CSHARP-2547: Set LastUpdateTimestamp to DateTime.UtcNow in WithHeartbeatException.

DmitryLukyanov · vincentkam · commit 262f933a7fb7 · 2019-04-12T14:08:31.000-04:00
diff --git a/src/MongoDB.Driver.Core/Core/Servers/ServerDescription.cs b/src/MongoDB.Driver.Core/Core/Servers/ServerDescription.cs
@@ -547,7 +547,7 @@ public ServerDescription WithHeartbeatException(Exception heartbeatException)
                 electionId: _electionId,
                 heartbeatException: heartbeatException,
                 heartbeatInterval: _heartbeatInterval,
-                lastUpdateTimestamp: _lastUpdateTimestamp,
+                lastUpdateTimestamp: DateTime.UtcNow,
                 lastWriteTimestamp: _lastWriteTimestamp,
                 logicalSessionTimeout: _logicalSessionTimeout,
                 maxBatchCount: _maxBatchCount,
