Add GitHub Actions workflow, baseline results, and documentation for performance benchmarks

Co-authored-by: adamhathcock <527620+adamhathcock@users.noreply.github.com>
This commit is contained in:
copilot-swe-agent[bot]
2026-02-05 13:32:23 +00:00
parent 2541c09973
commit ca262920c8
20 changed files with 251 additions and 2128 deletions

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@@ -0,0 +1,66 @@
name: Performance Benchmarks
on:
push:
branches:
- 'master'
- 'release'
pull_request:
branches:
- 'master'
- 'release'
workflow_dispatch:
permissions:
contents: read
jobs:
benchmark:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v6
with:
fetch-depth: 0
- uses: actions/setup-dotnet@v5
with:
dotnet-version: 10.0.x
- name: Build Performance Project
run: dotnet build tests/SharpCompress.Performance/SharpCompress.Performance.csproj --configuration Release
- name: Run Benchmarks
run: dotnet run --project tests/SharpCompress.Performance/SharpCompress.Performance.csproj --configuration Release --no-build -- --filter "*" --exporters json markdown --artifacts benchmark-results
continue-on-error: true
- name: Display Benchmark Results
if: always()
run: |
echo "## Benchmark Results" >> $GITHUB_STEP_SUMMARY
echo "" >> $GITHUB_STEP_SUMMARY
if [ -d "benchmark-results/results" ]; then
for file in benchmark-results/results/*-report-github.md; do
if [ -f "$file" ]; then
cat "$file" >> $GITHUB_STEP_SUMMARY
echo "" >> $GITHUB_STEP_SUMMARY
fi
done
fi
- name: Compare with Baseline
if: always()
run: |
echo "## Comparison with Baseline" >> $GITHUB_STEP_SUMMARY
echo "" >> $GITHUB_STEP_SUMMARY
echo "Baseline results are stored in tests/SharpCompress.Performance/baseline-results.md" >> $GITHUB_STEP_SUMMARY
echo "" >> $GITHUB_STEP_SUMMARY
echo "### Baseline Results" >> $GITHUB_STEP_SUMMARY
cat tests/SharpCompress.Performance/baseline-results.md >> $GITHUB_STEP_SUMMARY || echo "Baseline file not found" >> $GITHUB_STEP_SUMMARY
- name: Upload Benchmark Results
if: always()
uses: actions/upload-artifact@v6
with:
name: benchmark-results
path: benchmark-results/

1
.gitignore vendored
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@@ -17,6 +17,7 @@ tests/TestArchives/*/Scratch2
tools
.idea/
artifacts/
BenchmarkDotNet.Artifacts/
.DS_Store
*.snupkg

File diff suppressed because it is too large Load Diff

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```
BenchmarkDotNet v0.14.0, Ubuntu 24.04.3 LTS (Noble Numbat)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.102
[Host] : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Dry : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
UnrollFactor=1 WarmupCount=1
```
| Method | Job | Toolchain | InvocationCount | IterationCount | LaunchCount | RunStrategy | Mean | Error | StdDev | Allocated |
|------------------------- |----------- |----------------------- |---------------- |--------------- |------------ |------------ |-----------:|-----------:|----------:|----------:|
| &#39;GZip: Compress 100KB&#39; | Job-QHCVAS | InProcessEmitToolchain | 1 | 3 | Default | Default | 6,080.9 μs | 1,949.7 μs | 106.87 μs | 523.98 KB |
| &#39;GZip: Decompress 100KB&#39; | Job-QHCVAS | InProcessEmitToolchain | 1 | 3 | Default | Default | 428.4 μs | 364.3 μs | 19.97 μs | 37.74 KB |
| &#39;GZip: Compress 100KB&#39; | Dry | Default | Default | 1 | 1 | ColdStart | 6,951.5 μs | NA | 0.00 μs | 521.07 KB |
| &#39;GZip: Decompress 100KB&#39; | Dry | Default | Default | 1 | 1 | ColdStart | 6,179.5 μs | NA | 0.00 μs | 34.51 KB |

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Method,Job,AnalyzeLaunchVariance,EvaluateOverhead,MaxAbsoluteError,MaxRelativeError,MinInvokeCount,MinIterationTime,OutlierMode,Affinity,EnvironmentVariables,Jit,LargeAddressAware,Platform,PowerPlanMode,Runtime,AllowVeryLargeObjects,Concurrent,CpuGroups,Force,HeapAffinitizeMask,HeapCount,NoAffinitize,RetainVm,Server,Arguments,BuildConfiguration,Clock,EngineFactory,NuGetReferences,Toolchain,IsMutator,InvocationCount,IterationCount,IterationTime,LaunchCount,MaxIterationCount,MaxWarmupIterationCount,MemoryRandomization,MinIterationCount,MinWarmupIterationCount,RunStrategy,UnrollFactor,WarmupCount,Mean,Error,StdDev,Allocated
'GZip: Compress 100KB',Job-QHCVAS,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,InProcessEmitToolchain,Default,1,3,Default,Default,Default,Default,Default,Default,Default,Default,1,1,"6,080.9 μs","1,949.7 μs",106.87 μs,523.98 KB
'GZip: Decompress 100KB',Job-QHCVAS,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,InProcessEmitToolchain,Default,1,3,Default,Default,Default,Default,Default,Default,Default,Default,1,1,428.4 μs,364.3 μs,19.97 μs,37.74 KB
'GZip: Compress 100KB',Dry,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,Default,Default,Default,1,Default,1,Default,Default,Default,Default,Default,ColdStart,1,1,"6,951.5 μs",NA,0.00 μs,521.07 KB
'GZip: Decompress 100KB',Dry,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,Default,Default,Default,1,Default,1,Default,Default,Default,Default,Default,ColdStart,1,1,"6,179.5 μs",NA,0.00 μs,34.51 KB
1 Method Job AnalyzeLaunchVariance EvaluateOverhead MaxAbsoluteError MaxRelativeError MinInvokeCount MinIterationTime OutlierMode Affinity EnvironmentVariables Jit LargeAddressAware Platform PowerPlanMode Runtime AllowVeryLargeObjects Concurrent CpuGroups Force HeapAffinitizeMask HeapCount NoAffinitize RetainVm Server Arguments BuildConfiguration Clock EngineFactory NuGetReferences Toolchain IsMutator InvocationCount IterationCount IterationTime LaunchCount MaxIterationCount MaxWarmupIterationCount MemoryRandomization MinIterationCount MinWarmupIterationCount RunStrategy UnrollFactor WarmupCount Mean Error StdDev Allocated
2 'GZip: Compress 100KB' Job-QHCVAS False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default InProcessEmitToolchain Default 1 3 Default Default Default Default Default Default Default Default 1 1 6,080.9 μs 1,949.7 μs 106.87 μs 523.98 KB
3 'GZip: Decompress 100KB' Job-QHCVAS False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default InProcessEmitToolchain Default 1 3 Default Default Default Default Default Default Default Default 1 1 428.4 μs 364.3 μs 19.97 μs 37.74 KB
