$ cargo bench --bench ipc-benchmark -- --sample-size=1000 --measurement-time=15 --save-baseline samples-size-1000 Finished `bench` profile [optimized + debuginfo] target(s) in 0.15s Running src/bench.rs (/home/gh-zjp-CN/tmp/openoscamp-2025s/target/release/deps/ipc_benchmark-cff3ab0e907b92d2) Gnuplot not found, using plotters backend ipc_benchmark/ipc_benchmark_00_4B_epoll time: [5.1683 µs 5.1953 µs 5.2248 µs] change: [−15.518% +0.6672% +19.489%] (p = 0.95 > 0.05) No change in performance detected. Found 112 outliers among 1000 measurements (11.20%) 46 (4.60%) high mild 66 (6.60%) high severe ipc_benchmark/ipc_benchmark_00_4B_evering time: [372.73 ns 374.08 ns 375.45 ns] change: [−0.1135% +0.7666% +1.8445%] (p = 0.15 > 0.05) No change in performance detected. Found 28 outliers among 1000 measurements (2.80%) 1 (0.10%) low mild 17 (1.70%) high mild 10 (1.00%) high severe ipc_benchmark/ipc_benchmark_00_4B_io_uring time: [5.3524 µs 5.4024 µs 5.4560 µs] change: [−9.9472% −1.1944% +8.1528%] (p = 0.81 > 0.05) No change in performance detected. Found 109 outliers among 1000 measurements (10.90%) 49 (4.90%) high mild 60 (6.00%) high severe ipc_benchmark/ipc_benchmark_00_4B_shmipc time: [1.1656 µs 1.1772 µs 1.1899 µs] change: [−14.677% +13.240% +51.063%] (p = 0.42 > 0.05) No change in performance detected. Found 127 outliers among 1000 measurements (12.70%) 42 (4.20%) high mild 85 (8.50%) high severe ipc_benchmark/ipc_benchmark_01_64B_epoll time: [5.1718 µs 5.1947 µs 5.2189 µs] change: [−14.479% +1.0943% +19.606%] (p = 0.91 > 0.05) No change in performance detected. Found 103 outliers among 1000 measurements (10.30%) 43 (4.30%) high mild 60 (6.00%) high severe ipc_benchmark/ipc_benchmark_01_64B_evering time: [382.60 ns 383.93 ns 385.29 ns] change: [−2.3850% −1.5947% −0.8568%] (p = 0.00 < 0.05) Change within noise threshold. Found 18 outliers among 1000 measurements (1.80%) 13 (1.30%) high mild 5 (0.50%) high severe ipc_benchmark/ipc_benchmark_01_64B_io_uring time: [5.3686 µs 5.4186 µs 5.4710 µs] change: [−10.252% −1.4172% +7.5558%] (p = 0.77 > 0.05) No change in performance detected. Found 112 outliers among 1000 measurements (11.20%) 44 (4.40%) high mild 68 (6.80%) high severe ipc_benchmark/ipc_benchmark_01_64B_shmipc time: [1.1717 µs 1.1820 µs 1.1932 µs] change: [−25.892% −0.2836% +32.207%] (p = 0.99 > 0.05) No change in performance detected. Found 129 outliers among 1000 measurements (12.90%) 48 (4.80%) high mild 81 (8.10%) high severe ipc_benchmark/ipc_benchmark_02_512B_epoll time: [5.6086 µs 5.6326 µs 5.6578 µs] change: [−18.569% −0.3983% +19.481%] (p = 0.96 > 0.05) No change in performance detected. Found 110 outliers among 1000 measurements (11.00%) 37 (3.70%) high mild 73 (7.30%) high severe ipc_benchmark/ipc_benchmark_02_512B_evering time: [663.37 ns 665.36 ns 667.45 ns] change: [−1.1248% −0.3654% +0.4301%] (p = 0.37 > 0.05) No change in performance detected. Found 52 outliers among 1000 measurements (5.20%) 2 (0.20%) low severe 36 (3.60%) high mild 14 (1.40%) high severe ipc_benchmark/ipc_benchmark_02_512B_io_uring time: [5.2409 µs 5.2832 µs 5.3274 µs] change: [−9.2301% +0.2088% +9.9992%] (p = 0.97 > 0.05) No change in performance detected. Found 108 outliers among 1000 measurements (10.80%) 50 (5.00%) high mild 58 (5.80%) high severe ipc_benchmark/ipc_benchmark_02_512B_shmipc time: [1.3185 µs 1.3296 µs 1.3420 µs] change: [−24.242% −0.1099% +29.785%] (p = 1.00 > 0.05) No change in performance detected. Found 126 outliers among 1000 measurements (12.60%) 45 (4.50%) high mild 81 (8.10%) high severe ipc_benchmark/ipc_benchmark_03_1K_epoll time: [5.9913 µs 6.0181 µs 6.0470 µs] change: [−14.060% +1.3683% +20.138%] (p = 0.88 > 0.05) No change in performance detected. Found 117 outliers among 1000 measurements (11.70%) 45 (4.50%) high mild 72 (7.20%) high severe ipc_benchmark/ipc_benchmark_03_1K_evering time: [968.70 ns 971.71 ns 974.81 ns] change: [−1.5672% −0.7335% +0.1098%] (p = 0.09 > 0.05) No change in performance detected. Found 59 outliers among 1000 measurements (5.90%) 4 (0.40%) low severe 39 (3.90%) high mild 16 (1.60%) high severe ipc_benchmark/ipc_benchmark_03_1K_io_uring time: [5.4018 µs 5.4397 µs 5.4801 µs] change: [−10.485% +0.5418% +13.030%] (p = 0.93 > 0.05) No change in performance detected. Found 134 outliers among 1000 measurements (13.40%) 52 (5.20%) high mild 82 (8.20%) high severe ipc_benchmark/ipc_benchmark_03_1K_shmipc time: [1.8142 µs 1.8298 µs 1.8467 µs] change: [+5.5725% +37.618% +84.549%] (p = 0.03 < 0.05) Performance has regressed. Found 120 outliers among 1000 measurements (12.00%) 43 (4.30%) high mild 77 (7.70%) high severe ipc_benchmark/ipc_benchmark_04_4K_epoll time: [9.1684 µs 9.2101 µs 9.2543 µs] change: [−16.589% +0.1394% +19.779%] (p = 0.99 > 0.05) No change in performance detected. Found 98 outliers among 1000 measurements (9.80%) 39 (3.90%) high mild 59 (5.90%) high severe ipc_benchmark/ipc_benchmark_04_4K_evering time: [2.6362 µs 2.6456 µs 2.6562 µs] change: [−2.0313% −0.5919% +0.8587%] (p = 0.44 > 0.05) No change in performance detected. Found 97 outliers among 1000 measurements (9.70%) 13 (1.30%) low severe 52 (5.20%) high mild 32 (3.20%) high severe ipc_benchmark/ipc_benchmark_04_4K_io_uring time: [7.3625 µs 7.3940 µs 7.4304 µs] change: [−10.761% −0.4245% +11.417%] (p = 0.94 > 0.05) No change in performance detected. Found 160 outliers among 1000 measurements (16.00%) 38 (3.80%) high mild 122 (12.20%) high severe ipc_benchmark/ipc_benchmark_04_4K_shmipc time: [3.2238 µs 3.2499 µs 3.2847 µs] change: [−23.709% −8.2307% +10.291%] (p = 0.38 > 0.05) No change in performance detected. Found 119 outliers among 1000 measurements (11.90%) 46 (4.60%) high mild 73 (7.30%) high severe ipc_benchmark/ipc_benchmark_05_16K_epoll time: [18.927 µs 19.002 µs 19.079 µs] change: [−16.670% −1.5190% +15.722%] (p = 0.86 > 0.05) No change in performance detected. Found 104 outliers among 1000 measurements (10.40%) 1 (0.10%) low severe 17 (1.70%) low mild 30 (3.00%) high mild 56 (5.60%) high severe ipc_benchmark/ipc_benchmark_05_16K_evering time: [10.321 µs 10.360 µs 10.400 µs] change: [−1.2356% +0.8724% +3.0487%] (p = 0.43 > 0.05) No change in performance detected. Found 118 outliers among 1000 measurements (11.80%) 49 (4.90%) low severe 10 (1.00%) low mild 34 (3.40%) high mild 25 (2.50%) high severe ipc_benchmark/ipc_benchmark_05_16K_io_uring time: [16.071 µs 16.146 µs 16.225 µs] change: [−13.367% −0.8224% +12.080%] (p = 0.91 > 0.05) No change in performance detected. Found 170 outliers among 1000 measurements (17.00%) 14 (1.40%) low severe 24 (2.40%) low mild 26 (2.60%) high mild 106 (10.60%) high severe ipc_benchmark/ipc_benchmark_05_16K_shmipc time: [10.126 µs 10.162 µs 10.200 µs] change: [−8.4101% +0.8952% +11.329%] (p = 0.87 > 