Strange Broken Pipe error from Varnish health checks

Guillaume Quintard guillaume.quintard at gmail.com
Mon Apr 17 16:15:00 UTC 2023


That code hasn't moved in a while, so I'd be surprised to see a bug there,
but that's always possible.
Any chance you could get a tcpdump of a probe request (from connection to
disconnection) so we can see what's going on?
-- 
Guillaume Quintard


On Mon, Apr 17, 2023 at 9:12 AM George <izghitu at gmail.com> wrote:

> Hi,
>
> In our case the response body is few bytes (13), header+body is 170 bytes.
> Can this be a bug related to something else perhaps?
>
> Please let me know.
> Thanks
>
> În lun., 17 apr. 2023 la 18:47, Guillaume Quintard <
> guillaume.quintard at gmail.com> a scris:
>
>> Thanks, I looked at the code quickly and I'd venture that maybe the
>> /varnish_check is a bit too large and doesn't fit Varnish's probe buffer
>> (we only care about the status line of the response anyway), so Varnish
>> closes the connection while nginx isn't done yet.
>>
>> If it's that, it's not very polite, but it's harmless.
>> --
>> Guillaume Quintard
>>
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