Regressions in System.Collections.IterateForEach<String> #78407

Description

@performanceautofiler

Run Information

Architecturex86
OSWindows 10.0.18362
Baselinedb213657acc53fc48212867d5728e83d9e36a558
Compare6a676280564ce8e04f10c29fe5ebc346aa462ca1
DiffDiff

Regressions in System.Collections.IterateForEach<String>

BenchmarkBaselineTestTest/BaseTest QualityEdge DetectorBaseline IRCompare IRIR RatioBaseline ETLCompare ETL
Stack - Duration of single invocation3.70 μs4.11 μs1.110.04False
ConcurrentQueue - Duration of single invocation5.32 μs5.80 μs1.090.05False

graph
graph
Test Report

Repro

git clone https://github.com/dotnet/performance.git
py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateForEach&lt;String&gt;*'

Related Issues

Regressions

Improvements

Details

Payloads

Baseline
Compare

Histogram

Edge Detector Info

Collection Data

System.Collections.IterateForEach<String>.Stack(Size: 512)

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 4.107049082202712 > 3.888430348229103.
IsChangePoint: Marked as a change because one of 9/29/2022 8:01:59 PM, 10/1/2022 7:19:07 PM, 10/4/2022 8:15:20 AM, 10/6/2022 2:13:23 PM, 10/11/2022 5:13:36 PM, 10/25/2022 12:27:43 PM, 11/10/2022 9:13:35 AM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsRegressionStdDev: Marked as regression because -19.677686533844764 (T) = (0 -4142.084033229752) / Math.Sqrt((1469.313769660534 / (33)) + (9133.83046449606 / (21))) is less than -2.0066468050606243 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (21) - 2, .025) and -0.11610187160355451 = (3711.206063366448 - 4142.084033229752) / 3711.206063366448 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
```#### System.Collections.IterateForEach&lt;String&gt;.ConcurrentQueue(Size: 512)
```log

Description of detection logic

IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
IsRegressionWindowed: Marked as regression because 5.796406211333829 > 5.591252484339894.
IsChangePoint: Marked as a change because one of 9/2/2022 12:09:32 AM, 11/10/2022 12:18:51 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
IsRegressionStdDev: Marked as regression because -103.41541944430826 (T) = (0 -5776.887246982295) / Math.Sqrt((407.57154768095916 / (34)) + (113.54527015483818 / (20))) is less than -2.0066468050606243 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (34) + (20) - 2, .025) and -0.08136069548848955 = (5342.238968998839 - 5776.887246982295) / 5342.238968998839 is less than -0.05.
IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.

Docs

Profiling workflow for dotnet/runtime repository
Benchmarking workflow for dotnet/runtime repository

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      , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Add copy buttons to all
       blocks\n(function() {\n function addCopyButtons() {\n document.querySelectorAll('pre code').forEach(function(codeBlock) {\n if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;\n codeBlock.parentElement.setAttribute('data-copy-added', 'true');\n \n var btn = document.createElement('button');\n btn.textContent = 'Copy';\n btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';\n btn.onmouseover = function() { this.style.opacity = '1'; };\n btn.onmouseout = function() { this.style.opacity = '0.7'; };\n btn.onclick = function() {\n navigator.clipboard.writeText(codeBlock.textContent).then(function() {\n btn.textContent = 'Copied!';\n setTimeout(function() { btn.textContent = 'Copy'; }, 1500);\n });\n };\n codeBlock.parentElement.style.position = 'relative';\n codeBlock.parentElement.appendChild(btn);\n });\n }\n \n addCopyButtons();\n \n // Re-run on dynamic content\n var observer = new MutationObserver(addCopyButtons);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Add Copy Buttons to Code Blocks");
      }
      } catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
      })();
      (function(){
      try {
      var __m = "github.com";
      var __re = new RegExp('^' + "github\\.com" + '
      
      Skip to content

      Regressions in System.Collections.IterateForEach<String> #78407

      Description

      @performanceautofiler

      Run Information

      Architecturex86
      OSWindows 10.0.18362
      Baselinedb213657acc53fc48212867d5728e83d9e36a558
      Compare6a676280564ce8e04f10c29fe5ebc346aa462ca1
      DiffDiff

