Package io.trino.memory

Class ClusterMemoryManager

java.lang.Object

io.trino.memory.ClusterMemoryManager

public class ClusterMemoryManager
extends Object

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, LowMemoryKiller taskLowMemoryKiller, LowMemoryKiller queryLowMemoryKiller, ServerConfig serverConfig, MemoryManagerConfig config, NodeSchedulerConfig nodeSchedulerConfig)

Method Summary

Modifier and Type	Method	Description
void	addChangeListener(Consumer<MemoryPoolInfo> listener)
void	destroy()
Map<String,Optional<MemoryInfo>>	getAllNodesMemoryInfo()
long	getClusterMemoryBytes()
long	getClusterTotalMemoryReservation()
long	getClusterUserMemoryReservation()
int	getNumberOfLeakedQueries()
long	getQueriesKilledDueToOutOfMemory()
long	getTasksKilledDueToOutOfMemory()
long	getTotalAvailableProcessors()
Map<String,Optional<MemoryInfo>>	getWorkersMemoryInfo()
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,
 LowMemoryKiller taskLowMemoryKiller,
 LowMemoryKiller queryLowMemoryKiller,
 ServerConfig serverConfig,
 MemoryManagerConfig config,
 NodeSchedulerConfig nodeSchedulerConfig)

Method Details

addChangeListener

public void addChangeListener(Consumer<MemoryPoolInfo> listener)

process

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

getWorkersMemoryInfo

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

getAllNodesMemoryInfo

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

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()

getTasksKilledDueToOutOfMemory

public long getTasksKilledDueToOutOfMemory()