Hello Carlos,
On Wed, Dec 18, 2019 at 4:04 PM Carlos Abalde <[email protected]> wrote:
>
> Hi,
>
> Simple question related with Varnish Cache and monitoring. Let's assume a
> single server running one or more Varnish Cache instances. Given the name of
> one instance (i.e. '-n' argument), is there any reasonable way (e.g. via
> varnishadm) to discover the PIDs of the associated manager and worker
> processes?
>
> The goal is to find those PIDs in order to fetch detailed memory usage stats
> (virtual, resident, shared, etc.) of the associated Varnish Cache instance
> and then feed the monitoring agent with that info.
You can try this:
> $ cat test.vtc
> varnishtest "dude, where's my pid?"
>
> varnish v1 -vcl {backend be { .host = "${bad_backend}"; }} -start
>
> shell {
> # manager
> cat ${v1_name}/_.pid
> echo
> # child
> awk '$1 == "#" {print $2}' ${v1_name}/_.vsm_child/_.index
> }
>
> $ varnishtest -v test.vtc | grep shell_out
> **** top shell_out|2038076
> **** top shell_out|2038088
Not the best interface for the child, I must admit :)
Dridi
> Thanks,
>
> --
> Carlos Abalde
>
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