4 'GZip: Compress 100KB' Dry False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default Default Default Default 1 Default 1 Default Default Default Default Default ColdStart 1 1 6,951.5 μs NA 0.00 μs 521.07 KB
5 'GZip: Decompress 100KB' Dry False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default Default Default Default 1 Default 1 Default Default Default Default Default ColdStart 1 1 6,179.5 μs NA 0.00 μs 34.51 KB

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<!DOCTYPE html>
<html lang='en'>
<head>
<meta charset='utf-8' />
<title>SharpCompress.Performance.Benchmarks.GZipBenchmarks-20260205-133044</title>
<style type="text/css">
table { border-collapse: collapse; display: block; width: 100%; overflow: auto; }
td, th { padding: 6px 13px; border: 1px solid #ddd; text-align: right; }
tr { background-color: #fff; border-top: 1px solid #ccc; }
tr:nth-child(even) { background: #f8f8f8; }
</style>
</head>
<body>
<pre><code>
BenchmarkDotNet v0.14.0, Ubuntu 24.04.3 LTS (Noble Numbat)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.102
[Host] : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Dry : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
</code></pre>
<pre><code>UnrollFactor=1 WarmupCount=1
</code></pre>
<table>
<thead><tr><th>Method </th><th>Job </th><th>Toolchain </th><th>InvocationCount</th><th>IterationCount</th><th>LaunchCount</th><th>RunStrategy</th><th>Mean</th><th>Error</th><th>StdDev</th><th>Allocated</th>
</tr>
</thead><tbody><tr><td>&#39;GZip: Compress 100KB&#39;</td><td>Job-QHCVAS</td><td>InProcessEmitToolchain</td><td>1</td><td>3</td><td>Default</td><td>Default</td><td>6,080.9 &mu;s</td><td>1,949.7 &mu;s</td><td>106.87 &mu;s</td><td>523.98 KB</td>
</tr><tr><td>&#39;GZip: Decompress 100KB&#39;</td><td>Job-QHCVAS</td><td>InProcessEmitToolchain</td><td>1</td><td>3</td><td>Default</td><td>Default</td><td>428.4 &mu;s</td><td>364.3 &mu;s</td><td>19.97 &mu;s</td><td>37.74 KB</td>
</tr><tr><td>&#39;GZip: Compress 100KB&#39;</td><td>Dry</td><td>Default</td><td>Default</td><td>1</td><td>1</td><td>ColdStart</td><td>6,951.5 &mu;s</td><td>NA</td><td>0.00 &mu;s</td><td>521.07 KB</td>
</tr><tr><td>&#39;GZip: Decompress 100KB&#39;</td><td>Dry</td><td>Default</td><td>Default</td><td>1</td><td>1</td><td>ColdStart</td><td>6,179.5 &mu;s</td><td>NA</td><td>0.00 &mu;s</td><td>34.51 KB</td>
</tr></tbody></table>
</body>
</html>

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```
BenchmarkDotNet v0.14.0, Ubuntu 24.04.3 LTS (Noble Numbat)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.102
[Host] : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Dry : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
UnrollFactor=1 WarmupCount=1
```
| Method | Job | Toolchain | InvocationCount | IterationCount | LaunchCount | RunStrategy | Mean | Error | StdDev | Allocated |
|----------------------------------------- |----------- |----------------------- |---------------- |--------------- |------------ |------------ |----------:|---------:|----------:|----------:|
| &#39;Rar: Extract all entries (Archive API)&#39; | Job-QHCVAS | InProcessEmitToolchain | 1 | 3 | Default | Default | 1.986 ms | 1.050 ms | 0.0576 ms | 95.77 KB |
| &#39;Rar: Extract all entries (Reader API)&#39; | Job-QHCVAS | InProcessEmitToolchain | 1 | 3 | Default | Default | 2.325 ms | 1.576 ms | 0.0864 ms | 154.18 KB |
| &#39;Rar: Extract all entries (Archive API)&#39; | Dry | Default | Default | 1 | 1 | ColdStart | 44.016 ms | NA | 0.0000 ms | 91.88 KB |
| &#39;Rar: Extract all entries (Reader API)&#39; | Dry | Default | Default | 1 | 1 | ColdStart | 48.894 ms | NA | 0.0000 ms | 150.29 KB |

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@@ -1,5 +0,0 @@
Method,Job,AnalyzeLaunchVariance,EvaluateOverhead,MaxAbsoluteError,MaxRelativeError,MinInvokeCount,MinIterationTime,OutlierMode,Affinity,EnvironmentVariables,Jit,LargeAddressAware,Platform,PowerPlanMode,Runtime,AllowVeryLargeObjects,Concurrent,CpuGroups,Force,HeapAffinitizeMask,HeapCount,NoAffinitize,RetainVm,Server,Arguments,BuildConfiguration,Clock,EngineFactory,NuGetReferences,Toolchain,IsMutator,InvocationCount,IterationCount,IterationTime,LaunchCount,MaxIterationCount,MaxWarmupIterationCount,MemoryRandomization,MinIterationCount,MinWarmupIterationCount,RunStrategy,UnrollFactor,WarmupCount,Mean,Error,StdDev,Allocated
'Rar: Extract all entries (Archive API)',Job-QHCVAS,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,InProcessEmitToolchain,Default,1,3,Default,Default,Default,Default,Default,Default,Default,Default,1,1,1.986 ms,1.050 ms,0.0576 ms,95.77 KB
'Rar: Extract all entries (Reader API)',Job-QHCVAS,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,InProcessEmitToolchain,Default,1,3,Default,Default,Default,Default,Default,Default,Default,Default,1,1,2.325 ms,1.576 ms,0.0864 ms,154.18 KB
'Rar: Extract all entries (Archive API)',Dry,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,Default,Default,Default,1,Default,1,Default,Default,Default,Default,Default,ColdStart,1,1,44.016 ms,NA,0.0000 ms,91.88 KB
'Rar: Extract all entries (Reader API)',Dry,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,Default,Default,Default,1,Default,1,Default,Default,Default,Default,Default,ColdStart,1,1,48.894 ms,NA,0.0000 ms,150.29 KB
1 Method Job AnalyzeLaunchVariance EvaluateOverhead MaxAbsoluteError MaxRelativeError MinInvokeCount MinIterationTime OutlierMode Affinity EnvironmentVariables Jit LargeAddressAware Platform PowerPlanMode Runtime AllowVeryLargeObjects Concurrent CpuGroups Force HeapAffinitizeMask HeapCount NoAffinitize RetainVm Server Arguments BuildConfiguration Clock EngineFactory NuGetReferences Toolchain IsMutator InvocationCount IterationCount IterationTime LaunchCount MaxIterationCount MaxWarmupIterationCount MemoryRandomization MinIterationCount MinWarmupIterationCount RunStrategy UnrollFactor WarmupCount Mean Error StdDev Allocated
