[Dovecot] Resource temporarily unavailable?

[Timo Sirainen]

On Mon, 2005-08-08 at 20:12 -0400, Todd Burroughs wrote:
> >>> One thing I'd like to suggest is that this error would be better if it had
> >>> more information about what resource wasn't available.
> >>
> >> The error is EAGAIN caused from the socket() system call.
..
> I think I found this in the kernel in unix_stream_connect().  It looks
> like the backlog for waiting sockets gets too high and causes this error.
> It can be set with /proc/sys/net/core/somaxconn, which defaults to 128.
> I've set this to 1024 and will have to wait to see if it helps.

I've also changed the code in CVS now to retry a few times if it gets
EAGAIN error.

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