FetchError :http first read error: EOF

[Ayberk Kimsesiz]

I see very few *Error 503 Backend fetch failed*, errors during the day. But
when I follow the logs, there are hundreds of errors.
Where exactly do I need to look at Apache?

2016-11-21 19:53 GMT+03:00 Geoff Simmons <geoff at uplex.de>:

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> On 11/21/2016 05:25 PM, Ayberk Kimsesiz wrote:
> >
> > I'm trying to solve this problem for a long time. I reset the
> > default.vcl settings, but it did not work. What is your
> > suggestion?
> >
> > *   << BeReq    >> 1277958 -   FetchError     http first read
> > error: EOF -   BackendClose   132 boot.default -   Timestamp
> > Beresp: 1479744811.501441 111.842947 108.842130
>
> You're misunderstanding the problem, it has nothing to do Varnish. And
> there's nothing Varnish can do about it, no matter what you do with
> the settings.
>
> Your backend is not responding. In this case, it took over 108
> seconds. Varnish has to time out and give up, eventually.
>
> Your backend named "boot.default", presumably an Apache or nginx or
> Tomcat or something like that, is the cause of the problem here.
> *That* is what you have to fix, not Varnish. Find out why it's taking
> so long, and fix that; or, as the case may be, yell at the application
> developers until they get it fixed.
>
>
> HTH,
> Geoff
> - --
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