      Regressions in System.Collections.IterateForEach<String>

      BenchmarkBaselineTestTest/BaseTest QualityEdge DetectorBaseline IRCompare IRIR RatioBaseline ETLCompare ETL
      Stack - Duration of single invocation3.70 μs4.11 μs1.110.04False
      ConcurrentQueue - Duration of single invocation5.32 μs5.80 μs1.090.05False

      graph
      graph
      Test Report

      Repro

      git clone https://github.com/dotnet/performance.git
      py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateForEach&lt;String&gt;*'

      Related Issues

      Regressions

      Improvements

      Details

      Payloads

      Baseline
      Compare

      Histogram

      Edge Detector Info

      Collection Data

      System.Collections.IterateForEach<String>.Stack(Size: 512)

      Description of detection logic

      IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
      IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
      IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
      IsRegressionWindowed: Marked as regression because 4.107049082202712 > 3.888430348229103.
      IsChangePoint: Marked as a change because one of 9/29/2022 8:01:59 PM, 10/1/2022 7:19:07 PM, 10/4/2022 8:15:20 AM, 10/6/2022 2:13:23 PM, 10/11/2022 5:13:36 PM, 10/25/2022 12:27:43 PM, 11/10/2022 9:13:35 AM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
      IsRegressionStdDev: Marked as regression because -19.677686533844764 (T) = (0 -4142.084033229752) / Math.Sqrt((1469.313769660534 / (33)) + (9133.83046449606 / (21))) is less than -2.0066468050606243 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (21) - 2, .025) and -0.11610187160355451 = (3711.206063366448 - 4142.084033229752) / 3711.206063366448 is less than -0.05.
      IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
      IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
      IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
      ```#### System.Collections.IterateForEach&lt;String&gt;.ConcurrentQueue(Size: 512)
      ```log
      

      Description of detection logic

      IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
      IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
      IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
      IsRegressionWindowed: Marked as regression because 5.796406211333829 > 5.591252484339894.
      IsChangePoint: Marked as a change because one of 9/2/2022 12:09:32 AM, 11/10/2022 12:18:51 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
      IsRegressionStdDev: Marked as regression because -103.41541944430826 (T) = (0 -5776.887246982295) / Math.Sqrt((407.57154768095916 / (34)) + (113.54527015483818 / (20))) is less than -2.0066468050606243 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (34) + (20) - 2, .025) and -0.08136069548848955 = (5342.238968998839 - 5776.887246982295) / 5342.238968998839 is less than -0.05.
      IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
      IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
      IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
      

      Docs

      Profiling workflow for dotnet/runtime repository
      Benchmarking workflow for dotnet/runtime repository

      Metadata

      Metadata

      Assignees

      No one assigned

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        No type

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          No milestone

          Relationships

          None yet

          Development

          No branches or pull requests

          Issue actions

          , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix"); } } catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
          Skip to content

          Regressions in System.Collections.IterateForEach<String> #78407

          Description

          @performanceautofiler

          Run Information

          Architecturex86
          OSWindows 10.0.18362
          Baselinedb213657acc53fc48212867d5728e83d9e36a558
          Compare6a676280564ce8e04f10c29fe5ebc346aa462ca1
          DiffDiff

          Regressions in System.Collections.IterateForEach<String>

          BenchmarkBaselineTestTest/BaseTest QualityEdge DetectorBaseline IRCompare IRIR RatioBaseline ETLCompare ETL
          Stack - Duration of single invocation3.70 μs4.11 μs1.110.04False
          ConcurrentQueue - Duration of single invocation5.32 μs5.80 μs1.090.05False

          graph
          graph
          Test Report

          Repro

          git clone https://github.com/dotnet/performance.git
          py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateForEach&lt;String&gt;*'

          Related Issues

          Regressions

          Improvements

          Details

          Payloads

          Baseline
          Compare

          Histogram

          Edge Detector Info

          Collection Data

          System.Collections.IterateForEach<String>.Stack(Size: 512)

