Adding encoder recommendations

Author: IngridAtMicrosoft

articles/media-services/latest/recommended-on-premises-live-encoders.md

@@ -102,6 +102,14 @@ To play back content, both an audio and video stream must be present. Playback o
 - When using software-based encoders, close out any unnecessary programs.
 - Changing your encoder configuration after it has started pushing has negative effects on the event. Configuration changes can cause the event to become unstable. 
 - Ensure that you give yourself ample time to set up your event. For high-scale events, we recommend starting the setup an hour before your event.
+- Use the H.264 video and AAC audio codec output
+- Ensure that there is key frame or GOP temporal alignment across video qualities
+- Make sure there is a unique stream name for each video quality
+- Use strict CBR encoding recommended for optimum adaptive bitrate performance
+
+> [!IMPORTANT]
+> Watch the physical condition of the machine (CPU / Memory / etc) as uploading fragments to cloud involves CPU and IO operations
+> If you change any settings in the encoder, be certain reset the channels / live event for the change to take effect.
 
 ## See also