Updating VMODs with zero downtime
phk at phk.freebsd.dk
Mon Jul 28 12:21:20 CEST 2014
In message <BA130183-72D3-4D52-B594-8E4293FDA430 at gmail.com>, Carlos Abalde writes:
>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)?
Just reload your VCL and the VMODs should be updated too.
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
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