title: How to resolve "Microsoft.AspNetCore.Server.Kestrel.Core.BadHttpRequestException: Reading the request body timed out due to data arriving too slowly"?
body: <p>While doing API Performance Testing [e.g. No of Threads/Users : 50 with Loop Count : 10], 5 to 8 % samples with POST methods are failing due to below exception :</p>
  
  <pre><code>**Microsoft.AspNetCore.Server.Kestrel.Core.BadHttpRequestException: Reading the request body timed out due to data arriving too slowly. See MinRequestBodyDataRate.**
     at Microsoft.AspNetCore.Server.Kestrel.Core.BadHttpRequestException.Throw(RequestRejectionReason reason)
     at Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http.Http1MessageBody.PumpAsync()
     at System.IO.Pipelines.PipeCompletion.ThrowLatchedException()
     at System.IO.Pipelines.Pipe.GetReadResult(ReadResult&amp; result)
     at System.IO.Pipelines.Pipe.GetReadAsyncResult()
     at System.IO.Pipelines.Pipe.DefaultPipeReader.GetResult(Int16 token)
     at Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http.MessageBody.ReadAsync(Memory`1 buffer, CancellationToken cancellationToken)
     at Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http.HttpRequestStream.ReadAsyncInternal(Memory`1 buffer, CancellationToken cancellationToken)
     at Microsoft.AspNetCore.WebUtilities.FileBufferingReadStream.ReadAsync(Byte[] buffer, Int32 offset, Int32 count, CancellationToken cancellationToken)
     at Microsoft.AspNetCore.WebUtilities.StreamHelperExtensions.DrainAsync(Stream stream, ArrayPool`1 bytePool, Nullable`1 limit, CancellationToken cancellationToken)
     at Microsoft.AspNetCore.Mvc.Formatters.JsonInputFormatter.ReadRequestBodyAsync(InputFormatterContext context, Encoding encoding)
     at Microsoft.AspNetCore.Mvc.ModelBinding.Binders.BodyModelBinder.BindModelAsync(ModelBindingContext bindingContext)
     at Microsoft.AspNetCore.Mvc.ModelBinding.ParameterBinder.BindModelAsync(ActionContext actionContext, IModelBinder modelBinder, IValueProvider valueProvider, ParameterDescriptor parameter, ModelMetadata metadata, Object value)
  </code></pre>
  
  <p>Could you please suggest how i can fix this ? </p>
  
  <p><strong>NOTE :I correctly implemented async/await in POST method.This is
      happening to POST method only and out of 500 samples only 20 to
      40 samples are failing per POST method. Providing same inputs while
      testing.</strong></p>