Mention dotnet-heapview as x-plat tool for viewing .gcdump files (#4147)

diff --git a/documentation/dotnet-gcdump-instructions.md b/documentation/dotnet-gcdump-instructions.md
index 31756432e3533f15109871d6d201f0391135ec61..078785bc83478355935b98b50d8d78b7d0b01a4e 100644 (file)
--- a/documentation/dotnet-gcdump-instructions.md
+++ b/documentation/dotnet-gcdump-instructions.md
@@ -48,7 +48,7 @@ Writing gcdump to 'C:\git\diagnostics\src\Tools\dotnet-gcdump\20191023_042913_24
 
 ## Viewing the gcdump captured from dotnet-gcdump
 
-On Windows, `.gcdump` files can be viewed in [PerfView](https://github.com/microsoft/perfview) for analysis or in Visual Studio. There is not currently a way of opening a `.gcdump` on non-Windows platforms.
+On Windows, `.gcdump` files can be viewed in [PerfView](https://github.com/microsoft/perfview) for analysis or in Visual Studio. On non-Windows platforms, [dotnet-heapview](https://github.com/1hub/dotnet-heapview) can be used as a simple viewer.
 
 You can collect multiple `.gcdump`s and open them simultaneously in Visual Studio to get a comparison experience.