tillrohrmann commented on a change in pull request #9336:
[FLINK-13548][Deployment/YARN]Support priority of the Flink YARN application
URL: https://github.com/apache/flink/pull/9336#discussion_r318091440
##########
File path:
flink-yarn/src/main/java/org/apache/flink/yarn/configuration/YarnConfigOptions.java
##########
@@ -180,6 +180,22 @@
" Flink on YARN on an environment with a restrictive
firewall, this option allows specifying a range of" +
" allowed ports.");
+ /**
+ * A non-negative integer indicating the priority for submitting a
Flink YARN application. It will only take effect
+ * if YARN priority scheduling setting is enabled. Larger integer
corresponds with higher priority. If priority is
+ * negative or set to '-1'(default), Flink will unset yarn priority
setting and use cluster default priority.
+ *
+ * @see <a
href="https://hadoop.apache.org/docs/r2.8.5/hadoop-yarn/hadoop-yarn-site/CapacityScheduler.html";>YARN
Capacity Scheduling Doc</a>
+ */
+ public static final ConfigOption<Integer> APPLICATION_PRIORITY =
+ key("yarn.application.priority")
+ .defaultValue(-1)
+ .withDescription("A non-negative integer indicating the
priority for submitting a Flink YARN application. It" +
+ " will only take effect if YARN priority
scheduling setting is enabled. Larger integer corresponds" +
+ " with higher priority. If priority is negative
or set to '-1'(default), Flink will unset yarn priority" +
+ " setting and use cluster default priority.
Please refer to YARN official documentation for specific" +
+ " settings required to enable priority schedule
for the targeted YARN version.");
Review comment:
```suggestion
" settings required to enable priority
scheduling for the targeted YARN version.");
```
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