2 'Rar: Extract all entries (Archive API)' Job-QHCVAS False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default InProcessEmitToolchain Default 1 3 Default Default Default Default Default Default Default Default 1 1 1.986 ms 1.050 ms 0.0576 ms 95.77 KB
3 'Rar: Extract all entries (Reader API)' Job-QHCVAS False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default InProcessEmitToolchain Default 1 3 Default Default Default Default Default Default Default Default 1 1 2.325 ms 1.576 ms 0.0864 ms 154.18 KB
4 'Rar: Extract all entries (Archive API)' Dry False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default Default Default Default 1 Default 1 Default Default Default Default Default ColdStart 1 1 44.016 ms NA 0.0000 ms 91.88 KB
5 'Rar: Extract all entries (Reader API)' Dry False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default Default Default Default 1 Default 1 Default Default Default Default Default ColdStart 1 1 48.894 ms NA 0.0000 ms 150.29 KB

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@@ -1,34 +0,0 @@
<!DOCTYPE html>
<html lang='en'>
<head>
<meta charset='utf-8' />
<title>SharpCompress.Performance.Benchmarks.RarBenchmarks-20260205-133044</title>
<style type="text/css">
table { border-collapse: collapse; display: block; width: 100%; overflow: auto; }
td, th { padding: 6px 13px; border: 1px solid #ddd; text-align: right; }
tr { background-color: #fff; border-top: 1px solid #ccc; }
tr:nth-child(even) { background: #f8f8f8; }
</style>
</head>
<body>
<pre><code>
BenchmarkDotNet v0.14.0, Ubuntu 24.04.3 LTS (Noble Numbat)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.102
[Host] : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Dry : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
</code></pre>
<pre><code>UnrollFactor=1 WarmupCount=1
</code></pre>
<table>
<thead><tr><th>Method </th><th>Job </th><th>Toolchain </th><th>InvocationCount</th><th>IterationCount</th><th>LaunchCount</th><th>RunStrategy</th><th>Mean</th><th>Error</th><th>StdDev</th><th>Allocated</th>
</tr>
</thead><tbody><tr><td>&#39;Rar: Extract all entries (Archive API)&#39;</td><td>Job-QHCVAS</td><td>InProcessEmitToolchain</td><td>1</td><td>3</td><td>Default</td><td>Default</td><td>1.986 ms</td><td>1.050 ms</td><td>0.0576 ms</td><td>95.77 KB</td>
</tr><tr><td>&#39;Rar: Extract all entries (Reader API)&#39;</td><td>Job-QHCVAS</td><td>InProcessEmitToolchain</td><td>1</td><td>3</td><td>Default</td><td>Default</td><td>2.325 ms</td><td>1.576 ms</td><td>0.0864 ms</td><td>154.18 KB</td>
</tr><tr><td>&#39;Rar: Extract all entries (Archive API)&#39;</td><td>Dry</td><td>Default</td><td>Default</td><td>1</td><td>1</td><td>ColdStart</td><td>44.016 ms</td><td>NA</td><td>0.0000 ms</td><td>91.88 KB</td>
</tr><tr><td>&#39;Rar: Extract all entries (Reader API)&#39;</td><td>Dry</td><td>Default</td><td>Default</td><td>1</td><td>1</td><td>ColdStart</td><td>48.894 ms</td><td>NA</td><td>0.0000 ms</td><td>150.29 KB</td>
</tr></tbody></table>
</body>
</html>

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@@ -1,17 +0,0 @@
```
BenchmarkDotNet v0.14.0, Ubuntu 24.04.3 LTS (Noble Numbat)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.102
[Host] : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Dry : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
UnrollFactor=1 WarmupCount=1
```
| Method | Job | Toolchain | InvocationCount | IterationCount | LaunchCount | RunStrategy | Mean | Error | StdDev | Allocated |
|---------------------------------- |----------- |----------------------- |---------------- |--------------- |------------ |------------ |---------:|----------:|---------:|----------:|
| &#39;7Zip LZMA: Extract all entries&#39; | Job-QHCVAS | InProcessEmitToolchain | 1 | 3 | Default | Default | 10.76 ms | 14.511 ms | 0.795 ms | 277.93 KB |
| &#39;7Zip LZMA2: Extract all entries&#39; | Job-QHCVAS | InProcessEmitToolchain | 1 | 3 | Default | Default | 10.11 ms | 1.960 ms | 0.107 ms | 277.71 KB |
| &#39;7Zip LZMA: Extract all entries&#39; | Dry | Default | Default | 1 | 1 | ColdStart | 51.59 ms | NA | 0.000 ms | 274.04 KB |
| &#39;7Zip LZMA2: Extract all entries&#39; | Dry | Default | Default | 1 | 1 | ColdStart | 51.68 ms | NA | 0.000 ms | 273.82 KB |

View File

@@ -1,5 +0,0 @@
Method,Job,AnalyzeLaunchVariance,EvaluateOverhead,MaxAbsoluteError,MaxRelativeError,MinInvokeCount,MinIterationTime,OutlierMode,Affinity,EnvironmentVariables,Jit,LargeAddressAware,Platform,PowerPlanMode,Runtime,AllowVeryLargeObjects,Concurrent,CpuGroups,Force,HeapAffinitizeMask,HeapCount,NoAffinitize,RetainVm,Server,Arguments,BuildConfiguration,Clock,EngineFactory,NuGetReferences,Toolchain,IsMutator,InvocationCount,IterationCount,IterationTime,LaunchCount,MaxIterationCount,MaxWarmupIterationCount,MemoryRandomization,MinIterationCount,MinWarmupIterationCount,RunStrategy,UnrollFactor,WarmupCount,Mean,Error,StdDev,Allocated
'7Zip LZMA: Extract all entries',Job-QHCVAS,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,InProcessEmitToolchain,Default,1,3,Default,Default,Default,Default,Default,Default,Default,Default,1,1,10.76 ms,14.511 ms,0.795 ms,277.93 KB
'7Zip LZMA2: Extract all entries',Job-QHCVAS,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,InProcessEmitToolchain,Default,1,3,Default,Default,Default,Default,Default,Default,Default,Default,1,1,10.11 ms,1.960 ms,0.107 ms,277.71 KB
'7Zip LZMA: Extract all entries',Dry,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,Default,Default,Default,1,Default,1,Default,Default,Default,Default,Default,ColdStart,1,1,51.59 ms,NA,0.000 ms,274.04 KB
'7Zip LZMA2: Extract all entries',Dry,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,Default,Default,Default,1,Default,1,Default,Default,Default,Default,Default,ColdStart,1,1,51.68 ms,NA,0.000 ms,273.82 KB
1 Method Job AnalyzeLaunchVariance EvaluateOverhead MaxAbsoluteError MaxRelativeError MinInvokeCount MinIterationTime OutlierMode Affinity EnvironmentVariables Jit LargeAddressAware Platform PowerPlanMode Runtime AllowVeryLargeObjects Concurrent CpuGroups Force HeapAffinitizeMask HeapCount NoAffinitize RetainVm Server Arguments BuildConfiguration Clock EngineFactory NuGetReferences Toolchain IsMutator InvocationCount IterationCount IterationTime LaunchCount MaxIterationCount MaxWarmupIterationCount MemoryRandomization MinIterationCount MinWarmupIterationCount RunStrategy UnrollFactor WarmupCount Mean Error StdDev Allocated
