Varnish memory usage

Andreas Plesner Jacobsen apj at
Sun Jan 22 16:44:45 CET 2012

On Sun, Jan 22, 2012 at 03:32:29PM +0000, Jan-Aage Frydenbø-Bruvoll wrote:
> When would transient objects actually leave the storage again? Can I
> force/trigger/monitor this at all?

Same rules apply for transient as for any other malloc store: TTL, LRU or

> The manual says "By default Varnish would use an unlimited malloc
> backend for this", which in my case is rather inconvenient since this
> varnish process sits in an LXC container, where it apparently sees the
> host's memory allocation and not the container's - that in turn leads
> to amusing situations where Varnish runs head first into the LXC
> resource limitations and gets OOM-killed.

You can just create a storage backend called "Transient" to override the
default. However, I think it's much more appropriate to investigate how they
end up in Transient in the first place.


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