Merge pull request #206965 from skylerjokiel/patch-1

Add fluid operation size limit to service limits

Author: Court72

articles/azure-fluid-relay/reference/service-limits.md

@@ -21,6 +21,10 @@ The Azure Fluid Relay doesn't support [experimental distributed data structures
 
 The maximum number of simultaneous users in one session on Azure Fluid Relay is 100 users. This limit is on simultaneous users. What this means is that the 101st user won't be allowed to join the session. In the case where an existing user leaves the session, a new user will be able to join. This is because the number of simultaneous users at that point will be less than the limit. 
 
+## Fluid operations
+
+Operations are incremental updates sent over the websocket connection. The size of any individual operation is limited to 700KB. The size of an operation is determined by the Distributed Data Structure being used.
+
 ## Fluid summaries
 
 Incremental summaries uploaded to Azure Fluid Relay can't exceed 28 MB in size. More info [here](https://fluidframework.com/docs/concepts/summarizer).