AndrewJSchofield commented on code in PR #20267: URL: https://github.com/apache/kafka/pull/20267#discussion_r2318287119
########## tools/src/main/java/org/apache/kafka/tools/ConsumerPerformance.java: ########## @@ -66,45 +69,42 @@ public static void main(String[] args) { if (!options.hideHeader()) printHeader(options.showDetailedStats()); - KafkaConsumer<byte[], byte[]> consumer = new KafkaConsumer<>(options.props()); - long bytesRead = 0L; - long messagesRead = 0L; - long lastBytesRead = 0L; - long lastMessagesRead = 0L; - long currentTimeMs = System.currentTimeMillis(); - long joinStartMs = currentTimeMs; - long startMs = currentTimeMs; - consume(consumer, options, totalMessagesRead, totalBytesRead, joinTimeMs, - bytesRead, messagesRead, lastBytesRead, lastMessagesRead, - joinStartMs, joinTimeMsInSingleRound); - long endMs = System.currentTimeMillis(); - - Map<MetricName, ? extends Metric> metrics = null; - if (options.printMetrics()) - metrics = consumer.metrics(); - consumer.close(); - - // print final stats - double elapsedSec = (endMs - startMs) / 1_000.0; - long fetchTimeInMs = (endMs - startMs) - joinTimeMs.get(); - if (!options.showDetailedStats()) { - double totalMbRead = (totalBytesRead.get() * 1.0) / (1024 * 1024); - System.out.printf("%s, %s, %.4f, %.4f, %d, %.4f, %d, %d, %.4f, %.4f%n", - options.dateFormat().format(startMs), - options.dateFormat().format(endMs), - totalMbRead, - totalMbRead / elapsedSec, - totalMessagesRead.get(), - totalMessagesRead.get() / elapsedSec, - joinTimeMs.get(), - fetchTimeInMs, - totalMbRead / (fetchTimeInMs / 1000.0), - totalMessagesRead.get() / (fetchTimeInMs / 1000.0) - ); - } + try (Consumer<byte[], byte[]> consumer = consumerCreator.apply(options.props())) { + long bytesRead = 0L; + long messagesRead = 0L; + long lastBytesRead = 0L; + long lastMessagesRead = 0L; + long currentTimeMs = System.currentTimeMillis(); + long joinStartMs = currentTimeMs; + long startMs = currentTimeMs; + consume(consumer, options, totalMessagesRead, totalBytesRead, joinTimeMs, + bytesRead, messagesRead, lastBytesRead, lastMessagesRead, + joinStartMs, joinTimeMsInSingleRound); + long endMs = System.currentTimeMillis(); + + // print final stats + double elapsedSec = (endMs - startMs) / 1_000.0; + long fetchTimeInMs = (endMs - startMs) - joinTimeMs.get(); + if (!options.showDetailedStats()) { + double totalMbRead = (totalBytesRead.get() * 1.0) / (1024 * 1024); + System.out.printf("%s, %s, %.4f, %.4f, %d, %.4f, %d, %d, %.4f, %.4f%n", + options.dateFormat().format(startMs), + options.dateFormat().format(endMs), + totalMbRead, + totalMbRead / elapsedSec, + totalMessagesRead.get(), + totalMessagesRead.get() / elapsedSec, + joinTimeMs.get(), + fetchTimeInMs, + totalMbRead / (fetchTimeInMs / 1000.0), + totalMessagesRead.get() / (fetchTimeInMs / 1000.0) + ); + } - if (metrics != null) - ToolsUtils.printMetrics(metrics); + if (options.printMetrics()) { Review Comment: I'm already on it. https://issues.apache.org/jira/browse/KAFKA-19667 -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org