[Dovecot] critical performance problem

Timo Sirainen tss at iki.fi
Tue Feb 20 09:55:46 UTC 2007

On Tue, 2007-02-20 at 09:53 +0100, Rene Luria wrote:
> The server just gets unusable. I don't know why but with new release, it
> just overloads the system with I/O.
> It turns that with 1.0.rc22 I get 15Mo/s read on disk average, without
> any reason.
> What did really change ? How come a system (with a few thousand
> accounts) works perfectly and then with 1.0.rc22 gets unusable with a
> load approaching 300 ?

Show dovecot -n output? What's your operating system? What filesystem?
Does it do IMAP, POP3 or both?

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