2 '7Zip LZMA: Extract all entries' Job-QHCVAS False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default InProcessEmitToolchain Default 1 3 Default Default Default Default Default Default Default Default 1 1 10.76 ms 14.511 ms 0.795 ms 277.93 KB
3 '7Zip LZMA2: Extract all entries' Job-QHCVAS False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default InProcessEmitToolchain Default 1 3 Default Default Default Default Default Default Default Default 1 1 10.11 ms 1.960 ms 0.107 ms 277.71 KB
4 '7Zip LZMA: Extract all entries' Dry False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default Default Default Default 1 Default 1 Default Default Default Default Default ColdStart 1 1 51.59 ms NA 0.000 ms 274.04 KB
5 '7Zip LZMA2: Extract all entries' Dry False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default Default Default Default 1 Default 1 Default Default Default Default Default ColdStart 1 1 51.68 ms NA 0.000 ms 273.82 KB

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<!DOCTYPE html>
<html lang='en'>
<head>
<meta charset='utf-8' />
<title>SharpCompress.Performance.Benchmarks.SevenZipBenchmarks-20260205-133045</title>
<style type="text/css">
table { border-collapse: collapse; display: block; width: 100%; overflow: auto; }
td, th { padding: 6px 13px; border: 1px solid #ddd; text-align: right; }
tr { background-color: #fff; border-top: 1px solid #ccc; }
tr:nth-child(even) { background: #f8f8f8; }
</style>
</head>
<body>
<pre><code>
BenchmarkDotNet v0.14.0, Ubuntu 24.04.3 LTS (Noble Numbat)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.102
[Host] : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Dry : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
</code></pre>
<pre><code>UnrollFactor=1 WarmupCount=1
</code></pre>
<table>
<thead><tr><th>Method </th><th>Job </th><th>Toolchain </th><th>InvocationCount</th><th>IterationCount</th><th>LaunchCount</th><th>RunStrategy</th><th>Mean</th><th>Error</th><th>StdDev</th><th>Allocated</th>
</tr>
</thead><tbody><tr><td>&#39;7Zip LZMA: Extract all entries&#39;</td><td>Job-QHCVAS</td><td>InProcessEmitToolchain</td><td>1</td><td>3</td><td>Default</td><td>Default</td><td>10.76 ms</td><td>14.511 ms</td><td>0.795 ms</td><td>277.93 KB</td>
</tr><tr><td>&#39;7Zip LZMA2: Extract all entries&#39;</td><td>Job-QHCVAS</td><td>InProcessEmitToolchain</td><td>1</td><td>3</td><td>Default</td><td>Default</td><td>10.11 ms</td><td>1.960 ms</td><td>0.107 ms</td><td>277.71 KB</td>
</tr><tr><td>&#39;7Zip LZMA: Extract all entries&#39;</td><td>Dry</td><td>Default</td><td>Default</td><td>1</td><td>1</td><td>ColdStart</td><td>51.59 ms</td><td>NA</td><td>0.000 ms</td><td>274.04 KB</td>
</tr><tr><td>&#39;7Zip LZMA2: Extract all entries&#39;</td><td>Dry</td><td>Default</td><td>Default</td><td>1</td><td>1</td><td>ColdStart</td><td>51.68 ms</td><td>NA</td><td>0.000 ms</td><td>273.82 KB</td>
</tr></tbody></table>
</body>
</html>

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```
BenchmarkDotNet v0.14.0, Ubuntu 24.04.3 LTS (Noble Numbat)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.102
[Host] : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Dry : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
UnrollFactor=1 WarmupCount=1
```
| Method | Job | Toolchain | InvocationCount | IterationCount | LaunchCount | RunStrategy | Mean | Error | StdDev | Allocated |
|----------------------------------------- |----------- |----------------------- |---------------- |--------------- |------------ |------------ |------------:|---------:|---------:|----------:|
| &#39;Tar: Extract all entries (Archive API)&#39; | Job-QHCVAS | InProcessEmitToolchain | 1 | 3 | Default | Default | 128.4 μs | 452.3 μs | 24.79 μs | 20.73 KB |
| &#39;Tar: Extract all entries (Reader API)&#39; | Job-QHCVAS | InProcessEmitToolchain | 1 | 3 | Default | Default | 286.7 μs | 390.3 μs | 21.40 μs | 217.47 KB |
| &#39;Tar.GZip: Extract all entries&#39; | Job-QHCVAS | InProcessEmitToolchain | 1 | 3 | Default | Default | NA | NA | NA | NA |
| &#39;Tar: Create archive with small files&#39; | Job-QHCVAS | InProcessEmitToolchain | 1 | 3 | Default | Default | 117.9 μs | 485.1 μs | 26.59 μs | 72.55 KB |
| &#39;Tar: Extract all entries (Archive API)&#39; | Dry | Default | Default | 1 | 1 | ColdStart | 16,228.5 μs | NA | 0.00 μs | 16.84 KB |
| &#39;Tar: Extract all entries (Reader API)&#39; | Dry | Default | Default | 1 | 1 | ColdStart | 24,383.0 μs | NA | 0.00 μs | 213.58 KB |
| &#39;Tar.GZip: Extract all entries&#39; | Dry | Default | Default | 1 | 1 | ColdStart | NA | NA | NA | NA |
| &#39;Tar: Create archive with small files&#39; | Dry | Default | Default | 1 | 1 | ColdStart | 8,466.1 μs | NA | 0.00 μs | 68.38 KB |
Benchmarks with issues:
TarBenchmarks.'Tar.GZip: Extract all entries': Job-QHCVAS(Toolchain=InProcessEmitToolchain, InvocationCount=1, IterationCount=3, UnrollFactor=1, WarmupCount=1)
TarBenchmarks.'Tar.GZip: Extract all entries': Dry(IterationCount=1, LaunchCount=1, RunStrategy=ColdStart, UnrollFactor=1, WarmupCount=1)

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@@ -1,9 +0,0 @@
Method,Job,AnalyzeLaunchVariance,EvaluateOverhead,MaxAbsoluteError,MaxRelativeError,MinInvokeCount,MinIterationTime,OutlierMode,Affinity,EnvironmentVariables,Jit,LargeAddressAware,Platform,PowerPlanMode,Runtime,AllowVeryLargeObjects,Concurrent,CpuGroups,Force,HeapAffinitizeMask,HeapCount,NoAffinitize,RetainVm,Server,Arguments,BuildConfiguration,Clock,EngineFactory,NuGetReferences,Toolchain,IsMutator,InvocationCount,IterationCount,IterationTime,LaunchCount,MaxIterationCount,MaxWarmupIterationCount,MemoryRandomization,MinIterationCount,MinWarmupIterationCount,RunStrategy,UnrollFactor,WarmupCount,Mean,Error,StdDev,Allocated
