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https://issues.apache.org/jira/browse/BEAM-6181?focusedWorklogId=172502&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-172502
]
ASF GitHub Bot logged work on BEAM-6181:
----------------------------------------
Author: ASF GitHub Bot
Created on: 05/Dec/18 22:04
Start Date: 05/Dec/18 22:04
Worklog Time Spent: 10m
Work Description: ajamato commented on a change in pull request #7202:
[BEAM-6181] Reporting user counters via MonitoringInfos in Portable Dataflow
Runner.
URL: https://github.com/apache/beam/pull/7202#discussion_r238894508
##########
File path:
runners/google-cloud-dataflow-java/worker/src/main/java/org/apache/beam/runners/dataflow/worker/fn/control/BeamFnMapTaskExecutor.java
##########
@@ -351,7 +395,104 @@ void updateProgress() {
}
}
- private void updateMetrics(BeamFnApi.Metrics metrics) {
+ // todomigryz: define counter transformer factory (read wiki for proper
name)
+ // that can provide respective counter transformer for different type of
counters.
+ // (ie RowCountCounterTranformer, MSecCounterTransformer,
UserCounterTransformer, etc)
+ private static class MonitoringInfoToCounterUpdateTransformer {
+
+ private final Map<String, DataflowStepContext> transformIdMapping;
+
+ public MonitoringInfoToCounterUpdateTransformer(
+ final Map<String, DataflowStepContext> transformIdMapping) {
+ this.transformIdMapping = transformIdMapping;
+ }
+
+ // todo: search code for "beam:metrics"... and replace them with
relevant enums from
+ // proto after rebasing above https://github.com/apache/beam/pull/6799
that
+ // introduces relevant proto entries.
+ final String BEAM_METRICS_USER_PREFIX = "beam:metric:user";
+
+ private CounterUpdate monitoringInfoToCounterUpdate(MonitoringInfo
monitoringInfo) {
+ long value =
monitoringInfo.getMetric().getCounterData().getInt64Value();
+ String urn = monitoringInfo.getUrn();
+
+ String type = monitoringInfo.getType();
+
+ // todo: run MonitoringInfo through validation process.
+ // refer to https://github.com/apache/beam/pull/6799
+
+ if (urn.startsWith(BEAM_METRICS_USER_PREFIX)) {
+ if (!type.equals("beam:metrics:sum_int_64")) {
+ return null;
+ }
+
+ final String ptransform =
monitoringInfo.getLabelsMap().get("PTRANSFORM");
+ if (ptransform == null) {
+ return null;
+ }
+
+ DataflowStepContext stepContext = transformIdMapping.get(ptransform);
+
+ CounterStructuredNameAndMetadata name = new
CounterStructuredNameAndMetadata();
+
+ String nameWithNamespace =
+ monitoringInfo
+ .getUrn()
+ .substring(BEAM_METRICS_USER_PREFIX.length())
+ .replace("^:", "");
+
+ final int lastColonIndex = nameWithNamespace.lastIndexOf(':');
+ String counterName = nameWithNamespace.substring(lastColonIndex + 1);
+ String counterNamespace = nameWithNamespace.substring(0,
lastColonIndex);
+
+ name.setName(
+ new CounterStructuredName()
+ .setOrigin(Origin.USER.toString())
+ // Workaround for bug in python sdk that missed colon
after ...metric:user.
+ .setName(counterName)
+ .setOriginalStepName(
+ stepContext == null ? null :
stepContext.getNameContext().originalName())
Review comment:
I don't think we should ever set this to null, if we are unable to mape to a
stepContext we should drop the metric and log error/warning
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Issue Time Tracking
-------------------
Worklog Id: (was: 172502)
> Utilize MetricInfo for reporting user metrics in Portable Dataflow Java
> Runner.
> -------------------------------------------------------------------------------
>
> Key: BEAM-6181
> URL: https://issues.apache.org/jira/browse/BEAM-6181
> Project: Beam
> Issue Type: Bug
> Components: java-fn-execution
> Reporter: Mikhail Gryzykhin
> Assignee: Mikhail Gryzykhin
> Priority: Major
> Time Spent: 2.5h
> Remaining Estimate: 0h
>
> New approach to report metrics in FnApi is to utilize MetricInfo structures.
> This approach is implemented in Python SDK and work is ongoing in Java SDK.
> This tasks includes plumbing User metrics reported via MetricInfos through
> Dataflow Java Runner.
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