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| <h1 title="Package" class="title">Package org.apache.heron.proto.ckptmgr</h1> |
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| <table class="typeSummary"> |
| <caption><span>Interface Summary</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Interface</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.CheckpointComponentMetadataOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.CheckpointComponentMetadataOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.CleanStatefulCheckpointRequestOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.CleanStatefulCheckpointRequestOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.CleanStatefulCheckpointResponseOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.CleanStatefulCheckpointResponseOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.DownstreamStatefulCheckpointOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.DownstreamStatefulCheckpointOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.GetInstanceStateRequestOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.GetInstanceStateRequestOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.GetInstanceStateResponseOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.GetInstanceStateResponseOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.InitiateStatefulCheckpointOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.InitiateStatefulCheckpointOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.InstanceStateCheckpointOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.InstanceStateCheckpointOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.InstanceStateStoredOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.InstanceStateStoredOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RegisterStMgrRequestOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.RegisterStMgrRequestOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RegisterStMgrResponseOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.RegisterStMgrResponseOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RegisterTManagerRequestOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.RegisterTManagerRequestOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RegisterTManagerResponseOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.RegisterTManagerResponseOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.ResetTopologyStateOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.ResetTopologyStateOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RestoreInstanceStateRequestOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.RestoreInstanceStateRequestOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RestoreInstanceStateResponseOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.RestoreInstanceStateResponseOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RestoreTopologyStateRequestOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.RestoreTopologyStateRequestOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RestoreTopologyStateResponseOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.RestoreTopologyStateResponseOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.SaveInstanceStateRequestOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.SaveInstanceStateRequestOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.SaveInstanceStateResponseOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.SaveInstanceStateResponseOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StartInstanceStatefulProcessingOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.StartInstanceStatefulProcessingOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StartStatefulCheckpointOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.StartStatefulCheckpointOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StartStmgrStatefulProcessingOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.StartStmgrStatefulProcessingOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StatefulConsistentCheckpointOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.StatefulConsistentCheckpointOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StatefulConsistentCheckpointSavedOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.StatefulConsistentCheckpointSavedOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StatefulConsistentCheckpointsOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.StatefulConsistentCheckpointsOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StoreInstanceStateCheckpointOrBuilder.html" title="interface in org.apache.heron.proto.ckptmgr">CheckpointManager.StoreInstanceStateCheckpointOrBuilder</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| </tbody> |
| </table> |
| </li> |
| <li class="blockList"> |
| <table class="typeSummary"> |
| <caption><span>Class Summary</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Class</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager</a></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.CheckpointComponentMetadata.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.CheckpointComponentMetadata</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This message encapsulates the info associated with |
| checkpoint metadata of a component</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.CheckpointComponentMetadata.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.CheckpointComponentMetadata.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This message encapsulates the info associated with |
| checkpoint metadata of a component</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.CleanStatefulCheckpointRequest.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.CleanStatefulCheckpointRequest</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message sent by tmanager to ckptmgr to cleanup |
| old checkpoint state.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.CleanStatefulCheckpointRequest.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.CleanStatefulCheckpointRequest.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message sent by tmanager to ckptmgr to cleanup |
| old checkpoint state.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.CleanStatefulCheckpointResponse.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.CleanStatefulCheckpointResponse</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message sent by ckptmgr to tmanager about the cleanup request</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.CleanStatefulCheckpointResponse.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.CleanStatefulCheckpointResponse.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message sent by ckptmgr to tmanager about the cleanup request</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.DownstreamStatefulCheckpoint.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.DownstreamStatefulCheckpoint</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Once stmgr receives StoreInstanceStateCheckpoint from an instance, |
| it sends this message to all of that instance's |
| downstream components' stmgrs to propagate the checkpoint marker</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.DownstreamStatefulCheckpoint.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.DownstreamStatefulCheckpoint.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Once stmgr receives StoreInstanceStateCheckpoint from an instance, |
