Github user zentol commented on a diff in the pull request: https://github.com/apache/flink/pull/4647#discussion_r138133763 --- Diff: flink-runtime-web/src/main/java/org/apache/flink/runtime/webmonitor/utils/MutableIOMetrics.java --- @@ -99,11 +140,35 @@ public void addIOMetrics(AccessExecution attempt, @Nullable MetricFetcher fetche * @throws IOException */ public void writeIOMetricsAsJson(JsonGenerator gen) throws IOException { + /** + * Ask describe in the addIOMetrics, we want to distinguish incomplete values from 0. --- End diff -- typo: ask -> as remote "the" before addIOMetrics could use ```@link annotation for the method```
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