This was added to support Prometheus style histogram quantiles. Everything except the hist quantiles work without this. You can mount this to get it supported. For now, if you really don’t want the wget to happen you can remove the initcontainers part and mount the UDFs manually.
SigNoz is an open-source APM. It helps developers monitor their applications & troubleshoot problems, an open-source alternative to DataDog, NewRelic, etc.