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Improve documentation and configuration API when using together: sharding and distibuted data (#20215)

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* Missing setter for stateStoreMode in ClusterShardingSettings

* Improve Sharding documentation regarding Distributed Data Storage
This commit is contained in:
jsuchenia 2016-04-18 11:37:56 +02:00 • committed by Patrik Nordwall
parent 2418e610ab
commit e4127c3af6
3 changed files with 11 additions and 0 deletions
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3
akka-cluster-sharding/src/main/scala/akka/cluster/sharding/ClusterShardingSettings.scala
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@ -129,6 +129,9 @@ final class ClusterShardingSettings(
def withTuningParameters(tuningParameters: ClusterShardingSettings.TuningParameters): ClusterShardingSettings =
copy(tuningParameters = tuningParameters)
def withStateStoreMode(stateStoreMode: String): ClusterShardingSettings =
copy(stateStoreMode = stateStoreMode)
/**
* The `role` of the `ClusterSingletonManagerSettings` is not used. The `role` of the
* coordinator singleton will be the same as the `role` of `ClusterShardingSettings`.

4
akka-docs/rst/java/cluster-sharding.rst
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@ -200,6 +200,10 @@ on all nodes::
You must explicitly add the ``akka-distributed-data-experimental`` dependency to your build if
you use this mode. It is possible to remove ``akka-persistence`` dependency from a project if it
is not used in user code and ``remember-entities`` is ``off``.
Using it together with ``Remember Entities`` shards will be recreated after rebalancing, however will
not be recreated after a clean cluster start as the Sharding Coordinator state is empty after a clean cluster
start when using ddata mode. When ``Remember Entities`` is ``on`` Sharding Region always keeps data usig persistence,
no matter how ``State Store Mode`` is set.
.. warning::

4
akka-docs/rst/scala/cluster-sharding.rst
View file

@ -203,6 +203,10 @@ on all nodes::
You must explicitly add the ``akka-distributed-data-experimental`` dependency to your build if
you use this mode. It is possible to remove ``akka-persistence`` dependency from a project if it
is not used in user code and ``remember-entities`` is ``off``.
Using it together with ``Remember Entities`` shards will be recreated after rebalancing, however will
not be recreated after a clean cluster start as the Sharding Coordinator state is empty after a clean cluster
start when using ddata mode. When ``Remember Entities`` is ``on`` Sharding Region always keeps data usig persistence,
no matter how ``State Store Mode`` is set.
.. warning::