org.apache.flink.runtime.jobmaster.slotpool

类 DefaultFreeSlotInfoTracker

java.lang.Object

org.apache.flink.runtime.jobmaster.slotpool.DefaultFreeSlotInfoTracker

所有已实现的接口:

FreeSlotInfoTracker

public class DefaultFreeSlotInfoTracker
extends Object
implements FreeSlotInfoTracker

Default implements of FreeSlotInfoTracker.

构造器概要

构造器

构造器和说明
DefaultFreeSlotInfoTracker(Set<AllocationID> freeSlots, Function<AllocationID,SlotInfo> slotInfoLookup, Function<AllocationID,AllocatedSlotPool.FreeSlotInfo> freeSlotInfoLookup, Function<ResourceID,Double> taskExecutorUtilizationLookup)

方法概要

限定符和类型	方法和说明
DefaultFreeSlotInfoTracker	createNewFreeSlotInfoTrackerWithoutBlockedSlots(Set<AllocationID> blockedSlots) Create a new free slot tracker without blocked slots.
Set<AllocationID>	getAvailableSlots() Get allocation id of all available slots.
Collection<SlotInfo>	getFreeSlotsInformation() Returns a list of SlotInfo objects about all slots that are currently available in the slot pool.
Collection<AllocatedSlotPool.FreeSlotInfo>	getFreeSlotsWithIdleSinceInformation() Returns a list of AllocatedSlotPool.FreeSlotInfo objects about all slots with slot idle since that are currently available in the slot pool.
SlotInfo	getSlotInfo(AllocationID allocationId) Get slot info by allocation id, this slot must exist.
double	getTaskExecutorUtilization(SlotInfo slotInfo) Get task executor utilization of this slot.
void	reserveSlot(AllocationID allocationId) Reserve free slot when it is used.

从类继承的方法 java.lang.Object

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

构造器详细资料

DefaultFreeSlotInfoTracker

public DefaultFreeSlotInfoTracker(Set<AllocationID> freeSlots,
                                  Function<AllocationID,SlotInfo> slotInfoLookup,
                                  Function<AllocationID,AllocatedSlotPool.FreeSlotInfo> freeSlotInfoLookup,
                                  Function<ResourceID,Double> taskExecutorUtilizationLookup)

方法详细资料

getAvailableSlots

public Set<AllocationID> getAvailableSlots()

从接口复制的说明: FreeSlotInfoTracker

Get allocation id of all available slots.

指定者:

getAvailableSlots 在接口中 FreeSlotInfoTracker

返回:

allocation id of available slots

getSlotInfo

public SlotInfo getSlotInfo(AllocationID allocationId)

从接口复制的说明: FreeSlotInfoTracker

Get slot info by allocation id, this slot must exist.

指定者:

getSlotInfo 在接口中 FreeSlotInfoTracker

参数:

allocationId - to get SlotInfo

返回:

slot info for the allocation id

getFreeSlotsWithIdleSinceInformation

public Collection<AllocatedSlotPool.FreeSlotInfo> getFreeSlotsWithIdleSinceInformation()

从接口复制的说明: FreeSlotInfoTracker

Returns a list of AllocatedSlotPool.FreeSlotInfo objects about all slots with slot idle since that are currently available in the slot pool.

指定者:

getFreeSlotsWithIdleSinceInformation 在接口中 FreeSlotInfoTracker

返回:

a list of AllocatedSlotPool.FreeSlotInfo objects about all slots with slot idle since that are currently available in the slot pool.

getFreeSlotsInformation

public Collection<SlotInfo> getFreeSlotsInformation()

从接口复制的说明: FreeSlotInfoTracker

Returns a list of SlotInfo objects about all slots that are currently available in the slot pool.

指定者:

getFreeSlotsInformation 在接口中 FreeSlotInfoTracker

返回:

a list of SlotInfo objects about all slots that are currently available in the slot pool.

getTaskExecutorUtilization

public double getTaskExecutorUtilization(SlotInfo slotInfo)

从接口复制的说明: FreeSlotInfoTracker

Get task executor utilization of this slot.

指定者:

getTaskExecutorUtilization 在接口中 FreeSlotInfoTracker

参数:

slotInfo - to get task executor utilization

返回:

task executor utilization of this slot

reserveSlot

public void reserveSlot(AllocationID allocationId)

从接口复制的说明: FreeSlotInfoTracker

Reserve free slot when it is used.

指定者:

reserveSlot 在接口中 FreeSlotInfoTracker

参数:

allocationId - to reserve

createNewFreeSlotInfoTrackerWithoutBlockedSlots

public DefaultFreeSlotInfoTracker createNewFreeSlotInfoTrackerWithoutBlockedSlots(Set<AllocationID> blockedSlots)

从接口复制的说明: FreeSlotInfoTracker

Create a new free slot tracker without blocked slots.

指定者:

createNewFreeSlotInfoTrackerWithoutBlockedSlots 在接口中 FreeSlotInfoTracker

参数:

blockedSlots - slots that should not be used

返回:

the new free slot tracker