Log discarded messages and updated RedisOuput doc for new features.

TimberWinR/Outputs/Redis.cs

@@ -80,6 +80,8 @@ namespace TimberWinR.Outputs
                         new JProperty("sent_messages", _sentMessages),
                         new JProperty("queued_messages", _jsonQueue.Count),
                         new JProperty("port", _port),
+                        new JProperty("maxQueueSize", _maxQueueSize),
+                        new JProperty("overflowDiscardOldest", _queueOverflowDiscardOldest),
                         new JProperty("interval", _interval),
                         new JProperty("threads", _numThreads),
                         new JProperty("batchcount", _batchCount),
@@ -145,11 +147,17 @@ namespace TimberWinR.Outputs
                     // then remove as many as necessary to get us under our limit
                     if (_queueOverflowDiscardOldest)
                     {
+                        LogManager.GetCurrentClassLogger()
+                            .Warn("Overflow discarding oldest {0} messages", _jsonQueue.Count - _maxQueueSize + 1);
+
                         _jsonQueue.RemoveRange(0, (_jsonQueue.Count - _maxQueueSize) + 1);
                     }
                     // Otherwise we're in a "discard newest" mode, and this is the newest message, so just ignore it
                     else
                     {
+                        LogManager.GetCurrentClassLogger()
+                            .Warn("Overflow discarding newest message: {0}", message);
+
                         return;
                     }
                 }

TimberWinR/mdocs/RedisOutput.md

@@ -9,10 +9,11 @@ The following parameters are allowed when configuring the Redis output.
 | :-------------|:---------|:------------------------------------------------------------| :---------------------------  | :-- |
 | *threads*     | string   | Location of log files(s) to monitor                         | Number of worker theads to send messages | 1 |
 | *interval*    | integer  | Interval in milliseconds to sleep during batch sends        | Interval      | 5000 |
-| *batch_count* | integer  | The number of events to send in a single transaction        |  | 10 |
 | *index*       | string   | The name of the redis list                                  | logstash index name | logstash |
 | *host*        | [string] | The hostname(s) of your Redis server(s) | IP or DNS name |  |
 | *port*        | integer  | Redis port number                                           | This port must be open  | 6379  |
+| *max_queue_size* | integer  | Maximum redis queue depth       |  | 50000 |
+| *queue_overflow_discard_oldest* | bool  | If true, discard oldest messages when max_queue_size reached otherwise discard newest |  | false |
 
 Example Input:
 ```json