          Description of detection logic

          IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
          IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
          IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
          IsRegressionWindowed: Marked as regression because 4.107049082202712 > 3.888430348229103.
          IsChangePoint: Marked as a change because one of 9/29/2022 8:01:59 PM, 10/1/2022 7:19:07 PM, 10/4/2022 8:15:20 AM, 10/6/2022 2:13:23 PM, 10/11/2022 5:13:36 PM, 10/25/2022 12:27:43 PM, 11/10/2022 9:13:35 AM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
          IsRegressionStdDev: Marked as regression because -19.677686533844764 (T) = (0 -4142.084033229752) / Math.Sqrt((1469.313769660534 / (33)) + (9133.83046449606 / (21))) is less than -2.0066468050606243 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (21) - 2, .025) and -0.11610187160355451 = (3711.206063366448 - 4142.084033229752) / 3711.206063366448 is less than -0.05.
          IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
          IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
          IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
          ```#### System.Collections.IterateForEach&lt;String&gt;.ConcurrentQueue(Size: 512)
          ```log
          

          Description of detection logic

          IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
          IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
          IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
          IsRegressionWindowed: Marked as regression because 5.796406211333829 > 5.591252484339894.
          IsChangePoint: Marked as a change because one of 9/2/2022 12:09:32 AM, 11/10/2022 12:18:51 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
          IsRegressionStdDev: Marked as regression because -103.41541944430826 (T) = (0 -5776.887246982295) / Math.Sqrt((407.57154768095916 / (34)) + (113.54527015483818 / (20))) is less than -2.0066468050606243 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (34) + (20) - 2, .025) and -0.08136069548848955 = (5342.238968998839 - 5776.887246982295) / 5342.238968998839 is less than -0.05.
          IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
          IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
          IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
          

          Docs

          Profiling workflow for dotnet/runtime repository
          Benchmarking workflow for dotnet/runtime repository

          Metadata

          Metadata

          Assignees

          No one assigned

            Type

            No type

            Projects

            No projects

              Milestone

              No milestone

              Relationships

              None yet

              Development

              No branches or pull requests

              Issue actions

              , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms"); } } catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
              Skip to content

              Regressions in System.Collections.IterateForEach<String> #78407

              Description

              @performanceautofiler

              Run Information

              Architecturex86
              OSWindows 10.0.18362
              Baselinedb213657acc53fc48212867d5728e83d9e36a558
              Compare6a676280564ce8e04f10c29fe5ebc346aa462ca1
              DiffDiff

              Regressions in System.Collections.IterateForEach<String>

              BenchmarkBaselineTestTest/BaseTest QualityEdge DetectorBaseline IRCompare IRIR RatioBaseline ETLCompare ETL
              Stack - Duration of single invocation3.70 μs4.11 μs1.110.04False
              ConcurrentQueue - Duration of single invocation5.32 μs5.80 μs1.090.05False

              graph
              graph
              Test Report

              Repro

              git clone https://github.com/dotnet/performance.git
              py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateForEach&lt;String&gt;*'

              Related Issues

              Regressions

              Improvements

              Details

              Payloads

              Baseline
              Compare

              Histogram

              Edge Detector Info

              Collection Data

              System.Collections.IterateForEach<String>.Stack(Size: 512)

              Description of detection logic

              IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
              IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
              IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
              IsRegressionWindowed: Marked as regression because 4.107049082202712 > 3.888430348229103.
              IsChangePoint: Marked as a change because one of 9/29/2022 8:01:59 PM, 10/1/2022 7:19:07 PM, 10/4/2022 8:15:20 AM, 10/6/2022 2:13:23 PM, 10/11/2022 5:13:36 PM, 10/25/2022 12:27:43 PM, 11/10/2022 9:13:35 AM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
              IsRegressionStdDev: Marked as regression because -19.677686533844764 (T) = (0 -4142.084033229752) / Math.Sqrt((1469.313769660534 / (33)) + (9133.83046449606 / (21))) is less than -2.0066468050606243 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (21) - 2, .025) and -0.11610187160355451 = (3711.206063366448 - 4142.084033229752) / 3711.206063366448 is less than -0.05.
              IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
              IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
              IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
              ```#### System.Collections.IterateForEach&lt;String&gt;.ConcurrentQueue(Size: 512)
              ```log
              

