Schbench This is a benchmark of Schbench, a Linux kernel scheduler benchmark developed by Facebook/Meta.
To run this test with the Phoronix Test Suite , the basic command is: phoronix-test-suite benchmark schbench .
Test Created 6 February 2018
Last Updated 2 December 2022
Test Type System
Average Install Time 2 Seconds
Average Run Time 34 Seconds
Test Dependencies C/C++ Compiler Toolchain
Accolades 60k+ Downloads Public Result Uploads * Reported Installs ** Reported Test Completions ** Test Profile Page Views *** OpenBenchmarking.org Events Schbench Popularity Statistics pts/schbench 2018.02 2018.05 2018.08 2018.11 2019.02 2019.05 2019.08 2019.11 2020.02 2020.05 2020.08 2020.11 2021.02 2021.05 2021.08 2021.11 2022.02 2022.05 2022.08 2022.11 2023.02 2023.05 2023.08 2023.11 2024.02 2024.05 10K 20K 30K 40K 50K
* Uploading of benchmark result data to OpenBenchmarking.org is always optional (opt-in) via the Phoronix Test Suite for users wishing to share their results publicly. ** Data based on those opting to upload their test results to OpenBenchmarking.org and users enabling the opt-in anonymous statistics reporting while running benchmarks from an Internet-connected platform. *** Test profile page view reporting began March 2021. Data updated weekly as of 9 July 2024.
2 7.5% 16 8.5% 8 32.1% 128 6.7% 64 10.1% 4 8.3% 1 12.3% 256 6.7% 32 7.8% Message Threads Option Popularity OpenBenchmarking.org
Performance MetricsAnalyze Test Configuration: pts/schbench-1.1.x - Message Threads: 8 - Workers Per Message Thread: 4 (usec, 90.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 8 - Workers Per Message Thread: 4 (usec, 99.9th Latency Percentile) pts/schbench-1.1.x - Message Threads: 8 - Workers Per Message Thread: 4 (usec, 50.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 8 - Workers Per Message Thread: 4 (usec, 75.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 1 (usec, 50.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 1 (usec, 99.9th Latency Percentile) pts/schbench-1.1.x - Message Threads: 1 (usec, 90.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 1 (usec, 75.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 8 (usec, 90.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 8 (usec, 50.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 8 (usec, 99.9th Latency Percentile) pts/schbench-1.1.x - Message Threads: 64 (usec, 50.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 64 (usec, 75.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 64 (usec, 90.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 8 (usec, 75.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 64 (usec, 99.9th Latency Percentile) pts/schbench-1.1.x - Message Threads: 16 (usec, 75.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 16 (usec, 50.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 4 (usec, 50.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 16 (usec, 99.9th Latency Percentile) pts/schbench-1.1.x - Message Threads: 16 (usec, 90.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 4 (usec, 99.9th Latency Percentile) pts/schbench-1.1.x - Message Threads: 4 (usec, 90.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 2 (usec, 99.9th Latency Percentile) pts/schbench-1.1.x - Message Threads: 2 (usec, 50.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 32 (usec, 99.9th Latency Percentile) pts/schbench-1.1.x - Message Threads: 32 (usec, 90.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 4 (usec, 75.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 32 (usec, 75.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 32 (usec, 50.0th Latency Percentile) pts/schbench-1.1.x - Message Threads: 2 (usec, 90.0th Latency Percentile) pts/schbench-1.0.x - Message Threads: 2 - Workers Per Message Thread: 6 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 4 - Workers Per Message Thread: 8 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 8 - Workers Per Message Thread: 4 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 2 - Workers Per Message Thread: 2 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 8 - Workers Per Message Thread: 2 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 4 - Workers Per Message Thread: 4 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 8 - Workers Per Message Thread: 8 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 8 - Workers Per Message Thread: 6 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 6 - Workers Per Message Thread: 4 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 8 - Workers Per Message Thread: 16 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 2 - Workers Per Message Thread: 4 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 4 - Workers Per Message Thread: 2 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 