0.05) No change in performance detected. Found 118 outliers among 1000 measurements (11.80%) 13 (1.30%) low severe 9 (0.90%) low mild 42 (4.20%) high mild 54 (5.40%) high severe Benchmarking ipc_benchmark/ipc_benchmark_06_32K_epoll: Warming up for 3.0000 s Warning: Unable to complete 1000 samples in 15.0s. You may wish to increase target time to 15.3s, enable flat sampling, or reduce sample count to 700. ipc_benchmark/ipc_benchmark_06_32K_epoll time: [29.796 µs 30.000 µs 30.205 µs] change: [−20.418% −0.2019% +24.680%] (p = 0.99 > 0.05) No change in performance detected. Found 126 outliers among 1000 measurements (12.60%) 62 (6.20%) low mild 20 (2.00%) high mild 44 (4.40%) high severe ipc_benchmark/ipc_benchmark_06_32K_evering time: [19.565 µs 19.651 µs 19.737 µs] change: [−4.2851% −1.5378% +1.5608%] (p = 0.29 > 0.05) No change in performance detected. Found 146 outliers among 1000 measurements (14.60%) 97 (9.70%) low severe 17 (1.70%) low mild 27 (2.70%) high mild 5 (0.50%) high severe ipc_benchmark/ipc_benchmark_06_32K_io_uring time: [26.495 µs 26.604 µs 26.716 µs] change: [−8.0509% +0.6889% +10.692%] (p = 0.89 > 0.05) No change in performance detected. Found 144 outliers among 1000 measurements (14.40%) 51 (5.10%) low severe 12 (1.20%) low mild 26 (2.60%) high mild 55 (5.50%) high severe ipc_benchmark/ipc_benchmark_06_32K_shmipc time: [22.375 µs 22.459 µs 22.545 µs] change: [−8.0015% −0.5432% +7.9350%] (p = 0.91 > 0.05) No change in performance detected. Found 139 outliers among 1000 measurements (13.90%) 63 (6.30%) low severe 8 (0.80%) low mild 34 (3.40%) high mild 34 (3.40%) high severe Benchmarking ipc_benchmark/ipc_benchmark_07_64K_epoll: Warming up for 3.0000 s Warning: Unable to complete 1000 samples in 15.0s. You may wish to increase target time to 29.7s, enable flat sampling, or reduce sample count to 500. ipc_benchmark/ipc_benchmark_07_64K_epoll time: [53.489 µs 53.861 µs 54.234 µs] change: [−11.966% +0.8517% +15.767%] (p = 0.91 > 0.05) No change in performance detected. Found 148 outliers among 1000 measurements (14.80%) 115 (11.50%) low mild 10 (1.00%) high mild 23 (2.30%) high severe Benchmarking ipc_benchmark/ipc_benchmark_07_64K_evering: Warming up for 3.0000 s Warning: Unable to complete 1000 samples in 15.0s. You may wish to increase target time to 19.8s, enable flat sampling, or reduce sample count to 610. ipc_benchmark/ipc_benchmark_07_64K_evering time: [36.447 µs 36.718 µs 36.989 µs] change: [−5.7701% −1.4957% +2.9141%] (p = 0.50 > 0.05) No change in performance detected. Found 198 outliers among 1000 measurements (19.80%) 195 (19.50%) low mild 2 (0.20%) high mild 1 (0.10%) high severe Benchmarking ipc_benchmark/ipc_benchmark_07_64K_io_uring: Warming up for 3.0000 s Warning: Unable to complete 1000 samples in 15.0s. You may wish to increase target time to 26.5s, enable flat sampling, or reduce sample count to 530. ipc_benchmark/ipc_benchmark_07_64K_io_uring time: [48.202 µs 48.548 µs 48.895 µs] change: [−9.4105% +0.9066% +13.674%] (p = 0.88 > 0.05) No change in performance detected. Found 158 outliers among 1000 measurements (15.80%) 134 (13.40%) low mild 7 (0.70%) high mild 17 (1.70%) high severe Benchmarking ipc_benchmark/ipc_benchmark_07_64K_shmipc: Warming up for 3.0000 s Warning: Unable to complete 1000 samples in 15.0s. You may wish to increase target time to 20.1s, enable flat sampling, or reduce