Re: Response with leading space?

From: Willy Tarreau <>
Date: Fri, 13 Feb 2009 21:32:23 +0100

On Fri, Feb 13, 2009 at 09:30:18PM +0100, Willy Tarreau wrote:
> On Wed, Feb 11, 2009 at 06:34:35PM -0500, Luke Melia wrote:
> > Has anyone seen this type of http response while using HAProxy?
> >
> >
> > It only occurs rarely and only started after we added HAProxy to our
> > environment. Our stack is nginx -> haproxy -> mongrels.
> >
> > Other than this rare issue, HAProxy has been great (and I'm not 100%
> > sure this is an HAProxy issue). Thanks much to Willy and the the other
> > contributors!'
> Wow. That's pretty strange. I don't see any possibility for haproxy to
> do something like this, especially at the beginning of the data. But I
> can't imagine how nor why nginx would do that either. Also, it cannot
> come from the mongrel, otherwise haproxy would have returned a 502 error
> instead. However, I see that nginx replies "keep-alive". Would it be
> possible that the request was the second one in a row and that there
> is a problem somewhere with the previous response not been completely
> consumed by the client ? For this, it would help if you could try with
> another client then try to disable keep-alive on either your browser
> or nginx.

and that's even more likely since the response has been compressed !

Willy Received on 2009/02/13 21:32

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