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Add a flag to make per-host metrics optional

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When serving many hosts from one nginx, the metrics may become too
numerous for Prometheus.  Add a flag to disable the host label, so
that metrics are totalled across all hosts.
This commit is contained in:
Bryan Boreham 2018-12-21 17:10:28 +00:00 • committed by Bryan Boreham
parent 63b01370e4
commit f33a2090dd
6 changed files with 23 additions and 9 deletions
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2
cmd/nginx/main.go
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@ -131,7 +131,7 @@ func main() {
mc := metric.NewDummyCollector()
if conf.EnableMetrics {
mc, err = metric.NewCollector(conf.ListenPorts.Status, reg)
mc, err = metric.NewCollector(conf.ListenPorts.Status, conf.MetricsPerHost, reg)
if err != nil {
klog.Fatalf("Error creating prometheus collector: %v", err)
}