Lemarais commented on a change in pull request #317:
URL: https://github.com/apache/incubator-nemo/pull/317#discussion_r690071971
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File path:
runtime/common/src/main/java/org/apache/nemo/runtime/common/metric/TaskMetric.java
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@@ -34,6 +36,8 @@
private String containerId = "";
private int scheduleAttempt = -1;
private List<StateTransitionEvent<TaskState.State>> stateTransitionEvents =
new ArrayList<>();
+ private final Map<String, List<StreamMetric>> streamMetrics = new
HashMap<>();
Review comment:
source vertex id of data fetcher. It means where is the data come from.
I tried to use taskId instead. But there are no way to get previous task id
in the task.
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