feat(layers/prometheus_client): Add disable_label_root to allow skip root label in metrics#6071
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Xuanwo merged 3 commits intoapache:mainfrom Apr 21, 2025
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Which issue does this PR close?
none
Rationale for this change
currently the
rootlabel might have high cardinality in certain systems, like users may have thousands of differentrootvalues for something likestages.What changes are included in this PR?
this pr addes a
enable_high_cardinality_labelsmethod toPrometheusClientLayerBuilder, if this method set asfalse, therootlabel will not be rendered in the labels encoding.Are there any user-facing changes?
adds a
enable_high_cardinality_labelsinPrometheusClientLayerBuilder. the default behaviour is not changed