No, there are some considerations regarding heap size for very large channel capacities as documented here:
From: Matt Wise [mailto:[EMAIL PROTECTED]]
Sent: Monday, May 13, 2013 12:17 PM
To: [EMAIL PROTECTED]
Subject: Channel Sizing...
If we're using a filechannel, am I correct in believing that the only limit to the channel size is disk space? It is not limited by memory?