              Description of detection logic

              IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
              IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
              IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
              IsRegressionWindowed: Marked as regression because 5.796406211333829 > 5.591252484339894.
              IsChangePoint: Marked as a change because one of 9/2/2022 12:09:32 AM, 11/10/2022 12:18:51 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
              IsRegressionStdDev: Marked as regression because -103.41541944430826 (T) = (0 -5776.887246982295) / Math.Sqrt((407.57154768095916 / (34)) + (113.54527015483818 / (20))) is less than -2.0066468050606243 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (34) + (20) - 2, .025) and -0.08136069548848955 = (5342.238968998839 - 5776.887246982295) / 5342.238968998839 is less than -0.05.
              IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
              IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
              IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
              

              Docs

              Profiling workflow for dotnet/runtime repository
              Benchmarking workflow for dotnet/runtime repository

              Metadata

              Metadata

              Assignees

              No one assigned

                Type

                No type

                Projects

                No projects

                  Milestone

                  No milestone

                  Relationships

                  None yet

                  Development

                  No branches or pull requests

                  Issue actions

                  , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Strip utm_, fbclid, gclid, etc. from all links on page\n(function() {\n var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',\n 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',\n 'ref', 'ref_src', 'source', 'medium', 'campaign'];\n \n function cleanUrl(url) {\n try {\n var u = new URL(url, window.location.origin);\n var changed = false;\n trackingParams.forEach(function(p) {\n if (u.searchParams.has(p)) {\n u.searchParams.delete(p);\n changed = true;\n }\n });\n return changed ? u.toString() : url;\n } catch (e) {\n return url;\n }\n }\n \n function cleanLinks() {\n document.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n \n cleanLinks();\n \n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1) {\n if (node.tagName === 'A') cleanLinks();\n node.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Remove Tracking Parameters from Links"); } } catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); } })(); (function(){ try { var __m = "youtube.com"; var __re = new RegExp('^' + "youtube\\.com" + '
                  Skip to content

                  Regressions in System.Collections.IterateForEach<String> #78407

                  Description

                  @performanceautofiler

                  Run Information

                  Architecturex86
                  OSWindows 10.0.18362
                  Baselinedb213657acc53fc48212867d5728e83d9e36a558
                  Compare6a676280564ce8e04f10c29fe5ebc346aa462ca1
                  DiffDiff

                  Regressions in System.Collections.IterateForEach<String>

                  BenchmarkBaselineTestTest/BaseTest QualityEdge DetectorBaseline IRCompare IRIR RatioBaseline ETLCompare ETL
                  Stack - Duration of single invocation3.70 μs4.11 μs1.110.04False
                  ConcurrentQueue - Duration of single invocation5.32 μs5.80 μs1.090.05False

                  graph
                  graph
                  Test Report

                  Repro

                  git clone https://github.com/dotnet/performance.git
                  py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateForEach&lt;String&gt;*'

                  Related Issues

                  Regressions

                  Improvements

                  Details

                  Payloads

                  Baseline
                  Compare

                  Histogram

                  Edge Detector Info

                  Collection Data

                  System.Collections.IterateForEach<String>.Stack(Size: 512)