'Tar: Extract all entries (Archive API)',Job-QHCVAS,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,InProcessEmitToolchain,Default,1,3,Default,Default,Default,Default,Default,Default,Default,Default,1,1,128.4 μs,452.3 μs,24.79 μs,20.73 KB
'Tar: Extract all entries (Reader API)',Job-QHCVAS,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,InProcessEmitToolchain,Default,1,3,Default,Default,Default,Default,Default,Default,Default,Default,1,1,286.7 μs,390.3 μs,21.40 μs,217.47 KB
'Tar.GZip: Extract all entries',Job-QHCVAS,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,InProcessEmitToolchain,Default,1,3,Default,Default,Default,Default,Default,Default,Default,Default,1,1,NA,NA,NA,NA
'Tar: Create archive with small files',Job-QHCVAS,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,InProcessEmitToolchain,Default,1,3,Default,Default,Default,Default,Default,Default,Default,Default,1,1,117.9 μs,485.1 μs,26.59 μs,72.55 KB
'Tar: Extract all entries (Archive API)',Dry,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,Default,Default,Default,1,Default,1,Default,Default,Default,Default,Default,ColdStart,1,1,"16,228.5 μs",NA,0.00 μs,16.84 KB
'Tar: Extract all entries (Reader API)',Dry,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,Default,Default,Default,1,Default,1,Default,Default,Default,Default,Default,ColdStart,1,1,"24,383.0 μs",NA,0.00 μs,213.58 KB
'Tar.GZip: Extract all entries',Dry,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,Default,Default,Default,1,Default,1,Default,Default,Default,Default,Default,ColdStart,1,1,NA,NA,NA,NA
'Tar: Create archive with small files',Dry,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,Default,Default,Default,1,Default,1,Default,Default,Default,Default,Default,ColdStart,1,1,"8,466.1 μs",NA,0.00 μs,68.38 KB
1 Method Job AnalyzeLaunchVariance EvaluateOverhead MaxAbsoluteError MaxRelativeError MinInvokeCount MinIterationTime OutlierMode Affinity EnvironmentVariables Jit LargeAddressAware Platform PowerPlanMode Runtime AllowVeryLargeObjects Concurrent CpuGroups Force HeapAffinitizeMask HeapCount NoAffinitize RetainVm Server Arguments BuildConfiguration Clock EngineFactory NuGetReferences Toolchain IsMutator InvocationCount IterationCount IterationTime LaunchCount MaxIterationCount MaxWarmupIterationCount MemoryRandomization MinIterationCount MinWarmupIterationCount RunStrategy UnrollFactor WarmupCount Mean Error StdDev Allocated
2 'Tar: Extract all entries (Archive API)' Job-QHCVAS False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default InProcessEmitToolchain Default 1 3 Default Default Default Default Default Default Default Default 1 1 128.4 μs 452.3 μs 24.79 μs 20.73 KB
3 'Tar: Extract all entries (Reader API)' Job-QHCVAS False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default InProcessEmitToolchain Default 1 3 Default Default Default Default Default Default Default Default 1 1 286.7 μs 390.3 μs 21.40 μs 217.47 KB
4 'Tar.GZip: Extract all entries' Job-QHCVAS False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default InProcessEmitToolchain Default 1 3 Default Default Default Default Default Default Default Default 1 1 NA NA NA NA
5 'Tar: Create archive with small files' Job-QHCVAS False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default InProcessEmitToolchain Default 1 3 Default Default Default Default Default Default Default Default 1 1 117.9 μs 485.1 μs 26.59 μs 72.55 KB
6 'Tar: Extract all entries (Archive API)' Dry False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default Default Default Default 1 Default 1 Default Default Default Default Default ColdStart 1 1 16,228.5 μs NA 0.00 μs 16.84 KB
7 'Tar: Extract all entries (Reader API)' Dry False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default Default Default Default 1 Default 1 Default Default Default Default Default ColdStart 1 1 24,383.0 μs NA 0.00 μs 213.58 KB
8 'Tar.GZip: Extract all entries' Dry False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default Default Default Default 1 Default 1 Default Default Default Default Default ColdStart 1 1 NA NA NA NA
9 'Tar: Create archive with small files' Dry False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default Default Default Default 1 Default 1 Default Default Default Default Default ColdStart 1 1 8,466.1 μs NA 0.00 μs 68.38 KB

View File

@@ -1,38 +0,0 @@
<!DOCTYPE html>
<html lang='en'>
<head>
<meta charset='utf-8' />
<title>SharpCompress.Performance.Benchmarks.TarBenchmarks-20260205-133046</title>
<style type="text/css">
table { border-collapse: collapse; display: block; width: 100%; overflow: auto; }
td, th { padding: 6px 13px; border: 1px solid #ddd; text-align: right; }
tr { background-color: #fff; border-top: 1px solid #ccc; }
tr:nth-child(even) { background: #f8f8f8; }
</style>
</head>
<body>
<pre><code>
BenchmarkDotNet v0.14.0, Ubuntu 24.04.3 LTS (Noble Numbat)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.102
[Host] : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Dry : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
</code></pre>
<pre><code>UnrollFactor=1 WarmupCount=1
</code></pre>
<table>
<thead><tr><th>Method </th><th>Job </th><th>Toolchain </th><th>InvocationCount</th><th>IterationCount</th><th>LaunchCount</th><th>RunStrategy</th><th>Mean </th><th>Error</th><th>StdDev</th><th>Allocated</th>
</tr>
</thead><tbody><tr><td>&#39;Tar: Extract all entries (Archive API)&#39;</td><td>Job-QHCVAS</td><td>InProcessEmitToolchain</td><td>1</td><td>3</td><td>Default</td><td>Default</td><td>128.4 &mu;s</td><td>452.3 &mu;s</td><td>24.79 &mu;s</td><td>20.73 KB</td>
</tr><tr><td>&#39;Tar: Extract all entries (Reader API)&#39;</td><td>Job-QHCVAS</td><td>InProcessEmitToolchain</td><td>1</td><td>3</td><td>Default</td><td>Default</td><td>286.7 &mu;s</td><td>390.3 &mu;s</td><td>21.40 &mu;s</td><td>217.47 KB</td>
</tr><tr><td>&#39;Tar.GZip: Extract all entries&#39;</td><td>Job-QHCVAS</td><td>InProcessEmitToolchain</td><td>1</td><td>3</td><td>Default</td><td>Default</td><td>NA</td><td>NA</td><td>NA</td><td>NA</td>
