Per Buer perbu at
Wed Jun 2 21:03:11 CEST 2010

On Wed, Jun 2, 2010 at 8:32 PM, vitaly burshteyn <vburshteyn at> wrote:
> Hi folks,
> Just curious if you can point me in the right direction.
> I have 2.0.6 varnish running.  So it seems as if the cache is working and i
> am getting cache hits.
> When i shut down the back end i can still get to the cached pages.
> On the other hand when i try a new browser i keep getting 503 pages.
> Any ideas?

I guess your backend server sends a "Vary: User-Agent" along with its
content.  I tried describing the problem here:

Per Buer,  Varnish Software
Phone: +47 21 54 41 21 / Mobile: +47 958 39 117 / skype: per.buer

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