                  Description of detection logic

                  IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
                  IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
                  IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
                  IsRegressionWindowed: Marked as regression because 4.107049082202712 > 3.888430348229103.
                  IsChangePoint: Marked as a change because one of 9/29/2022 8:01:59 PM, 10/1/2022 7:19:07 PM, 10/4/2022 8:15:20 AM, 10/6/2022 2:13:23 PM, 10/11/2022 5:13:36 PM, 10/25/2022 12:27:43 PM, 11/10/2022 9:13:35 AM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
                  IsRegressionStdDev: Marked as regression because -19.677686533844764 (T) = (0 -4142.084033229752) / Math.Sqrt((1469.313769660534 / (33)) + (9133.83046449606 / (21))) is less than -2.0066468050606243 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (21) - 2, .025) and -0.11610187160355451 = (3711.206063366448 - 4142.084033229752) / 3711.206063366448 is less than -0.05.
                  IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
                  IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
                  IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
                  ```#### System.Collections.IterateForEach&lt;String&gt;.ConcurrentQueue(Size: 512)
                  ```log
                  

                  Description of detection logic

                  IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
                  IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
                  IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
                  IsRegressionWindowed: Marked as regression because 5.796406211333829 > 5.591252484339894.
                  IsChangePoint: Marked as a change because one of 9/2/2022 12:09:32 AM, 11/10/2022 12:18:51 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
                  IsRegressionStdDev: Marked as regression because -103.41541944430826 (T) = (0 -5776.887246982295) / Math.Sqrt((407.57154768095916 / (34)) + (113.54527015483818 / (20))) is less than -2.0066468050606243 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (34) + (20) - 2, .025) and -0.08136069548848955 = (5342.238968998839 - 5776.887246982295) / 5342.238968998839 is less than -0.05.
                  IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
                  IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
                  IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
                  

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                      , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default"); } } catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
                      Skip to content

                      Regressions in System.Collections.IterateForEach<String> #78407

                      Description

                      @performanceautofiler

                      Run Information

                      Architecturex86
                      OSWindows 10.0.18362
                      Baselinedb213657acc53fc48212867d5728e83d9e36a558
                      Compare6a676280564ce8e04f10c29fe5ebc346aa462ca1
                      DiffDiff

                      Regressions in System.Collections.IterateForEach<String>

                      BenchmarkBaselineTestTest/BaseTest QualityEdge DetectorBaseline IRCompare IRIR RatioBaseline ETLCompare ETL
                      Stack - Duration of single invocation3.70 μs4.11 μs1.110.04False
                      ConcurrentQueue - Duration of single invocation5.32 μs5.80 μs1.090.05False

                      graph
                      graph
                      Test Report

                      Repro

                      git clone https://github.com/dotnet/performance.git
                      py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateForEach&lt;String&gt;*'

                      Related Issues

                      Regressions

                      Improvements

                      Details

                      Payloads

                      Baseline
                      Compare

                      Histogram

                      Edge Detector Info

                      Collection Data

                      System.Collections.IterateForEach<String>.Stack(Size: 512)

                      Description of detection logic

                      IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
                      IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
                      IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
                      IsRegressionWindowed: Marked as regression because 4.107049082202712 > 3.888430348229103.
                      IsChangePoint: Marked as a change because one of 9/29/2022 8:01:59 PM, 10/1/2022 7:19:07 PM, 10/4/2022 8:15:20 AM, 10/6/2022 2:13:23 PM, 10/11/2022 5:13:36 PM, 10/25/2022 12:27:43 PM, 11/10/2022 9:13:35 AM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
                      IsRegressionStdDev: Marked as regression because -19.677686533844764 (T) = (0 -4142.084033229752) / Math.Sqrt((1469.313769660534 / (33)) + (9133.83046449606 / (21))) is less than -2.0066468050606243 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (21) - 2, .025) and -0.11610187160355451 = (3711.206063366448 - 4142.084033229752) / 3711.206063366448 is less than -0.05.
                      IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
                      IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
                      IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
                      ```#### System.Collections.IterateForEach&lt;String&gt;.ConcurrentQueue(Size: 512)
                      ```log
                      

                      Description of detection logic

                      IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
                      IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
                      IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
                      IsRegressionWindowed: Marked as regression because 5.796406211333829 > 5.591252484339894.
                      IsChangePoint: Marked as a change because one of 9/2/2022 12:09:32 AM, 11/10/2022 12:18:51 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
                      IsRegressionStdDev: Marked as regression because -103.41541944430826 (T) = (0 -5776.887246982295) / Math.Sqrt((407.57154768095916 / (34)) + (113.54527015483818 / (20))) is less than -2.0066468050606243 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (34) + (20) - 2, .025) and -0.08136069548848955 = (5342.238968998839 - 5776.887246982295) / 5342.238968998839 is less than -0.05.
                      IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
                      IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
                      IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
                      

