tillrohrmann commented on a change in pull request #10717:
[FLINK-15369][runtime] MiniCluster use fixed network / managed memory sizes by
default
URL: https://github.com/apache/flink/pull/10717#discussion_r362772246
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/clusterframework/TaskExecutorResourceUtils.java
##########
@@ -668,24 +679,23 @@ MemorySize getTotalJvmMetaspaceAndOverheadSize() {
}
}
- public static Configuration adjustConfigurationForLocalExecution(final
Configuration configuration, int numberOfTaskExecutors) {
-
- final long jvmFreeHeapMemBytesPerTm =
EnvironmentInformation.getSizeOfFreeHeapMemoryWithDefrag() /
numberOfTaskExecutors;
- final MemorySize totalHeapMemory = new
MemorySize(jvmFreeHeapMemBytesPerTm);
-
- final MemorySize frameworkOffHeap =
getFrameworkOffHeapMemorySize(configuration);
- final MemorySize taskOffHeap =
getTaskOffHeapMemorySize(configuration);
- final MemorySize totalFlinkMemoryExceptShuffleAndManaged =
totalHeapMemory.add(frameworkOffHeap).add(taskOffHeap);
-
- final double shuffleFraction =
getShuffleMemoryRangeFraction(configuration).fraction;
- final double managedFraction =
getManagedMemoryRangeFraction(configuration).fraction;
+ public static Configuration adjustConfigurationForLocalExecution(final
Configuration configuration) {
+ final Configuration modifiedConfig = new
Configuration(configuration);
- final MemorySize estimatedTotalFlinkMemory =
totalFlinkMemoryExceptShuffleAndManaged
- .multiply(1 / (1 - shuffleFraction - managedFraction));
+ if (!isTaskExecutorResourceExplicitlyConfigured(configuration))
{
+ // This does not affect the JVM heap size for local
execution,
+ // we simply set it to pass the sanity checks in memory
calculations
+ modifiedConfig.set(TaskManagerOptions.TASK_HEAP_MEMORY,
MemorySize.parse("100m"));
+ }
- final Configuration modifiedConfig = new
Configuration(configuration);
- modifiedConfig.set(TaskManagerOptions.TOTAL_FLINK_MEMORY,
estimatedTotalFlinkMemory);
+ if (!isShuffleMemoryExplicitlyConfigured(configuration)) {
+
modifiedConfig.set(TaskManagerOptions.SHUFFLE_MEMORY_MIN,
MemorySize.parse("64m"));
+
modifiedConfig.set(TaskManagerOptions.SHUFFLE_MEMORY_MAX,
MemorySize.parse("64m"));
+ }
+ if (!isManagedMemorySizeExplicitlyConfigured(configuration)) {
+
modifiedConfig.set(TaskManagerOptions.MANAGED_MEMORY_SIZE,
MemorySize.parse("16m"));
Review comment:
Same here. I would log that one defaults to 16 mb. Otherwise it might be a
bit surprising for the users.
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