Multichase Pointer Chaser

This is a benchmark of Google's multichase pointer chaser program.

To run this test with the Phoronix Test Suite, the basic command is: phoronix-test-suite benchmark multichase.

Project Site

github.com

Test Created

11 February 2016

Last Updated

7 April 2018

Test Maintainer

Michael Larabel 

Test Type

Processor

Average Install Time

2 Seconds

Average Run Time

1 Minute, 3 Seconds

Test Dependencies

C/C++ Compiler Toolchain

Accolades

70k+ Downloads

Supported Platforms


Public Result UploadsReported Installs*Test Completions*OpenBenchmarking.orgEventsMultichase Pointer Chaser Popularity Statisticspts/multichase2016.022016.042016.062016.082016.102016.122017.022017.042017.062017.082017.102017.122018.022018.042018.062018.082018.102018.122019.022019.042019.062019.082019.102019.122020.022020.042020.062020.082020.102020.122021.022021.049001800270036004500
* 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.
Data current as of Mon, 12 Apr 2021 02:04:39 GMT.
1GB Array, 256 Byte Stride16.0%4MB Array, 64 Byte Stride16.9%1GB Array, 256 Byte Stride, 4 Threads29.7%1GB Array, 256 Byte Stride, 2 Threads15.7%256MB Array, 256 Byte Stride21.7%Test Option PopularityOpenBenchmarking.org

Revision History

pts/multichase-1.0.2   [View Source]   Sat, 07 Apr 2018 21:15:36 GMT
Multichase appears to only work on Linux.

pts/multichase-1.0.1   [View Source]   Wed, 04 Jan 2017 11:17:48 GMT
Fix for multichase on GCC6

pts/multichase-1.0.0   [View Source]   Thu, 11 Feb 2016 11:28:28 GMT
Initial commit of Google multichase pointer chasing benchmark.

Suites Using This Test

CPU Massive

Single-Threaded


Performance Metrics

Analyze Test Configuration:

Multichase Pointer Chaser

Test: 1GB Array, 256 Byte Stride, 4 Threads

OpenBenchmarking.org metrics for this test profile configuration based on 362 public results since 11 February 2016 with the latest data as of 1 April 2021.

Below is an overview of the generalized performance for components where there is sufficient statistically significant data based upon user-uploaded results. It is important to keep in mind particularly in the Linux/open-source space there can be vastly different OS configurations, with this overview intended to offer just general guidance as to the performance expectations.

Component
Percentile Rank
# Matching Public Results
ns (Average)
98th
4
48 +/- 1
97th
10
49 +/- 2
93rd
8
52 +/- 7
92nd
5
54 +/- 1
88th
5
60 +/- 2
85th
3
63 +/- 6
76th
16
66 +/- 2
76th
11
66 +/- 1
Mid-Tier
75th
> 66
74th
6
67 +/- 1
67th
4
69 +/- 2
64th
3
70 +/- 1
Median
50th
73
49th
4
73 +/- 1
Low-Tier
25th
> 85
10th
3
105 +/- 6
2nd
4
157 +/- 3
OpenBenchmarking.orgDistribution Of Public Results - Test: 1GB Array, 256 Byte Stride, 4 Threads362 Results Range From 46 To 196 ns4658708294106118130142154166178190202306090120150

Based on OpenBenchmarking.org data, the selected test / test configuration (Multichase Pointer Chaser - Test: 1GB Array, 256 Byte Stride, 4 Threads) has an average run-time of 2 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.orgMinutesTime Required To Complete BenchmarkTest: 1GB Array, 256 Byte Stride, 4 ThreadsRun-Time246810Min: 1 / Avg: 1 / Max: 1

Based on public OpenBenchmarking.org results, the selected test / test configuration has an average standard deviation of 0.3%.

OpenBenchmarking.orgPercent, Fewer Is BetterAverage Deviation Between RunsTest: 1GB Array, 256 Byte Stride, 4 ThreadsDeviation246810Min: 0 / Avg: 0.31 / Max: 4

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