então, pelo que eu reparei, o carrousel do primefaces, não funciona as vezes no Chrome, por exemplo, se eu redirecionar a página dentro do sistema, ele funciona, mas, se eu estiver na página do carousel e apertar F5, ele some.
aqui tá o código.
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:h="http://java.sun.com/jsf/html"
xmlns:f="http://java.sun.com/jsf/core"
xmlns:ui="http://java.sun.com/jsf/facelets"
xmlns:p="http://primefaces.org/ui">
<f:view contentType="text/html">
<h:head>
<meta content='text/html; charset=UTF-8' http-equiv="Content-Type" />
</h:head>
<h:body>
<h:form>
<p:carousel itemStyleClass="carItem" pageLinks="2"
autoPlayInterval="3000" rendered="#{!userSession.loggedIn}" rows="1"
effect="easeInStrong" circular="true">
<p:graphicImage value="/resources/css/images/image1.jpeg" />
<p:graphicImage value="/resources/css/images/image2.jpeg" />
</p:carousel>
</h:form>
</h:body>
</f:view>
</html>
o que pode ser? valeu!