AutoUpdate is a utility tag, which registers the attached/parent component to be updated automatically on each ajax request.
All ajaxified components (includes p:ajax) provides an attribute, to mark the current request to ignore all autoUpdates.

Time: 2019-04-22 18:11:51
        <p:autoUpdate />

        Time: #{autoUpdateView.time}

    <p:commandButton value="AJAX request" update="@none" process="@this" />
    <p:commandButton value="AJAX request with ignoreAutoUpdate=true" update="@none" process="@this" ignoreAutoUpdate="true" />