ASP.NET Core doesn't include a logging provider for writing logs to files. To write logs to files from an ASP.NET Core app, consider using a third-party logging provider.

Jul 17, 2024 · Learn about app logging provided by the Microsoft.Extensions.Logging NuGet package in C#.

Jul 31, 2024 · For routine logging in an ASP.NET Core app, use a logging library that limits log file size and rotates logs. For more information, see third-party logging providers.

Apr 25, 2025 · Understand and implement middleware in an ASP.NET Core app. Use included middleware like HTTP logging and authentication. Create custom middleware to handle …

Apr 5, 2025 · You can control logging using any of the configuration options discussed in Logging in .NET Core and ASP.NET Core. Using the Azure Service Bus library as an example, …

Sep 4, 2024 · ILogger provides the logging story for the OpenTelemetry implementation for .NET, which enables egress of logs from your application to a variety of APM systems for further …

Apr 11, 2024 · Learn how to use LoggerMessage to create cacheable delegates that require fewer object allocations for high-performance logging scenarios.

Oct 22, 2025 · ApplicationInsightsLoggerProvider for .NET Core ILogger logs - Start here if you want to implement the logging provider without the rest of Application Insights telemetry.

Jan 12, 2023 · Entity Framework Core (EF Core) simple logging can be used to easily obtain logs while developing and debugging applications. This form of logging requires minimal …

Oct 22, 2025 · Learn how to use the LoggerMessageAttribute and compile-time source generation for logging in .NET.