== sanity test 124b: lru resize (performance test) ================================================================================= 05:58:02 (1786183082)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 536 (time 1786183098.97 total 10.02 last 53.49)
 - open/close 1048 (time 1786183108.98 total 20.03 last 51.17)
 - open/close 1572 (time 1786183118.98 total 30.03 last 52.37)
 - open/close 2127 (time 1786183128.98 total 40.03 last 55.49)
 - open/close 2687 (time 1786183139.00 total 50.05 last 55.90)
 - open/close 3221 (time 1786183149.00 total 60.05 last 53.38)
 - open/close 3761 (time 1786183159.02 total 70.07 last 53.92)
 - open/close 4285 (time 1786183169.03 total 80.08 last 52.32)
 - open/close 4820 (time 1786183179.03 total 90.09 last 53.50)
 - open/close 5373 (time 1786183189.05 total 100.10 last 55.22)
 - open/close 5940 (time 1786183199.08 total 110.13 last 56.55)
 - open/close 6471 (time 1786183209.10 total 120.15 last 52.99)
 - open/close 7018 (time 1786183219.11 total 130.16 last 54.63)
 - open/close 7564 (time 1786183229.12 total 140.18 last 54.51)
total: 8000 open/close in 148.86 seconds: 53.74 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 209 seconds
lru_size = 400
 - unlinked 0 (time 1786183460 ; total 0 ; last 0)
total: 8000 unlinks in 157 seconds: 50.955414 unlinks/second
 - open/close 563 (time 1786183634.17 total 10.00 last 56.29)
 - open/close 1145 (time 1786183644.18 total 20.01 last 58.17)
 - open/close 1675 (time 1786183654.19 total 30.02 last 52.95)
 - open/close 2209 (time 1786183664.19 total 40.02 last 53.38)
 - open/close 2796 (time 1786183674.20 total 50.03 last 58.64)
 - open/close 3310 (time 1786183684.21 total 60.04 last 51.34)
 - open/close 3838 (time 1786183694.22 total 70.05 last 52.79)
 - open/close 4408 (time 1786183704.23 total 80.06 last 56.94)
 - open/close 4952 (time 1786183714.24 total 90.07 last 54.34)
 - open/close 5529 (time 1786183724.24 total 100.07 last 57.70)
 - open/close 6113 (time 1786183734.25 total 110.08 last 58.31)
 - open/close 6641 (time 1786183744.26 total 120.09 last 52.76)
 - open/close 7157 (time 1786183754.27 total 130.10 last 51.56)
 - open/close 7647 (time 1786183764.29 total 140.12 last 48.91)
total: 8000 open/close in 146.74 seconds: 54.52 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 134 seconds
lru_size = 8005
ls -la is 35% faster with lru resize enabled
 - unlinked 0 (time 1786183934 ; total 0 ; last 0)
total: 8000 unlinks in 107 seconds: 74.766357 unlinks/second