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February 2020 - .NET Blog

.NET Core 3.0 will reach End of Life on March 3, 2020

February 28, 2020 Feb 28, 2020 02/28/20
Lee Coward
.NET Core 3.0 will reach end of life on March 3, 2020. It is a “Current” release and is superseded by .NET Core 3.1, which was released on December 3, 2019. After that time, .NET Core patch updates will no longer include updated packages .NET Core 3.0. .NET Core 3.1 is a long-term supported (LTS) release (supported for at least 3 years). ...

.NET Framework February 2020 Preview of Quality Rollup for Windows 10 1909, Windows 10 1903, Windows Server, version 1909 and Windows Server, version 1903

February 27, 2020 Feb 27, 2020 02/27/20
Tara Overfield
Today, we are releasing the February 2020 Preview of Quality Rollup for Windows 10 1909, Windows 10 1903, Windows Server, version 1909 and Windows Server, version 1903. Quality and Reliability This release contains the following quality and reliability improvements. CLR1 WCF2 Workflow2 Winforms 1 Common Language ...
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Provisional Mode

February 27, 2020 Feb 27, 2020 02/27/20
maoni
A coworker asked me what this “PMFullGC” trigger reason he’s seeing in GCStats means. I thought it’d be useful to share the info here.PM stands for Provisional Mode which means after a GC starts, it can change its mind about the kind of GC it’s doing. But what does that mean exactly? So normally when we start a GC, the first things ...

ASP.NET Core Apps Observability

February 26, 2020 Feb 26, 2020 02/26/20
Francisco Beltrao
Based on interactions with customers using .NET Core in different environments, this article explores options for adding observability to .NET Core apps. Looking specifically into OpenTelemetry and Application Insights SDKs to add observability to a sample distributed application.

.NET Framework February 2020 Preview of Quality Rollup

February 25, 2020 Feb 25, 2020 02/25/20
Tara Overfield
Today, we are releasing the February 2020 Preview of Quality Rollup Updates for .NET Framework. Quality and Reliability This release contains the following quality and reliability improvements. CLR1 WCF2 Workflow Winforms 1 Common Language Runtime (CLR) 2 Windows Communication Foundation (WCF) Getting the Update ...

.NET Core February 2020 Updates – 2.1.16, 3.0.3, and 3.1.2

February 18, 2020 Feb 18, 2020 02/18/20
Rahul Bhandari (MSFT)
Today, we are releasing the .NET Core February 2020 Update. These updates only contain non-security fixes. See the individual release notes for details on updated packages. NOTE: If you are a Visual Studio user, there are MSBuild version requirements so use only the .NET Core SDK supported for each Visual Studio version. Information needed to...

.NET Framework February 2020 Security and Quality Rollup

February 11, 2020 Feb 11, 2020 02/11/20
Tara Overfield
Today, we are releasing the February 2020 Security and Quality Rollup Updates for .NET Framework. Security The February Security and Quality Rollup Update does not contain any new security fixes. See January 2020 Security and Quality Rollup for the latest security updates. Quality and Reliability This release contains the following quality...

Using .NET for Apache® Spark™ to Analyze Log Data

February 10, 2020 Feb 10, 2020 02/10/20
Brigit Murtaugh
.NET for Apache Spark makes Apache® Spark™, and thus the exciting world of big data analytics, accessible to .NET developers. .NET for Spark can be used for processing batches of data, real-time streams, machine learning, and ad-hoc query. In this post, we explore how to use .NET for Spark to perform log analysis.

Garbage Collection at Food Courts

February 8, 2020 Feb 8, 2020 02/8/20
maoni
When I first started working on the GC, my predecessor was explaining the GC tuning to me. I told him that I thought it sounded like how I saw janitors work at food courts (I frequented food courts at the time 😀). And he concurred. What I said was if you observe at a food court, in order to be productive, the janitor tries to collect a ...