"We stopped hearing from agent Azure Pipelines 32. Verify the agent machine is running and has a healthy network connection"

[jeffschwMSFT]

Build

https://dev.azure.com/dnceng/internal/_build/results?buildId=2361240

Error:

##[error]We stopped hearing from agent Azure Pipelines 32. Verify the agent machine is running and has a healthy network connection. Anything that terminates an agent process, starves it for CPU, or blocks its network access can cause this error. For more information, see: https://go.microsoft.com/fwlink/?linkid=846610

Build leg reported

No response

Pull Request

No response

Known issue core information

Fill out the known issue JSON section by following the step by step documentation on how to create a known issue

 {
    "ErrorMessage" : "",
    "BuildRetry": false,
    "ErrorPattern": "We stopped hearing from agent Azure Pipelines .*. Verify the agent machine is running and has a healthy network connection. Anything that terminates an agent process, starves it for CPU, or blocks its network access can cause this error.",
    "ExcludeConsoleLog": false
 }

@dotnet/dnceng

Release Note Category

• Feature changes/additions
• Bug fixes
• Internal Infrastructure Improvements

Release Note Description

Additional information about the issue reported

No response

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng/internal/_build/results?buildId=2361240
Error message validated: [We stopped hearing from agent Azure Pipelines .*. Verify the agent machine is running and has a healthy network connection. Anything that terminates an agent process, starves it for CPU, or blocks its network access can cause this error.]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 2/7/2024 1:03:13 AM UTC

Report

Build	Definition	Step Name	Console log	Pull Request
2612393	dotnet-runtime	Libraries SuperPMI collection libraries_tests_no_tiered_compilation Checked coreclr osx arm64 Release
2612092	dotnet-dotnet	OSX_arm64
905591	dotnet/runtime	osx-x64 Debug CoreCLR_Libraries		dotnet/runtime#111045
2611720	dotnet-dotnet	OSX_Mono_arm64
2611701	dotnet-dotnet	OSX_arm64
2610708	dotnet-node	macOS arm64
2610707	dotnet-wasi-sdk	macOS_arm64
2610628	dotnet-dotnet	OSX_Mono_x64
2609827	dotnet-runtime	Libraries SuperPMI collection libraries_tests_no_tiered_compilation Checked coreclr osx arm64 Release
2609079	dotnet-wasi-sdk	macOS_arm64
903424	dotnet/runtime	coreclr Pri0 Runtime Tests Run osx x64 checked
2608955	dotnet-node	macOS x64
2607590	dotnet-wasi-sdk	macOS_x64
2607441	dotnet-dotnet	OSX_x64
902074	dotnet/runtime	osx-x64 Debug CoreCLR_Libraries		dotnet/runtime#110910
2606980	dotnet-dotnet	OSX_x64
901806	dotnet/runtime	osx-x64 release Installer_Build_And_Test		dotnet/runtime#110902
901815	dotnet/runtime	osx-x64 Debug Libraries_CheckedCoreCLR		dotnet/runtime#110897
2605805	dotnet-wasi-sdk	macOS_arm64
2605779	dotnet-node	macOS arm64
2605305	dotnet-runtime	osx-arm64 release CrossAOT_Mono crossaot
899756	dotnet/runtime	osx-x64 Release AllSubsets_Mono_Interpreter_RuntimeTests monointerpreter
2603531	dotnet-wasi-sdk	macOS_arm64
2603273	dotnet-dotnet	OSX_x64
2602969	dotnet-dotnet	OSX_Mono_arm64
2602104	dotnet-runtime	Libraries SuperPMI collection libraries_tests Checked coreclr osx arm64 Release
2601562	dotnet-dotnet	OSX_arm64
2599983	dotnet-dotnet	OSX_x64
2599941	dotnet-dotnet	OSX_x64
2599931	dotnet-dotnet	OSX_x64
891708	dotnet/sdk	TemplateEngine: macOS (x64)		dotnet/sdk#45019
890967	dotnet/runtime	osx-x64 Release CoreCLR_Libraries
890256	dotnet/runtime	coreclr Pri0 Runtime Tests Run osx arm64 checked	Log	dotnet/runtime#110481
890559	dotnet/runtime	osx-x64 Release AllSubsets_Mono_Interpreter_RuntimeTests monointerpreter		dotnet/runtime#110545
2598321	dotnet-wasi-sdk	macOS_x64
2597690	dotnet-dotnet	OSX_arm64
2597670	dotnet-runtime	coreclr Pri1 Runtime Tests Run osx arm64 checked	Log
889140	dotnet/runtime	osx-x64 Debug Libraries_CheckedCoreCLR		dotnet/runtime#110033
2596787	dotnet-dotnet	OSX_x64
887455	dotnet/runtime	osx-x64 Debug Libraries_CheckedCoreCLR		dotnet/runtime#102553
887419	dotnet/runtime	osx-x64 Debug CoreCLR_Libraries		dotnet/runtime#110448

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
1	9	41

[lewing]

#1919 is a similar looking mac host infra failure

[lewing]

as is #1883