luozenglin commented on code in PR #12290:
URL: https://github.com/apache/doris/pull/12290#discussion_r962441976
##########
fe/fe-core/src/main/java/org/apache/doris/qe/ConnectProcessor.java:
##########
@@ -534,6 +552,16 @@ public TMasterOpResult proxyExecute(TMasterOpRequest
request) {
}
}
+ Map<String, String> traceCarrier = new HashMap<>();
+ if (request.isSetTraceCarrier()) {
+ traceCarrier = request.getTraceCarrier();
+ }
+ Context extractedContext =
Telemetry.getOpenTelemetry().getPropagators().getTextMapPropagator()
+ .extract(Context.current(), traceCarrier, getter);
+ if (Span.fromContext(extractedContext).getSpanContext().isValid()) {
+ ctx.initTracer("master trace");
Review Comment:
You can add some comments to explain when you need `initTracer`
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