emkornfield commented on a change in pull request #12070:
URL: https://github.com/apache/beam/pull/12070#discussion_r444641099
##########
File path:
sdks/java/io/google-cloud-platform/src/main/java/org/apache/beam/sdk/io/gcp/bigquery/BigQueryStorageStreamSource.java
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@@ -247,8 +267,19 @@ private synchronized boolean readNextRecord() throws
IOException {
fractionConsumedFromPreviousResponse);
}
- record = datumReader.read(record, decoder);
- current = parseFn.apply(new SchemaAndRecord(record, tableSchema));
+ Stopwatch stopwatch = Stopwatch.createStarted();
+ try {
+ record = datumReader.read(record, decoder);
+ } finally {
+ decoderTotalLatencyMs.inc(stopwatch.elapsed(TimeUnit.MILLISECONDS));
+ }
+
+ stopwatch.reset();
Review comment:
I think you might need to resetart the stopwatch here:
https://guava.dev/releases/19.0/api/docs/com/google/common/base/Stopwatch.html#reset()
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