diff --git a/doc/forum/s3_vs_ssh_Performance_Problems/comment_4_f9c3ef3b1b44bfb29125acb6ec621f38._comment b/doc/forum/s3_vs_ssh_Performance_Problems/comment_4_f9c3ef3b1b44bfb29125acb6ec621f38._comment
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+[[!comment format=mdwn
+ username="http://joeyh.name/"
+ ip="209.250.56.87"
+ subject="comment 4"
+ date="2013-12-12T20:14:01Z"
+ content="""
+You mentioned something about high memory usage when copying. How much memory are we talking about?
+
+Have you run `git annex forget` in this repository before? It kind of sounds like you have, and it might be possible that it's repeatedly trying to forget old history for some reason.
+"""]]