</tr><tr><td>&#39;Tar: Create archive with small files&#39;</td><td>Job-QHCVAS</td><td>InProcessEmitToolchain</td><td>1</td><td>3</td><td>Default</td><td>Default</td><td>117.9 &mu;s</td><td>485.1 &mu;s</td><td>26.59 &mu;s</td><td>72.55 KB</td>
</tr><tr><td>&#39;Tar: Extract all entries (Archive API)&#39;</td><td>Dry</td><td>Default</td><td>Default</td><td>1</td><td>1</td><td>ColdStart</td><td>16,228.5 &mu;s</td><td>NA</td><td>0.00 &mu;s</td><td>16.84 KB</td>
</tr><tr><td>&#39;Tar: Extract all entries (Reader API)&#39;</td><td>Dry</td><td>Default</td><td>Default</td><td>1</td><td>1</td><td>ColdStart</td><td>24,383.0 &mu;s</td><td>NA</td><td>0.00 &mu;s</td><td>213.58 KB</td>
</tr><tr><td>&#39;Tar.GZip: Extract all entries&#39;</td><td>Dry</td><td>Default</td><td>Default</td><td>1</td><td>1</td><td>ColdStart</td><td>NA</td><td>NA</td><td>NA</td><td>NA</td>
</tr><tr><td>&#39;Tar: Create archive with small files&#39;</td><td>Dry</td><td>Default</td><td>Default</td><td>1</td><td>1</td><td>ColdStart</td><td>8,466.1 &mu;s</td><td>NA</td><td>0.00 &mu;s</td><td>68.38 KB</td>
</tr></tbody></table>
</body>
</html>

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@@ -1,19 +0,0 @@
```
BenchmarkDotNet v0.14.0, Ubuntu 24.04.3 LTS (Noble Numbat)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.102
[Host] : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Dry : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
UnrollFactor=1 WarmupCount=1
```
| Method | Job | Toolchain | InvocationCount | IterationCount | LaunchCount | RunStrategy | Mean | Error | StdDev | Median | Allocated |
|----------------------------------------- |----------- |----------------------- |---------------- |--------------- |------------ |------------ |----------:|-----------:|----------:|-----------:|-----------:|
| &#39;Zip: Extract all entries (Archive API)&#39; | Job-QHCVAS | InProcessEmitToolchain | 1 | 3 | Default | Default | 5.829 ms | 69.397 ms | 3.8039 ms | 7.3861 ms | 186.55 KB |
| &#39;Zip: Extract all entries (Reader API)&#39; | Job-QHCVAS | InProcessEmitToolchain | 1 | 3 | Default | Default | 4.978 ms | 114.015 ms | 6.2496 ms | 1.4033 ms | 128.05 KB |
| &#39;Zip: Create archive with small files&#39; | Job-QHCVAS | InProcessEmitToolchain | 1 | 3 | Default | Default | 1.175 ms | 11.325 ms | 0.6207 ms | 0.8635 ms | 2812.43 KB |
| &#39;Zip: Extract all entries (Archive API)&#39; | Dry | Default | Default | 1 | 1 | ColdStart | 43.781 ms | NA | 0.0000 ms | 43.7807 ms | 182.66 KB |
| &#39;Zip: Extract all entries (Reader API)&#39; | Dry | Default | Default | 1 | 1 | ColdStart | 38.885 ms | NA | 0.0000 ms | 38.8848 ms | 123.88 KB |
| &#39;Zip: Create archive with small files&#39; | Dry | Default | Default | 1 | 1 | ColdStart | 23.153 ms | NA | 0.0000 ms | 23.1528 ms | 2808.54 KB |

View File

@@ -1,7 +0,0 @@
Method,Job,AnalyzeLaunchVariance,EvaluateOverhead,MaxAbsoluteError,MaxRelativeError,MinInvokeCount,MinIterationTime,OutlierMode,Affinity,EnvironmentVariables,Jit,LargeAddressAware,Platform,PowerPlanMode,Runtime,AllowVeryLargeObjects,Concurrent,CpuGroups,Force,HeapAffinitizeMask,HeapCount,NoAffinitize,RetainVm,Server,Arguments,BuildConfiguration,Clock,EngineFactory,NuGetReferences,Toolchain,IsMutator,InvocationCount,IterationCount,IterationTime,LaunchCount,MaxIterationCount,MaxWarmupIterationCount,MemoryRandomization,MinIterationCount,MinWarmupIterationCount,RunStrategy,UnrollFactor,WarmupCount,Mean,Error,StdDev,Median,Allocated
'Zip: Extract all entries (Archive API)',Job-QHCVAS,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,InProcessEmitToolchain,Default,1,3,Default,Default,Default,Default,Default,Default,Default,Default,1,1,5.829 ms,69.397 ms,3.8039 ms,7.3861 ms,186.55 KB
'Zip: Extract all entries (Reader API)',Job-QHCVAS,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,InProcessEmitToolchain,Default,1,3,Default,Default,Default,Default,Default,Default,Default,Default,1,1,4.978 ms,114.015 ms,6.2496 ms,1.4033 ms,128.05 KB
'Zip: Create archive with small files',Job-QHCVAS,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,InProcessEmitToolchain,Default,1,3,Default,Default,Default,Default,Default,Default,Default,Default,1,1,1.175 ms,11.325 ms,0.6207 ms,0.8635 ms,2812.43 KB
'Zip: Extract all entries (Archive API)',Dry,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,Default,Default,Default,1,Default,1,Default,Default,Default,Default,Default,ColdStart,1,1,43.781 ms,NA,0.0000 ms,43.7807 ms,182.66 KB
'Zip: Extract all entries (Reader API)',Dry,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,Default,Default,Default,1,Default,1,Default,Default,Default,Default,Default,ColdStart,1,1,38.885 ms,NA,0.0000 ms,38.8848 ms,123.88 KB
'Zip: Create archive with small files',Dry,False,Default,Default,Default,Default,Default,Default,1111,Empty,RyuJit,Default,X64,8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c,.NET 10.0,False,True,False,True,Default,Default,False,False,False,Default,Default,Default,Default,Default,Default,Default,Default,1,Default,1,Default,Default,Default,Default,Default,ColdStart,1,1,23.153 ms,NA,0.0000 ms,23.1528 ms,2808.54 KB
1 Method Job AnalyzeLaunchVariance EvaluateOverhead MaxAbsoluteError MaxRelativeError MinInvokeCount MinIterationTime OutlierMode Affinity EnvironmentVariables Jit LargeAddressAware Platform PowerPlanMode Runtime AllowVeryLargeObjects Concurrent CpuGroups Force HeapAffinitizeMask HeapCount NoAffinitize RetainVm Server Arguments BuildConfiguration Clock EngineFactory NuGetReferences Toolchain IsMutator InvocationCount IterationCount IterationTime LaunchCount MaxIterationCount MaxWarmupIterationCount MemoryRandomization MinIterationCount MinWarmupIterationCount RunStrategy UnrollFactor WarmupCount Mean Error StdDev Median Allocated
2 'Zip: Extract all entries (Archive API)' Job-QHCVAS False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default InProcessEmitToolchain Default 1 3 Default Default Default Default Default Default Default Default 1 1 5.829 ms 69.397 ms 3.8039 ms 7.3861 ms 186.55 KB
3 'Zip: Extract all entries (Reader API)' Job-QHCVAS False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default InProcessEmitToolchain Default 1 3 Default Default Default Default Default Default Default Default 1 1 4.978 ms 114.015 ms 6.2496 ms 1.4033 ms 128.05 KB
