Re: [Courier-imap] 3-4 sec delay during "examine inbox" on imap server

[Sam V. <mr...@co...>]

Jan writes:

> On 23.01.2012 04:58, Sam Varshavchik wrote:
> > Jan writes:
> >
> >>
> >> I tracked it down to a 3sec delay in the response of "examine inbox"
> >> using a simple telnet client on the localhost.
> >>
> [...]
> >> what can I do to track this down? It happens with all account,
> >
> > Find the process ID, run strace -s 256 -p <PID>, then see what the
> > process is doing.
>
> Thanks, using strace I found out it could not connect to localhost:111
> and tried that several times with a 1sec interval. I added
> iptables -A INPUT -s  127.0.0.1/32 -j  ACCEPT to my firewall rules and
> everything works as expected now.
> Btw, why does it try to talk to the portmapper when doing "examine
> inbox"? I thought that would only require filesystem i/o?

You must be running an old distribution that's still based on the original  
FAM library, which uses portmapper.