| it sends this message to all of that instance's |
| downstream components' stmgrs to propagate the checkpoint marker</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.GetInstanceStateRequest.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.GetInstanceStateRequest</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the request that StMgr sends to Checkpoint Mgr |
| to fetch the instance state data</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.GetInstanceStateRequest.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.GetInstanceStateRequest.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the request that StMgr sends to Checkpoint Mgr |
| to fetch the instance state data</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.GetInstanceStateResponse.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.GetInstanceStateResponse</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the response that Checkpoint Mgr sends to StMgr |
| for its get instance state request</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.GetInstanceStateResponse.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.GetInstanceStateResponse.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the response that Checkpoint Mgr sends to StMgr |
| for its get instance state request</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.InitiateStatefulCheckpoint.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.InitiateStatefulCheckpoint</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the message that the stmgr sends to its |
| local tasks to begin initiating checkpoint</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.InitiateStatefulCheckpoint.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.InitiateStatefulCheckpoint.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the message that the stmgr sends to its |
| local tasks to begin initiating checkpoint</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.InstanceStateCheckpoint.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.InstanceStateCheckpoint</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This message encapsulates the info associated with |
| state of an instance/partition.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.InstanceStateCheckpoint.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.InstanceStateCheckpoint.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This message encapsulates the info associated with |
| state of an instance/partition.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.InstanceStateStored.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.InstanceStateStored</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message sent by stmgr to tmanager informing it about |
| the fact that we stored a checkpoint belonging |
| to the instance</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.InstanceStateStored.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.InstanceStateStored.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message sent by stmgr to tmanager informing it about |
| the fact that we stored a checkpoint belonging |
| to the instance</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RegisterStMgrRequest.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.RegisterStMgrRequest</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the message that a stmgr sends |
| when it wants to register itself with |
| the checkpoint manager</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RegisterStMgrRequest.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.RegisterStMgrRequest.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the message that a stmgr sends |
| when it wants to register itself with |
| the checkpoint manager</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RegisterStMgrResponse.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.RegisterStMgrResponse</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the message that checkpoint manager |
| sends when it receives the register request |
| from stmgr</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RegisterStMgrResponse.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.RegisterStMgrResponse.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the message that checkpoint manager |
| sends when it receives the register request |
| from stmgr</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RegisterTManagerRequest.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.RegisterTManagerRequest</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the message that a tmanager sends |
| when it wants to register itself |
| with checkpoint manager</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RegisterTManagerRequest.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.RegisterTManagerRequest.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the message that a tmanager sends |
| when it wants to register itself |
| with checkpoint manager</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RegisterTManagerResponse.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.RegisterTManagerResponse</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the message that checkpoint manager |
| sends when it receives the register request |
| from tmanager</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RegisterTManagerResponse.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.RegisterTManagerResponse.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the message that checkpoint manager |
| sends when it receives the register request |
| from tmanager</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.ResetTopologyState.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.ResetTopologyState</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message sent by stmgr to tmanager asking it to reset the topology |
| to some valid checkpoint.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.ResetTopologyState.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.ResetTopologyState.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message sent by stmgr to tmanager asking it to reset the topology |
| to some valid checkpoint.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RestoreInstanceStateRequest.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.RestoreInstanceStateRequest</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the message that stmgr sends to its instance |
| asking them to restore their state</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RestoreInstanceStateRequest.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.RestoreInstanceStateRequest.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the message that stmgr sends to its instance |
| asking them to restore their state</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RestoreInstanceStateResponse.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.RestoreInstanceStateResponse</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the message that instance sends to its stmgr |
| when done with restoring the state</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RestoreInstanceStateResponse.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.RestoreInstanceStateResponse.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the message that instance sends to its stmgr |
