Tune Varnish for pipe only operations

[Tollef Fog Heen]

]] Brain Stormer 

> I am currently facing CPU overhead at the `varnishd` process, I have tuned
> lots of parts in Varnish, So...

What have you tuned and how?  What's your varnishstat numbers?

> Another question is, Do I still have to define a caching store ? I
> read on some online resources that caching store is still needed for
> storage regarding Varnish threads.

Yes, you need to define some storage.  It won't be used, if you're just
piping, though, so can be tiny.

-- 
Tollef Fog Heen
Technical lead, Varnish Software
t: +47 21 98 92 64