Github user dbrinegar commented on a diff in the pull request:
https://github.com/apache/flink/pull/4188#discussion_r124363952
--- Diff:
flink-metrics/flink-metrics-statsd/src/main/java/org/apache/flink/metrics/statsd/StatsDReporter.java
---
@@ -90,6 +109,45 @@ public void close() {
//
------------------------------------------------------------------------
+ /**
+ * Removes leading and trailing angle brackets.
+ */
+ private String stripBrackets(String str) {
+ return str.substring(1, str.length() - 1);
+ }
+
+ @Override
+ public void notifyOfAddedMetric(Metric metric, String metricName,
MetricGroup group) {
+ if (dogstatsdMode) {
+ // memoize dogstatsd tag section:
"|#tag:val,tag:val,tag:val"
+ StringBuilder statsdTagLine = new StringBuilder();
+ Map<String, String> orderedTags = new
TreeMap<>(group.getAllVariables());
--- End diff --
sorry! this was the beginning of looking at a more efficient tag table, as
many entries are duplicates, but I'll take out since we're going to put the tag
line in the metric object
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