pnowojski commented on a change in pull request #18989:
URL: https://github.com/apache/flink/pull/18989#discussion_r820784463
##########
File path:
flink-state-backends/flink-statebackend-changelog/src/main/java/org/apache/flink/state/changelog/PeriodicMaterializationManager.java
##########
@@ -104,7 +105,7 @@ public void start() {
LOG.info("Task {} starts periodic materialization", subtaskName);
- scheduleNextMaterialization();
+ scheduleNextMaterialization(new Random().nextInt((int)
periodicMaterializeDelay));
Review comment:
Anyway, can not we use here:
```
Objects.hash(
env.getTaskInfo().getTaskName(),
env.getTaskInfo().getIndexOfThisSubtask(),
incrementalId++) % periodicMaterializeDelay
```?
##########
File path:
flink-state-backends/flink-statebackend-changelog/src/main/java/org/apache/flink/state/changelog/PeriodicMaterializationManager.java
##########
@@ -104,7 +105,7 @@ public void start() {
LOG.info("Task {} starts periodic materialization", subtaskName);
- scheduleNextMaterialization();
+ scheduleNextMaterialization(new Random().nextInt((int)
periodicMaterializeDelay));
Review comment:
Anyway, can not we use here:
```
Objects.hash(
env.getTaskInfo().getTaskName(),
env.getTaskInfo().getIndexOfThisSubtask(),
incrementalId++) % periodicMaterializeDelay
```
?
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