Package io.trino.memory

Class ClusterMemoryManager

java.lang.Object

io.trino.memory.ClusterMemoryManager

All Implemented Interfaces:

ClusterMemoryPoolManager

public class ClusterMemoryManager
extends Object
implements ClusterMemoryPoolManager

Constructor Summary

Constructors

Constructor

Description

ClusterMemoryManager(io.airlift.http.client.HttpClient httpClient, InternalNodeManager nodeManager, LocationFactory locationFactory, org.weakref.jmx.MBeanExporter exporter, io.airlift.json.JsonCodec<MemoryInfo> memoryInfoCodec, io.airlift.json.JsonCodec<MemoryPoolAssignmentsRequest> assignmentsRequestJsonCodec, QueryIdGenerator queryIdGenerator, LowMemoryKiller lowMemoryKiller, ServerConfig serverConfig, MemoryManagerConfig config, NodeMemoryConfig nodeMemoryConfig, NodeSchedulerConfig schedulerConfig)

Method Summary

Modifier and Type	Method	Description
void	addChangeListener(MemoryPoolId poolId, Consumer<MemoryPoolInfo> listener)
void	destroy()
long	getClusterMemoryBytes()
long	getClusterTotalMemoryReservation()
long	getClusterUserMemoryReservation()
Map<MemoryPoolId,MemoryPoolInfo>	getMemoryPoolInfo()
int	getNumberOfLeakedQueries()
long	getQueriesKilledDueToOutOfMemory()
long	getTotalAvailableProcessors()
Map<String,Optional<MemoryInfo>>	getWorkerMemoryInfo()
boolean	memoryPoolExists(MemoryPoolId poolId)
void	process(Iterable<QueryExecution> runningQueries, Supplier<List<BasicQueryInfo>> allQueryInfoSupplier)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

ClusterMemoryManager

@Inject
public ClusterMemoryManager(io.airlift.http.client.HttpClient httpClient,
 InternalNodeManager nodeManager,
 LocationFactory locationFactory,
 org.weakref.jmx.MBeanExporter exporter,
 io.airlift.json.JsonCodec<MemoryInfo> memoryInfoCodec,
 io.airlift.json.JsonCodec<MemoryPoolAssignmentsRequest> assignmentsRequestJsonCodec,
 QueryIdGenerator queryIdGenerator,
 LowMemoryKiller lowMemoryKiller,
 ServerConfig serverConfig,
 MemoryManagerConfig config,
 NodeMemoryConfig nodeMemoryConfig,
 NodeSchedulerConfig schedulerConfig)

Method Details

addChangeListener

public void addChangeListener(MemoryPoolId poolId,
 Consumer<MemoryPoolInfo> listener)

Specified by:

addChangeListener in interface ClusterMemoryPoolManager

memoryPoolExists

public boolean memoryPoolExists(MemoryPoolId poolId)

process

public void process(Iterable<QueryExecution> runningQueries,
 Supplier<List<BasicQueryInfo>> allQueryInfoSupplier)

getMemoryPoolInfo

public Map<MemoryPoolId,MemoryPoolInfo> getMemoryPoolInfo()

getWorkerMemoryInfo

public Map<String,Optional<MemoryInfo>> getWorkerMemoryInfo()

destroy

@PreDestroy
public void destroy()
             throws IOException

Throws:

IOException

getTotalAvailableProcessors

public long getTotalAvailableProcessors()

getNumberOfLeakedQueries

public int getNumberOfLeakedQueries()

getClusterUserMemoryReservation

public long getClusterUserMemoryReservation()

getClusterTotalMemoryReservation

public long getClusterTotalMemoryReservation()

getClusterMemoryBytes

public long getClusterMemoryBytes()

getQueriesKilledDueToOutOfMemory

public long getQueriesKilledDueToOutOfMemory()