6 - Workers Per Message Thread: 6 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 4 - Workers Per Message Thread: 6 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 16 - Workers Per Message Thread: 8 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 16 - Workers Per Message Thread: 16 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 6 - Workers Per Message Thread: 2 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 32 - Workers Per Message Thread: 16 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 2 - Workers Per Message Thread: 8 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 32 - Workers Per Message Thread: 32 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 32 - Workers Per Message Thread: 8 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 6 - Workers Per Message Thread: 8 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 4 - Workers Per Message Thread: 16 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 16 - Workers Per Message Thread: 24 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 16 - Workers Per Message Thread: 2 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 32 - Workers Per Message Thread: 2 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 16 - Workers Per Message Thread: 4 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 8 - Workers Per Message Thread: 24 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 8 - Workers Per Message Thread: 32 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 2 - Workers Per Message Thread: 16 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 6 - Workers Per Message Thread: 16 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 16 - Workers Per Message Thread: 32 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 32 - Workers Per Message Thread: 24 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 16 - Workers Per Message Thread: 6 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 4 - Workers Per Message Thread: 32 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 4 - Workers Per Message Thread: 24 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 32 - Workers Per Message Thread: 6 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 32 - Workers Per Message Thread: 4 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 2 - Workers Per Message Thread: 32 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 2 - Workers Per Message Thread: 24 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 6 - Workers Per Message Thread: 24 (usec, 99.9th Latency Percentile) pts/schbench-1.0.x - Message Threads: 6 - Workers Per Message Thread: 32 (usec, 99.9th Latency Percentile) Schbench 2021-09-09 Message Threads: 8 - Workers Per Message Thread: 4 OpenBenchmarking.org metrics for this test profile configuration based on 58 public results since 3 December 2022 with the latest data as of 13 July 2024 .
Additional benchmark metrics will come after OpenBenchmarking.org has collected a sufficient data-set.
OpenBenchmarking.org Distribution Of Public Results - Message Threads: 8 - Workers Per Message Thread: 4 58 Results Range From 11 To 7881 usec, 90.0th Latency Percentile 11 169 327 485 643 801 959 1117 1275 1433 1591 1749 1907 2065 2223 2381 2539 2697 2855 3013 3171 3329 3487 3645 3803 3961 4119 4277 4435 4593 4751 4909 5067 5225 5383 5541 5699 5857 6015 6173 6331 6489 6647 6805 6963 7121 7279 7437 7595 7753 7911 6 12 18 24 30
Based on OpenBenchmarking.org data, the selected test / test configuration (Schbench 2021-09-09 - Message Threads: 8 - Workers Per Message Thread: 4 ) has an average run-time of 4 minutes . By default this test profile is set to run at least 3 times but may increase if the standard deviation exceeds pre-defined defaults or other calculations deem additional runs necessary for greater statistical accuracy of the result.
OpenBenchmarking.org Minutes Time Required To Complete Benchmark Message Threads: 8 - Workers Per Message Thread: 4 Run-Time 3 6 9 12 15 Min: 2 / Avg: 4.33 / Max: 8
Based on public OpenBenchmarking.org results, the selected test / test configuration has an average standard deviation of 13.7% .
OpenBenchmarking.org Percent, Fewer Is Better Average Deviation Between Runs Message Threads: 8 - Workers Per Message Thread: 4 Deviation 13 26 39 52 65 Min: 0 / Avg: 13.7 / Max: 64
Tested CPU Architectures This benchmark has been successfully tested on the below mentioned architectures. The CPU architectures listed is where successful OpenBenchmarking.org result uploads occurred, namely for helping to determine if a given test is compatible with various alternative CPU architectures.
CPU Architecture
Kernel Identifier
Verified On
Intel / AMD x86 64-bit
x86_64
(Many Processors)
ARMv8 64-bit
aarch64
ARMv8 Cortex-A72 4-Core