matt-welch commented on code in PR #17340:
URL: https://github.com/apache/kafka/pull/17340#discussion_r2116789860
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tools/src/main/java/org/apache/kafka/tools/ProducerPerformance.java:
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@@ -94,7 +98,11 @@ void start(String[] args) throws IOException {
record = new ProducerRecord<>(config.topicName, payload);
long sendStartMs = System.currentTimeMillis();
- cb = new PerfCallback(sendStartMs, payload.length, stats);
+ if ( config.warmupRecords > 0 && i == config.warmupRecords ) {
+ steadyStateStats = new Stats(config.numRecords -
config.warmupRecords, config.warmupRecords > 0);
Review Comment:
Good point. That second evaluation of the conditional 'config.warmupRecords
> 0' is replaced by 'true' in my latest commit.
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