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                      Benchmarking workflow for dotnet/runtime repository

                      Metadata

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                      Assignees

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                        Type

                        No type

                        Projects

                        No projects

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                          No milestone

                          Relationships

                          None yet

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                          No branches or pull requests

                          Issue actions

                          , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers"); } } catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + '
                          Skip to content

                          Regressions in System.Collections.IterateForEach<String> #78407

                          Description

                          @performanceautofiler

                          Run Information

                          Architecturex86
                          OSWindows 10.0.18362
                          Baselinedb213657acc53fc48212867d5728e83d9e36a558
                          Compare6a676280564ce8e04f10c29fe5ebc346aa462ca1
                          DiffDiff

                          Regressions in System.Collections.IterateForEach<String>

                          BenchmarkBaselineTestTest/BaseTest QualityEdge DetectorBaseline IRCompare IRIR RatioBaseline ETLCompare ETL
                          Stack - Duration of single invocation3.70 μs4.11 μs1.110.04False
                          ConcurrentQueue - Duration of single invocation5.32 μs5.80 μs1.090.05False

                          graph
                          graph
                          Test Report

                          Repro

                          git clone https://github.com/dotnet/performance.git
                          py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateForEach&lt;String&gt;*'

                          Related Issues

                          Regressions

                          Improvements

                          Details

                          Payloads

                          Baseline
                          Compare

                          Histogram

                          Edge Detector Info

                          Collection Data

                          System.Collections.IterateForEach<String>.Stack(Size: 512)

                          Description of detection logic

                          IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
                          IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
                          IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
                          IsRegressionWindowed: Marked as regression because 4.107049082202712 > 3.888430348229103.
                          IsChangePoint: Marked as a change because one of 9/29/2022 8:01:59 PM, 10/1/2022 7:19:07 PM, 10/4/2022 8:15:20 AM, 10/6/2022 2:13:23 PM, 10/11/2022 5:13:36 PM, 10/25/2022 12:27:43 PM, 11/10/2022 9:13:35 AM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
                          IsRegressionStdDev: Marked as regression because -19.677686533844764 (T) = (0 -4142.084033229752) / Math.Sqrt((1469.313769660534 / (33)) + (9133.83046449606 / (21))) is less than -2.0066468050606243 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (21) - 2, .025) and -0.11610187160355451 = (3711.206063366448 - 4142.084033229752) / 3711.206063366448 is less than -0.05.
                          IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
                          IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
                          IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
                          ```#### System.Collections.IterateForEach&lt;String&gt;.ConcurrentQueue(Size: 512)
                          ```log
                          

                          Description of detection logic

                          IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
                          IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
                          IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
                          IsRegressionWindowed: Marked as regression because 5.796406211333829 > 5.591252484339894.
                          IsChangePoint: Marked as a change because one of 9/2/2022 12:09:32 AM, 11/10/2022 12:18:51 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
                          IsRegressionStdDev: Marked as regression because -103.41541944430826 (T) = (0 -5776.887246982295) / Math.Sqrt((407.57154768095916 / (34)) + (113.54527015483818 / (20))) is less than -2.0066468050606243 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (34) + (20) - 2, .025) and -0.08136069548848955 = (5342.238968998839 - 5776.887246982295) / 5342.238968998839 is less than -0.05.
                          IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
                          IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
                          IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
                          

                          Docs

                          Profiling workflow for dotnet/runtime repository
                          Benchmarking workflow for dotnet/runtime repository

                          Metadata

                          Metadata

                          Assignees

                          No one assigned

                            Type

                            No type

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                            No projects

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                              No milestone

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                              None yet

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                              No branches or pull requests

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                              , 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode"); } } catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); } })(); })();
                              Skip to content

