jiexray commented on code in PR #25996:
URL: https://github.com/apache/flink/pull/25996#discussion_r1920956433
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flink-examples/flink-examples-streaming/src/main/java/org/apache/flink/streaming/examples/windowing/WindowWordCount.java:
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@@ -88,6 +93,12 @@ public static void main(String[] args) throws Exception {
// available in the Flink UI.
env.getConfig().setGlobalJobParameters(params);
+ if (params.isAsyncState()) {
+ Configuration config =
Configuration.fromMap(env.getConfiguration().toMap());
+ config.set(StateBackendOptions.STATE_BACKEND,
FORST_STATE_BACKEND_NAME);
+ env.configure(config);
Review Comment:
Resolved, After change:
```
// For async state, by default we will use the forst state backend.
if (params.isAsyncState()) {
Configuration config =
Configuration.fromMap(env.getConfiguration().toMap());
if
(!config.containsKey(StateBackendOptions.STATE_BACKEND.key())) {
config.set(StateBackendOptions.STATE_BACKEND,
FORST_STATE_BACKEND_NAME);
env.configure(config);
}
}
```
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