public static final ConfigOption<Float> MANAGED_MEMORY_FRACTION =
key("taskmanager.memory.managed.fraction")
.floatType()
.defaultValue(0.4f)
.withDescription(
"Fraction of Total Flink Memory to be used as Managed Memory, if Managed Memory size is not"
+ " explicitly specified.");
public static final ConfigOption<Float> NETWORK_MEMORY_FRACTION =
key("taskmanager.memory.network.fraction")
.floatType()
.defaultValue(0.1f)
.withDeprecatedKeys(
NettyShuffleEnvironmentOptions.NETWORK_BUFFERS_MEMORY_FRACTION.key())
.withDescription(
"Fraction of Total Flink Memory to be used as Network Memory. Network Memory is off-heap"
+ " memory reserved for ShuffleEnvironment (e.g., network buffers). Network Memory size is derived to"
+ " make up the configured fraction of the Total Flink Memory. If the derived size is less/greater than"
+ " the configured min/max size, the min/max size will be used. The exact size of Network Memory can be"
+ " explicitly specified by setting the min/max size to the same value.");
taskmanager.memory.managed.fraction: 0.05
taskmanager.memory.network.fraction: 0.05
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