Multiple upstream_cache_status headers in response in a dual-cache configuration

Maxim Dounin mdounin at
Fri Oct 6 11:26:42 UTC 2017


On Fri, Oct 06, 2017 at 03:05:52AM -0400, rnmx18 wrote:


> For the 6th request, I see the following:
> < X-UpStream-Server-Cache-Status: HIT
> < X-UpStream-Server-Cache-Status: HIT
> Why am I getting the header twice for the 6th request. In this case, the
> request is HIT by the SSD cache itself, and there is no request sent to
> local upstream also.

That's because the cached response already contains the header in 

Maxim Dounin

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