From Splunk Wiki
Best practices for getting data into Splunk remotely
will the input method queue or retry? Solution:
- Splunk Forwarders is the advised solution.
- Forwarders will send a heartbeat to the Indexer on a configurable interval, defaults to 30 seconds. It Forwarder loses its connection it will try to reconnect until told to stop.
- Can be monitored via scheduled searches on the indexer.