sample count to 610. ipc_benchmark/ipc_benchmark_07_64K_shmipc time: [39.258 µs 39.538 µs 39.826 µs] change: [−8.2042% +0.3584% +9.8315%] (p = 0.94 > 0.05) No change in performance detected. Found 209 outliers among 1000 measurements (20.90%) 100 (10.00%) low severe 55 (5.50%) low mild 40 (4.00%) high mild 14 (1.40%) high severe ipc_benchmark/ipc_benchmark_08_256K_epoll time: [79.368 µs 79.765 µs 80.178 µs] change: [+50.583% +54.282% +58.130%] (p = 0.00 < 0.05) Performance has regressed. Found 14 outliers among 1000 measurements (1.40%) 1 (0.10%) low mild 8 (0.80%) high mild 5 (0.50%) high severe ipc_benchmark/ipc_benchmark_08_256K_evering time: [505.61 ns 511.39 ns 519.73 ns] change: [−1.0091% +0.5746% +2.5142%] (p = 0.54 > 0.05) No change in performance detected. Found 106 outliers among 1000 measurements (10.60%) 13 (1.30%) high mild 93 (9.30%) high severe ipc_benchmark/ipc_benchmark_08_256K_io_uring time: [44.079 µs 45.429 µs 46.780 µs] Found 1 outliers among 1000 measurements (0.10%) 1 (0.10%) high mild ipc_benchmark/ipc_benchmark_08_256K_shmipc time: [10.526 µs 10.627 µs 10.779 µs] Found 152 outliers among 1000 measurements (15.20%) 41 (4.10%) low severe 58 (5.80%) low mild 33 (3.30%) high mild 20 (2.00%) high severe ipc_benchmark/ipc_benchmark_09_512K_epoll time: [154.03 µs 157.07 µs 160.12 µs] ipc_benchmark/ipc_benchmark_09_512K_evering time: [992.44 ns 997.68 ns 1.0033 µs] Found 97 outliers among 1000 measurements (9.70%) 19 (1.90%) high mild 78 (7.80%) high severe ipc_benchmark/ipc_benchmark_09_512K_io_uring time: [107.02 µs 110.66 µs 114.36 µs] Found 11 outliers among 1000 measurements (1.10%) 11 (1.10%) high mild ipc_benchmark/ipc_benchmark_09_512K_shmipc time: [21.516 µs 21.644 µs 21.781 µs] Found 136 outliers among 1000 measurements (13.60%) 28 (2.80%) low severe 53 (5.30%) low mild 36 (3.60%) high mild 19 (1.90%) high severe ipc_benchmark/ipc_benchmark_10_1M_epoll time: [153.70 µs 154.39 µs 155.17 µs] Found 85 outliers among 1000 measurements (8.50%) 1 (0.10%) low mild 42 (4.20%) high mild 42 (4.20%) high severe ipc_benchmark/ipc_benchmark_10_1M_evering time: [1.9778 µs 2.0026 µs 2.0391 µs] Found 83 outliers among 1000 measurements (8.30%) 16 (1.60%) high mild 67 (6.70%) high severe ipc_benchmark/ipc_benchmark_10_1M_io_uring time: [105.21 µs 106.70 µs 108.65 µs] Found 70 outliers among 1000 measurements (7.00%) 3 (0.30%) low mild 37 (3.70%) high mild 30 (3.00%) high severe ipc_benchmark/ipc_benchmark_10_1M_shmipc time: [43.676 µs 43.878 µs 44.090 µs] Found 111 outliers among 1000 measurements (11.10%) 33 (3.30%) low severe 38 (3.80%) low mild 22 (2.20%) high mild 18 (1.80%) high severe ipc_benchmark/ipc_benchmark_11_4M_epoll time: [527.74 µs 530.50 µs 533.33 µs] Found 7 outliers among 1000 measurements (0.70%) 6 (0.60%) high mild 1 (0.10%) high severe ipc_benchmark/ipc_benchmark_11_4M_evering time: [7.3414 µs 7.6285 µs 8.0711 µs] Found 158 outliers among 1000 measurements (15.80%) 33 (3.30%) high mild 125 (12.50%) high severe ipc_benchmark/ipc_benchmark_11_4M_io_uring time: [412.55 µs 429.52 µs 447.97 µs] Found 164 outliers among 1000 measurements (16.40%) 47 (4.70%) high mild 117 (11.70%) high severe ipc_benchmark/ipc_benchmark_11_4M_shmipc time: [175.94 µs 177.25 µs 178.86 µs] Found 111 outliers among 1000 measurements (11.10%) 14 (1.40%) low severe 5 (0.50%) low mild 50 (5.00%) high mild 42 (4.20%) high severe