                              Regressions in System.Collections.IterateForEach<String> #78407

                              Description

                              @performanceautofiler

                              Run Information

                              Architecturex86
                              OSWindows 10.0.18362
                              Baselinedb213657acc53fc48212867d5728e83d9e36a558
                              Compare6a676280564ce8e04f10c29fe5ebc346aa462ca1
                              DiffDiff

                              Regressions in System.Collections.IterateForEach<String>

                              BenchmarkBaselineTestTest/BaseTest QualityEdge DetectorBaseline IRCompare IRIR RatioBaseline ETLCompare ETL
                              Stack - Duration of single invocation3.70 μs4.11 μs1.110.04False
                              ConcurrentQueue - Duration of single invocation5.32 μs5.80 μs1.090.05False

                              graph
                              graph
                              Test Report

                              Repro

                              git clone https://github.com/dotnet/performance.git
                              py .\performance\scripts\benchmarks_ci.py -f net6.0 --filter 'System.Collections.IterateForEach&lt;String&gt;*'

                              Related Issues

                              Regressions

                              Improvements

                              Details

                              Payloads

                              Baseline
                              Compare

                              Histogram

                              Edge Detector Info

                              Collection Data

                              System.Collections.IterateForEach<String>.Stack(Size: 512)

                              Description of detection logic

                              IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
                              IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
                              IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
                              IsRegressionWindowed: Marked as regression because 4.107049082202712 > 3.888430348229103.
                              IsChangePoint: Marked as a change because one of 9/29/2022 8:01:59 PM, 10/1/2022 7:19:07 PM, 10/4/2022 8:15:20 AM, 10/6/2022 2:13:23 PM, 10/11/2022 5:13:36 PM, 10/25/2022 12:27:43 PM, 11/10/2022 9:13:35 AM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
                              IsRegressionStdDev: Marked as regression because -19.677686533844764 (T) = (0 -4142.084033229752) / Math.Sqrt((1469.313769660534 / (33)) + (9133.83046449606 / (21))) is less than -2.0066468050606243 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (33) + (21) - 2, .025) and -0.11610187160355451 = (3711.206063366448 - 4142.084033229752) / 3711.206063366448 is less than -0.05.
                              IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
                              IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
                              IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
                              ```#### System.Collections.IterateForEach&lt;String&gt;.ConcurrentQueue(Size: 512)
                              ```log
                              

                              Description of detection logic

                              IsRegressionChecked: Marked as regression because the three check build points were 0.05 greater than the baseline.
                              IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
                              IsRegressionBase: Marked as regression because the compare was 5% greater than the baseline, and the value was not too small.
                              IsRegressionWindowed: Marked as regression because 5.796406211333829 > 5.591252484339894.
                              IsChangePoint: Marked as a change because one of 9/2/2022 12:09:32 AM, 11/10/2022 12:18:51 PM, 11/14/2022 7:25:10 PM falls between 11/5/2022 10:22:58 PM and 11/14/2022 7:25:10 PM.
                              IsRegressionStdDev: Marked as regression because -103.41541944430826 (T) = (0 -5776.887246982295) / Math.Sqrt((407.57154768095916 / (34)) + (113.54527015483818 / (20))) is less than -2.0066468050606243 = MathNet.Numerics.Distributions.StudentT.InvCDF(0, 1, (34) + (20) - 2, .025) and -0.08136069548848955 = (5342.238968998839 - 5776.887246982295) / 5342.238968998839 is less than -0.05.
                              IsImprovementBase: Marked as not an improvement because the compare was not 5% less than the baseline, or the value was too small.
                              IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
                              IsChangeEdgeDetector: Marked not as a regression because Edge Detector said so.
                              

                              Docs

                              Profiling workflow for dotnet/runtime repository
                              Benchmarking workflow for dotnet/runtime repository

                              Metadata

                              Metadata

                              Assignees

                              No one assigned

                                Type

                                No type

                                Projects

                                No projects

                                  Milestone

                                  No milestone

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                                  None yet

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                                  Issue actions