Updating VMODs with zero downtime

Andreas Plesner Jacobsen apj at mutt.dk
Mon Jul 28 12:24:26 CEST 2014

On Mon, Jul 28, 2014 at 12:18:59PM +0200, Carlos Abalde wrote:
> Lately I've been wondering about the possibility of updating Varnish VMODs
> with zero downtime. Being able of reloading VCL with zero downtime is a great
> Varnish Feature; it reminds me a lot to hot code replacement in Erlang, which
> is one of the killer features of the language. But what about VMODs? Is this
> an existing / planned feature? Any workarounds (apart from embedding all the
> VMOD logic in VCL using inline C code)?

If you reload VCL, it should reload VMODs too.


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