/close 2431 (time 1761294935.11 total 10.00 last 243.00)
 - open/close 4707 (time 1761294945.11 total 20.00 last 227.58)
 - open/close 7196 (time 1761294955.11 total 30.01 last 248.86)
total: 8000 open/close in 33.80 seconds: 236.69 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 46 seconds
lru_size = 8005
ls -la is 41% faster with lru resize enabled
 - unlinked 0 (time 1761295013 ; total 0 ; last 0)
total: 8000 unlinks in 19 seconds: 421.052643 unlinks/second