> The main issue here is that qmail-pop3d violates POP3 spec and returns > wrong message sizes. The size that should be reported to POP3 clients is > the one with linefeeds counted as CR+LF pairs instead of plain LFs. This > doesn't seem to break clients, but I don't want to violate specs just to > make things a bit easier.
Thanks for the explanation, i suspected something like this. > Of course if you don't care about any of this, you could just as well > modify Dovecot's sources and have it work the same as qmail-pop3d: The patch fixed my problem, the I/O load on the server is now nearly the same as with qmail-pop3d. Thanks Timo, great support!