4 'Zip: Create archive with small files' Job-QHCVAS False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default InProcessEmitToolchain Default 1 3 Default Default Default Default Default Default Default Default 1 1 1.175 ms 11.325 ms 0.6207 ms 0.8635 ms 2812.43 KB
5 'Zip: Extract all entries (Archive API)' Dry False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default Default Default Default 1 Default 1 Default Default Default Default Default ColdStart 1 1 43.781 ms NA 0.0000 ms 43.7807 ms 182.66 KB
6 'Zip: Extract all entries (Reader API)' Dry False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default Default Default Default 1 Default 1 Default Default Default Default Default ColdStart 1 1 38.885 ms NA 0.0000 ms 38.8848 ms 123.88 KB
7 'Zip: Create archive with small files' Dry False Default Default Default Default Default Default 1111 Empty RyuJit Default X64 8c5e7fda-e8bf-4a96-9a85-a6e23a8c635c .NET 10.0 False True False True Default Default False False False Default Default Default Default Default Default Default Default 1 Default 1 Default Default Default Default Default ColdStart 1 1 23.153 ms NA 0.0000 ms 23.1528 ms 2808.54 KB

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<!DOCTYPE html>
<html lang='en'>
<head>
<meta charset='utf-8' />
<title>SharpCompress.Performance.Benchmarks.ZipBenchmarks-20260205-133047</title>
<style type="text/css">
table { border-collapse: collapse; display: block; width: 100%; overflow: auto; }
td, th { padding: 6px 13px; border: 1px solid #ddd; text-align: right; }
tr { background-color: #fff; border-top: 1px solid #ccc; }
tr:nth-child(even) { background: #f8f8f8; }
</style>
</head>
<body>
<pre><code>
BenchmarkDotNet v0.14.0, Ubuntu 24.04.3 LTS (Noble Numbat)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.102
[Host] : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Dry : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
</code></pre>
<pre><code>UnrollFactor=1 WarmupCount=1
</code></pre>
<table>
<thead><tr><th>Method </th><th>Job </th><th>Toolchain </th><th>InvocationCount</th><th>IterationCount</th><th>LaunchCount</th><th>RunStrategy</th><th>Mean</th><th>Error</th><th>StdDev</th><th>Median</th><th>Allocated</th>
</tr>
</thead><tbody><tr><td>&#39;Zip: Extract all entries (Archive API)&#39;</td><td>Job-QHCVAS</td><td>InProcessEmitToolchain</td><td>1</td><td>3</td><td>Default</td><td>Default</td><td>5.829 ms</td><td>69.397 ms</td><td>3.8039 ms</td><td>7.3861 ms</td><td>186.55 KB</td>
</tr><tr><td>&#39;Zip: Extract all entries (Reader API)&#39;</td><td>Job-QHCVAS</td><td>InProcessEmitToolchain</td><td>1</td><td>3</td><td>Default</td><td>Default</td><td>4.978 ms</td><td>114.015 ms</td><td>6.2496 ms</td><td>1.4033 ms</td><td>128.05 KB</td>
</tr><tr><td>&#39;Zip: Create archive with small files&#39;</td><td>Job-QHCVAS</td><td>InProcessEmitToolchain</td><td>1</td><td>3</td><td>Default</td><td>Default</td><td>1.175 ms</td><td>11.325 ms</td><td>0.6207 ms</td><td>0.8635 ms</td><td>2812.43 KB</td>
</tr><tr><td>&#39;Zip: Extract all entries (Archive API)&#39;</td><td>Dry</td><td>Default</td><td>Default</td><td>1</td><td>1</td><td>ColdStart</td><td>43.781 ms</td><td>NA</td><td>0.0000 ms</td><td>43.7807 ms</td><td>182.66 KB</td>
</tr><tr><td>&#39;Zip: Extract all entries (Reader API)&#39;</td><td>Dry</td><td>Default</td><td>Default</td><td>1</td><td>1</td><td>ColdStart</td><td>38.885 ms</td><td>NA</td><td>0.0000 ms</td><td>38.8848 ms</td><td>123.88 KB</td>
</tr><tr><td>&#39;Zip: Create archive with small files&#39;</td><td>Dry</td><td>Default</td><td>Default</td><td>1</td><td>1</td><td>ColdStart</td><td>23.153 ms</td><td>NA</td><td>0.0000 ms</td><td>23.1528 ms</td><td>2808.54 KB</td>
</tr></tbody></table>
</body>
</html>

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# SharpCompress Performance Benchmarks
This project contains performance benchmarks for SharpCompress using [BenchmarkDotNet](https://benchmarkdotnet.org/).
## Overview
The benchmarks test all major archive formats supported by SharpCompress:
- **Zip**: Read (Archive & Reader API) and Write operations
- **Tar**: Read (Archive & Reader API) and Write operations, including Tar.GZip
- **Rar**: Read operations (Archive & Reader API)
- **7Zip**: Read operations for LZMA and LZMA2 compression
- **GZip**: Compression and decompression
## Running Benchmarks
### Run all benchmarks
```bash
dotnet run --project tests/SharpCompress.Performance/SharpCompress.Performance.csproj --configuration Release
```
### Run specific benchmark class
```bash
dotnet run --project tests/SharpCompress.Performance/SharpCompress.Performance.csproj --configuration Release -- --filter "*ZipBenchmarks*"
```
### Run with specific job configuration
```bash
# Quick run for testing (1 warmup, 1 iteration)
dotnet run --project tests/SharpCompress.Performance/SharpCompress.Performance.csproj --configuration Release -- --job Dry
# Short run (3 warmup, 3 iterations)
dotnet run --project tests/SharpCompress.Performance/SharpCompress.Performance.csproj --configuration Release -- --job Short
# Medium run (default)
dotnet run --project tests/SharpCompress.Performance/SharpCompress.Performance.csproj --configuration Release -- --job Medium
```
### Export results
```bash
# Export to JSON
dotnet run --project tests/SharpCompress.Performance/SharpCompress.Performance.csproj --configuration Release -- --exporters json
# Export to multiple formats
dotnet run --project tests/SharpCompress.Performance/SharpCompress.Performance.csproj --configuration Release -- --exporters json markdown html
```
### List available benchmarks
```bash
dotnet run --project tests/SharpCompress.Performance/SharpCompress.Performance.csproj --configuration Release -- --list flat
```
## Baseline Results
The baseline results are stored in `baseline-results.md` and represent the expected performance characteristics of the library. These results are used in CI to detect significant performance regressions.
