== sanity test 124b: lru resize (performance test) ================================================================================= 15:43:40 (1785959020)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
striped dir -i0 -c2 -H crush2  /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 1003 (time 1785959036.01 total 10.01 last 100.22)
 - open/close 2085 (time 1785959046.02 total 20.02 last 108.08)
 - open/close 2846 (time 1785959056.04 total 30.03 last 76.00)
 - open/close 3762 (time 1785959066.04 total 40.03 last 91.59)
 - open/close 4546 (time 1785959076.05 total 50.04 last 78.32)
 - open/close 5135 (time 1785959086.07 total 60.07 last 58.77)
 - open/close 5677 (time 1785959096.07 total 70.07 last 54.19)
 - open/close 6087 (time 1785959106.08 total 80.08 last 40.96)
 - open/close 6613 (time 1785959116.09 total 90.09 last 52.56)
 - open/close 7214 (time 1785959126.10 total 100.10 last 60.03)
 - open/close 7836 (time 1785959136.12 total 110.11 last 62.12)
total: 8000 open/close in 113.94 seconds: 70.21 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 136 seconds
lru_size = 400
400
 - unlinked 0 (time 1785959293 ; total 0 ; last 0)
total: 8000 unlinks in 115 seconds: 69.565216 unlinks/second
striped dir -i0 -c2 -H fnv_1a_64  /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 530 (time 1785959424.90 total 10.00 last 53.00)
 - open/close 1089 (time 1785959434.91 total 20.01 last 55.83)
 - open/close 1758 (time 1785959444.92 total 30.02 last 66.87)
 - open/close 2783 (time 1785959454.94 total 40.04 last 102.31)
 - open/close 3355 (time 1785959464.94 total 50.04 last 57.16)
 - open/close 4209 (time 1785959474.95 total 60.05 last 85.38)
 - open/close 4687 (time 1785959484.95 total 70.06 last 47.76)
 - open/close 5427 (time 1785959494.97 total 80.07 last 73.88)
 - open/close 5939 (time 1785959504.99 total 90.09 last 51.12)
 - open/close 6413 (time 1785959515.00 total 100.10 last 47.34)
 - open/close 6757 (time 1785959525.08 total 110.18 last 34.11)
 - open/close 7214 (time 1785959535.09 total 120.19 last 45.68)
 - open/close 7795 (time 1785959545.10 total 130.20 last 58.05)
total: 8000 open/close in 134.35 seconds: 59.55 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 136 seconds
lru_size = 4006
4001
lru resize performs the same with no lru resize
 - unlinked 0 (time 1785959719 ; total 0 ; last 0)
total: 8000 unlinks in 75 seconds: 106.666664 unlinks/second