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Increase log buffer size to avoid log message from being broken over multiple CWL records #1189

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Merged
Parent: Add configuration for staging repo (#2141)
merged 1 commit into from
May 26, 2022
Merged

Increase log buffer size to avoid log message from being broken over multiple CWL records #1189

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2 changes: 1 addition & 1 deletion .../src/Amazon.Lambda.AspNetCoreServer.Hosting/Amazon.Lambda.AspNetCoreServer.Hosting.csproj
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Expand Up @@ -7,7 +7,7 @@
<TargetFramework>net6.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
<Version>1.3.0</Version>
<Version>1.3.1</Version>
<PackageReadmeFile>README.md</PackageReadmeFile>
<AssemblyName>Amazon.Lambda.AspNetCoreServer.Hosting</AssemblyName>
<PackageId>Amazon.Lambda.AspNetCoreServer.Hosting</PackageId>
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4 changes: 2 additions & 2 deletions Libraries/src/Amazon.Lambda.RuntimeSupport/Amazon.Lambda.RuntimeSupport.csproj
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Expand Up @@ -4,9 +4,9 @@

<PropertyGroup>
<TargetFrameworks>netstandard2.0;net5.0;net6.0</TargetFrameworks>
<VersionPrefix>1.8.0</VersionPrefix>
<VersionPrefix>1.8.1</VersionPrefix>
<Description>Provides a bootstrap and Lambda Runtime API Client to help you to develop custom .NET Core Lambda Runtimes.</Description>
<VersionPrefix>1.8.0</VersionPrefix>
<VersionPrefix>1.8.1</VersionPrefix>
<Description>Provides a bootstrap and Lambda Runtime API Client to help you to develop custom .NET Core Lambda Runtimes.</Description>
<AssemblyTitle>Amazon.Lambda.RuntimeSupport</AssemblyTitle>
<AssemblyName>Amazon.Lambda.RuntimeSupport</AssemblyName>
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4 changes: 3 additions & 1 deletion Libraries/src/Amazon.Lambda.RuntimeSupport/Helpers/FileDescriptorLogStream.cs
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@@ -1,6 +1,7 @@
using System;
using System.IO;
using System.Buffers;
using System.Text;
using Microsoft.Win32.SafeHandles;
using System.Collections.Concurrent;

Expand All @@ -22,7 +23,8 @@ public static class FileDescriptorLogFactory
public static StreamWriter GetWriter(string fileDescriptorId)
{
// AutoFlush must be turned out otherwise the StreamWriter might not send the data to the stream before the Lambda function completes.
var writer = _writers.GetOrAdd(fileDescriptorId, (x) => new StreamWriter(new FileDescriptorLogStream(fileDescriptorId)) { AutoFlush = true });
// Set the buffer size to the same max size as CloudWatch Logs records.
var writer = _writers.GetOrAdd(fileDescriptorId, (x) => new StreamWriter(new FileDescriptorLogStream(fileDescriptorId), Encoding.UTF8, 256 * 1024) { AutoFlush = true });
return writer;
}

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