To update the baseline:
1. Run the benchmarks: `dotnet run --project tests/SharpCompress.Performance/SharpCompress.Performance.csproj --configuration Release -- --exporters markdown --artifacts baseline-output`
2. Combine the results: `cat baseline-output/results/*-report-github.md > baseline-results.md`
3. Review the changes and commit if appropriate
## CI Integration
The performance benchmarks run automatically in GitHub Actions on:
- Push to `master` or `release` branches
- Pull requests to `master` or `release` branches
- Manual workflow dispatch
Results are displayed in the GitHub Actions summary and uploaded as artifacts.
## Benchmark Configuration
The benchmarks are configured with minimal iterations for CI efficiency:
- **Warmup Count**: 1 iteration
- **Iteration Count**: 3 iterations
- **Invocation Count**: 1
- **Unroll Factor**: 1
- **Toolchain**: InProcessEmitToolchain (for fast execution)
These settings provide a good balance between speed and accuracy for CI purposes. For more accurate results, use the `Short`, `Medium`, or `Long` job configurations.
## Memory Diagnostics
All benchmarks include memory diagnostics using `[MemoryDiagnoser]`, which provides:
- Total allocated memory per operation
- Gen 0/1/2 collection counts
## Understanding Results
Key metrics in the benchmark results:
- **Mean**: Average execution time
- **Error**: Half of 99.9% confidence interval
- **StdDev**: Standard deviation
- **Allocated**: Total managed memory allocated per operation
## Contributing
When adding new benchmarks:
1. Create a new class in the `Benchmarks/` directory
2. Inherit from `ArchiveBenchmarkBase` for archive-related benchmarks
3. Add `[MemoryDiagnoser]` attribute to the class
4. Use `[Benchmark(Description = "...")]` for each benchmark method
5. Add `[GlobalSetup]` for one-time initialization
6. Update this README if needed

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```
BenchmarkDotNet v0.14.0, Ubuntu 24.04.3 LTS (Noble Numbat)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.102
[Host] : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Toolchain=InProcessEmitToolchain InvocationCount=1 IterationCount=3
UnrollFactor=1 WarmupCount=1
```
| Method | Mean | Error | StdDev | Allocated |
|------------------------- |-----------:|-----------:|----------:|----------:|
| &#39;GZip: Compress 100KB&#39; | 6,090.9 μs | 1,940.6 μs | 106.37 μs | 523.37 KB |
| &#39;GZip: Decompress 100KB&#39; | 434.5 μs | 389.3 μs | 21.34 μs | 37.41 KB |
```
BenchmarkDotNet v0.14.0, Ubuntu 24.04.3 LTS (Noble Numbat)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.102
[Host] : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Toolchain=InProcessEmitToolchain InvocationCount=1 IterationCount=3
UnrollFactor=1 WarmupCount=1
```
| Method | Mean | Error | StdDev | Allocated |
|----------------------------------------- |---------:|----------:|----------:|----------:|
| &#39;Rar: Extract all entries (Archive API)&#39; | 2.070 ms | 2.4938 ms | 0.1367 ms | 95.77 KB |
| &#39;Rar: Extract all entries (Reader API)&#39; | 2.359 ms | 0.9123 ms | 0.0500 ms | 154.18 KB |
```
BenchmarkDotNet v0.14.0, Ubuntu 24.04.3 LTS (Noble Numbat)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.102
[Host] : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Toolchain=InProcessEmitToolchain InvocationCount=1 IterationCount=3
UnrollFactor=1 WarmupCount=1
```
| Method | Mean | Error | StdDev | Allocated |
|---------------------------------- |----------:|-----------:|----------:|----------:|
| &#39;7Zip LZMA: Extract all entries&#39; | 14.042 ms | 98.7800 ms | 5.4145 ms | 277.93 KB |
| &#39;7Zip LZMA2: Extract all entries&#39; | 8.654 ms | 0.6124 ms | 0.0336 ms | 277.71 KB |
```
BenchmarkDotNet v0.14.0, Ubuntu 24.04.3 LTS (Noble Numbat)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.102
[Host] : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Toolchain=InProcessEmitToolchain InvocationCount=1 IterationCount=3
UnrollFactor=1 WarmupCount=1
```
| Method | Mean | Error | StdDev | Allocated |
|----------------------------------------- |---------:|---------:|---------:|----------:|
| &#39;Tar: Extract all entries (Archive API)&#39; | 148.0 μs | 356.4 μs | 19.53 μs | 20.73 KB |
| &#39;Tar: Extract all entries (Reader API)&#39; | 259.5 μs | 347.1 μs | 19.02 μs | 217.47 KB |
| &#39;Tar.GZip: Extract all entries&#39; | NA | NA | NA | NA |
| &#39;Tar: Create archive with small files&#39; | 139.1 μs | 728.8 μs | 39.95 μs | 72.55 KB |
Benchmarks with issues:
TarBenchmarks.'Tar.GZip: Extract all entries': Job-NHXEIE(Toolchain=InProcessEmitToolchain, InvocationCount=1, IterationCount=3, UnrollFactor=1, WarmupCount=1)
```
BenchmarkDotNet v0.14.0, Ubuntu 24.04.3 LTS (Noble Numbat)
Intel Xeon Platinum 8370C CPU 2.80GHz, 1 CPU, 4 logical and 2 physical cores
.NET SDK 10.0.102
[Host] : .NET 10.0.2 (10.0.225.61305), X64 RyuJIT AVX-512F+CD+BW+DQ+VL+VBMI
Toolchain=InProcessEmitToolchain InvocationCount=1 IterationCount=3
UnrollFactor=1 WarmupCount=1
```
| Method | Mean | Error | StdDev | Median | Allocated |
|----------------------------------------- |---------:|-----------:|----------:|----------:|-----------:|
| &#39;Zip: Extract all entries (Archive API)&#39; | 5.629 ms | 66.953 ms | 3.6699 ms | 7.2353 ms | 186.55 KB |
| &#39;Zip: Extract all entries (Reader API)&#39; | 4.935 ms | 114.613 ms | 6.2823 ms | 1.3354 ms | 128.05 KB |
| &#39;Zip: Create archive with small files&#39; | 1.250 ms | 10.341 ms | 0.5668 ms | 0.9229 ms | 2812.43 KB |