| when done with restoring the state</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RestoreTopologyStateRequest.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.RestoreTopologyStateRequest</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message sent by tmanager to stmgr asking them to reset their instances |
| to this checkpoint</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RestoreTopologyStateRequest.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.RestoreTopologyStateRequest.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message sent by tmanager to stmgr asking them to reset their instances |
| to this checkpoint</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RestoreTopologyStateResponse.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.RestoreTopologyStateResponse</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message that stmgr sends to tmanager after it restores |
| all of its local instances to a checkpoint_id</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.RestoreTopologyStateResponse.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.RestoreTopologyStateResponse.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message that stmgr sends to tmanager after it restores |
| all of its local instances to a checkpoint_id</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.SaveInstanceStateRequest.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.SaveInstanceStateRequest</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the request that StMgr sends to Checkpoint Mgr |
| to store instance checkpoint data</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.SaveInstanceStateRequest.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.SaveInstanceStateRequest.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the request that StMgr sends to Checkpoint Mgr |
| to store instance checkpoint data</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.SaveInstanceStateResponse.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.SaveInstanceStateResponse</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| After successfully saving state, this is what |
| Checkpoint Mgr sends back as response</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.SaveInstanceStateResponse.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.SaveInstanceStateResponse.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| After successfully saving state, this is what |
| Checkpoint Mgr sends back as response</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StartInstanceStatefulProcessing.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.StartInstanceStatefulProcessing</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message sent by stmgr to Instance to start processing |
| This is related to StartStmgrStatefulProcessing message above |
| but between stmgr -> instance.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StartInstanceStatefulProcessing.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.StartInstanceStatefulProcessing.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message sent by stmgr to Instance to start processing |
| This is related to StartStmgrStatefulProcessing message above |
| but between stmgr -> instance.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StartStatefulCheckpoint.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.StartStatefulCheckpoint</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message sent to stmgrs by the tmanager to initiate checkpointing</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StartStatefulCheckpoint.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.StartStatefulCheckpoint.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message sent to stmgrs by the tmanager to initiate checkpointing</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StartStmgrStatefulProcessing.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.StartStmgrStatefulProcessing</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message sent by tmanager to stmgr to start processing |
| For stateful processing, all the topology components |
| should be rolled back to a consistent state before they can |
| start processing.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StartStmgrStatefulProcessing.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.StartStmgrStatefulProcessing.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message sent by tmanager to stmgr to start processing |
| For stateful processing, all the topology components |
| should be rolled back to a consistent state before they can |
| start processing.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StatefulConsistentCheckpoint.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.StatefulConsistentCheckpoint</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message representing information about a globally consistent |
| checkpoint</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StatefulConsistentCheckpoint.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.StatefulConsistentCheckpoint.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message representing information about a globally consistent |
| checkpoint</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StatefulConsistentCheckpoints.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.StatefulConsistentCheckpoints</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| message stored in the state manager by the tmanager</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StatefulConsistentCheckpoints.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.StatefulConsistentCheckpoints.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| message stored in the state manager by the tmanager</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StatefulConsistentCheckpointSaved.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.StatefulConsistentCheckpointSaved</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message broadcasted to stmgr (will then be forwarded to instances) after when checkpoint becomes |
| "globally consistent"</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StatefulConsistentCheckpointSaved.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.StatefulConsistentCheckpointSaved.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| Message broadcasted to stmgr (will then be forwarded to instances) after when checkpoint becomes |
| "globally consistent"</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StoreInstanceStateCheckpoint.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.StoreInstanceStateCheckpoint</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the message that the instance sends |
| when it wants stmgr to store its state</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <th class="colFirst" scope="row"><a href="CheckpointManager.StoreInstanceStateCheckpoint.Builder.html" title="class in org.apache.heron.proto.ckptmgr">CheckpointManager.StoreInstanceStateCheckpoint.Builder</a></th> |
| <td class="colLast"> |
| <div class="block"> |
| This is the message that the instance sends |
| when it wants stmgr to store its state</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </li> |
| </ul> |
| </div> |
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