@InterfaceAudience.Private @InterfaceStability.Unstable public class CGroupsMemoryResourceHandlerImpl extends Object implements MemoryResourceHandler
Modifier and Type | Method and Description |
---|---|
List<PrivilegedOperation> |
bootstrap(org.apache.hadoop.conf.Configuration conf)
Bootstrap resource susbsystem.
|
List<PrivilegedOperation> |
postComplete(org.apache.hadoop.yarn.api.records.ContainerId containerId)
Perform any tasks necessary after container completion.
|
List<PrivilegedOperation> |
preStart(Container container)
Prepare a resource environment for container launch
|
List<PrivilegedOperation> |
reacquireContainer(org.apache.hadoop.yarn.api.records.ContainerId containerId)
Require state for container that was already launched
|
List<PrivilegedOperation> |
teardown()
Teardown environment for resource subsystem if requested.
|
String |
toString() |
List<PrivilegedOperation> |
updateContainer(Container container)
Update state for container that was already launched
|
public List<PrivilegedOperation> bootstrap(org.apache.hadoop.conf.Configuration conf) throws ResourceHandlerException
ResourceHandler
bootstrap
in interface ResourceHandler
ResourceHandlerException
public List<PrivilegedOperation> reacquireContainer(org.apache.hadoop.yarn.api.records.ContainerId containerId) throws ResourceHandlerException
ResourceHandler
reacquireContainer
in interface ResourceHandler
containerId
- id of the container being reacquired.ResourceHandlerException
public List<PrivilegedOperation> updateContainer(Container container) throws ResourceHandlerException
ResourceHandler
updateContainer
in interface ResourceHandler
container
- the container being updated.ResourceHandlerException
public List<PrivilegedOperation> preStart(Container container) throws ResourceHandlerException
ResourceHandler
preStart
in interface ResourceHandler
container
- Container being launchedResourceHandlerException
public List<PrivilegedOperation> postComplete(org.apache.hadoop.yarn.api.records.ContainerId containerId) throws ResourceHandlerException
ResourceHandler
postComplete
in interface ResourceHandler
containerId
- of the container that was completed.ResourceHandlerException
public List<PrivilegedOperation> teardown() throws ResourceHandlerException
ResourceHandler
teardown
in interface ResourceHandler
ResourceHandlerException
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