Nginx + fair load balancer patch looping

Alexander Staubo alex at
Fri Mar 14 02:29:41 MSK 2008

On 2/29/08, Grzegorz Nosek <grzegorz.nosek at> wrote:
> On Fri, Feb 29, 2008 at 12:51:33PM +0200, Joshua Sierles wrote:
> > On Feb 29, 2008, at 11:39 AM, Alexander Staubo wrote:
>  >
>  > >An Nginx instance suddenly started spewing the following to its error
>  > >log at a rate of about 1GB/minute, and using a bit more CPU than
>  > >usual:
> > >Could this be the fair load balancer going hairwire?
> > At Engine Yard we are seeing this happen as well, usually when a
>  > backend goes down or a 'clock skew' message is logged. It gets logged
>  > hundreds of thousands of times for each request.
> Alexander, Joshua,
>  Please send me anything you know about this problem, especially how to
>  reproduce it. I'd appreciate if you sent me your config files (privately
>  and possibly anonymised, if you prefer).

Unfortunately I have no idea how to reproduce it. If the problem rears
its head again, is there anything I should do in terms of probing the
running Nginx process? Would a few minutes of running strace help, for


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