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I am running dovecot (1.2.3) with postfix (2.6.3), postfixadmin (2.1.0), maia mailguard (1.0.2) and squirrelmail (1.4.19) on Linux (kernel 2.6.27.8). I have an ongoing problem with imap processes that hang and eat all available cpu. I try killing them and they won't die. The only way to get rid of them is to reboot the server. Any help with this will be greatly appreciated. I really