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[6.1] SDK install retry. Disable flaky tests. #4332

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[6.1] SDK install retry. Disable flaky tests. #4332

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628d234
Cherry-pick of #4314 requires manual resolution
github-actions[bot] May 29, 2026
fd1688f
Tests | Address transient errors in CI pipelines (#4314)
cheenamalhotra May 29, 2026
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10 changes: 10 additions & 0 deletions eng/pipelines/steps/install-dotnet.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -57,8 +57,12 @@ steps:
- ${{ if ne(parameters.architecture, 'arm64') }}:

# Install the SDK listed in the global.json file.
#
# retryCountOnTaskFailure is set because UseDotNet@2 fails intermittently
# in CI due to transient network/CDN issues when downloading the SDK.
- task: UseDotNet@2
displayName: Install .NET SDK (global.json)
retryCountOnTaskFailure: 3
inputs:
Comment on lines 63 to 66
installationPath: ${{ parameters.installDir }}
packageType: sdk
Expand All @@ -71,6 +75,7 @@ steps:
- ${{ each version in parameters.runtimes }}:
- task: UseDotNet@2
displayName: Install .NET ${{ version }} Runtime
retryCountOnTaskFailure: 3
inputs:
installationPath: ${{ parameters.installDir }}
packageType: runtime
Expand All @@ -83,8 +88,13 @@ steps:
- ${{ else }}:

# Use the install script for ARM64.
#
# retryCountOnTaskFailure provides an outer retry around the script's
# internal retry loop, in case the script download itself or the entire
# step fails due to transient issues.
- task: PowerShell@2
displayName: Install .NET SDK and Runtimes for ARM64
retryCountOnTaskFailure: 3
inputs:
targetType: filePath
pwsh: true
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2 changes: 2 additions & 0 deletions src/Microsoft.Data.SqlClient/tests/UnitTests/SimulatedServerTests/ConnectionFailoverTests.cs
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Expand Up @@ -389,6 +389,7 @@ public void TransientFault_ShouldConnectToPrimary(uint errorCode)
[InlineData(40613)]
[InlineData(42108)]
[InlineData(42109)]
[Trait("Category", "flaky")]
public void TransientFault_RetryDisabled_ShouldFail(uint errorCode)
Comment on lines +392 to 393
{
// Arrange
Expand Down Expand Up @@ -484,6 +485,7 @@ public void TransientFault_WithUserProvidedPartner_ShouldConnectToPrimary(uint e
[InlineData(40613)]
[InlineData(42108)]
[InlineData(42109)]
[Trait("Category", "flaky")]
public void TransientFault_WithUserProvidedPartner_RetryDisabled_ShouldFail(uint errorCode)
Comment on lines +488 to 489
{
// Arrange
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1 change: 1 addition & 0 deletions ...rosoft.Data.SqlClient/tests/UnitTests/SimulatedServerTests/ConnectionRoutingTestsAzure.cs
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Expand Up @@ -159,6 +159,7 @@ public void NetworkDelayAtRoutedLocation_RetryDisabled_ShouldSucceed()
}

[Fact]
[Trait("Category", "flaky")]
public void NetworkTimeoutAtRoutedLocation_RetryDisabled_ShouldFail()
Comment on lines +162 to 163
{
// Arrange
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