Code changes to address review comments.

Microsoft.Azure.Cosmos/src/ClientRetryPolicy.cs

@@ -104,12 +104,12 @@ public async Task<ShouldRetryResult> ShouldRetryAsync(
                 // for write requests targeted to a multiple master account. In such case, the 429/3092 will be treated as 503. The
                 // reason to keep the code out of the throttling retry policy is that in the near future, the 3092 sub status code
                 // might not be a throttling scenario at all and the status code in that case would be different than 429.
-                if (this.ShouldMarkEndpointUnavailableOnSystemResourceUnavailable(
+                if (this.ShouldMarkEndpointUnavailableOnSystemResourceUnavailableForWrite(
                     clientException.StatusCode,
                     clientException.GetSubStatus()))
                 {
                     DefaultTrace.TraceError(
-                        "Operation will NOT be retried. Treating SystemResourceUnavailable (429/3092) as ServiceUnavailable (503). Status code: {0}, sub status code: {1}.",
+                        "Operation will NOT be retried on local region. Treating SystemResourceUnavailable (429/3092) as ServiceUnavailable (503). Status code: {0}, sub status code: {1}.",
                         StatusCodes.TooManyRequests, SubStatusCodes.SystemResourceUnavailable);
 
                     return this.TryMarkEndpointUnavailableForPkRangeAndRetryOnServiceUnavailable(
@@ -167,7 +167,7 @@ public async Task<ShouldRetryResult> ShouldRetryAsync(
             // for write requests targeted to a multiple master account. In such case, the 429/3092 will be treated as 503. The
             // reason to keep the code out of the throttling retry policy is that in the near future, the 3092 sub status code
             // might not be a throttling scenario at all and the status code in that case would be different than 429.
-            if (this.ShouldMarkEndpointUnavailableOnSystemResourceUnavailable(
+            if (this.ShouldMarkEndpointUnavailableOnSystemResourceUnavailableForWrite(
                 cosmosResponseMessage.StatusCode,
                 cosmosResponseMessage?.Headers.SubStatusCode))
             {
@@ -514,7 +514,7 @@ private ShouldRetryResult ShouldRetryOnServiceUnavailable()
         /// <param name="statusCode">An instance of <see cref="HttpStatusCode"/> containing the status code.</param>
         /// <param name="subStatusCode">An instance of <see cref="SubStatusCodes"/> containing the sub status code.</param>
         /// <returns>A boolean flag indicating is the endpoint should be marked as unavailable.</returns>
-        private bool ShouldMarkEndpointUnavailableOnSystemResourceUnavailable(
+        private bool ShouldMarkEndpointUnavailableOnSystemResourceUnavailableForWrite(
             HttpStatusCode? statusCode,
             SubStatusCodes? subStatusCode)
         {

Microsoft.Azure.Cosmos/src/Routing/GlobalEndpointManager.cs

@@ -543,8 +543,10 @@ public virtual async Task RefreshLocationAsync(bool forceRefresh = false)
         /// <returns>A boolean flag indicating if the available write locations are more than one.</returns>
         public bool CanSupportMultipleWriteLocations(DocumentServiceRequest request)
         {
-            return this.CanUseMultipleWriteLocations(request)
-                && this.locationCache.GetAvailableWriteLocations()?.Count > 1;
+            return this.locationCache.CanUseMultipleWriteLocations()
+                && this.locationCache.GetAvailableWriteLocations()?.Count > 1
+                && (request.ResourceType == ResourceType.Document ||
+                (request.ResourceType == ResourceType.StoredProcedure && request.OperationType == OperationType.Execute));
         }
 
 #pragma warning disable VSTHRD100 // Avoid async void methods

Microsoft.Azure.Cosmos/src/Routing/LocationCache.cs

@@ -773,7 +773,7 @@ private ReadOnlyDictionary<string, Uri> GetEndpointByLocation(IEnumerable<Accoun
             return new ReadOnlyDictionary<string, Uri>(endpointsByLocation);
         }
 
-        private bool CanUseMultipleWriteLocations()
+        internal bool CanUseMultipleWriteLocations()
         {
             return this.useMultipleWriteLocations && this.enableMultipleWriteLocations;
         }