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Distributed File Polling

Standard Support for Mule 4.1 ended on November 2, 2020, and this version of Mule reached its End of Life on November 2, 2022, when Extended Support ended.

Deployments of new applications to CloudHub that use this version of Mule are no longer allowed. Only in-place updates to applications are permitted.

MuleSoft recommends that you upgrade to the latest version of Mule 4 that is in Standard Support so that your applications run with the latest fixes and security enhancements.

Enterprise Edition

Some connectors, such as the File connector or FTP connector, poll directories and read certain files as they are created in the directories polled. These files can reside on a remote file system, including file systems of nodes belonging to a Mule High Availability (HA) Cluster.

In Mule 4, distributed file polling makes it possible to poll files in all cluster nodes. Enabled by default, this feature is used by the following connectors:

You can configure connectors to only poll from the primary node, @PrimaryNodeOnly, which ignores the default setting set by the Mule runtime engine. This feature is only available in Mule 4.x