Collection of ns-3 channels between local and remote nodes. More...

#include "remote-channel-bundle.h"

Inheritance diagram for ns3::RemoteChannelBundle:

Collaboration diagram for ns3::RemoteChannelBundle:

Public Member Functions
	RemoteChannelBundle ()
	Default constructor.

	RemoteChannelBundle (const uint32_t remoteSystemId)
	Construct and assign system Id.

	~RemoteChannelBundle () override
	Destructor.

void	AddChannel (Ptr< Channel > channel, Time delay)
	Add a channel to this bundle.

Time	GetDelay () const
	Get the minimum delay along any channel in this bundle.

EventId	GetEventId () const
	Get the event ID of the Null Message send event for this bundle.

Time	GetGuaranteeTime () const
	Get the current guarantee time for this bundle.

std::size_t	GetSize () const
	Get the number of ns-3 channels in this bundle.

uint32_t	GetSystemId () const
	Get the system Id for this side.

void	Send (Time time)
	Send Null Message to the remote task associated with this bundle.

void	SetEventId (EventId id)
	Set the event ID of the Null Message send event currently scheduled for this channel.

void	SetGuaranteeTime (Time time)
	Set the guarantee time for the bundle.

Public Member Functions inherited from ns3::Object
	Object ()
	Constructor.

	~Object () override
	Destructor.

void	AggregateObject (Ptr< Object > other)
	Aggregate two Objects together.

void	Dispose ()
	Dispose of this Object.

AggregateIterator	GetAggregateIterator () const
	Get an iterator to the Objects aggregated to this one.

TypeId	GetInstanceTypeId () const override
	Get the most derived TypeId for this Object.

template<typename T >
Ptr< T >	GetObject () const
	Get a pointer to the requested aggregated Object.

template<>
Ptr< Object >	GetObject () const
	Specialization of () for objects of type ns3::Object.

template<typename T >
Ptr< T >	GetObject (TypeId tid) const
	Get a pointer to the requested aggregated Object by TypeId.

template<>
Ptr< Object >	GetObject (TypeId tid) const
	Specialization of (TypeId tid) for objects of type ns3::Object.

void	Initialize ()
	Invoke DoInitialize on all Objects aggregated to this one.

bool	IsInitialized () const
	Check if the object has been initialized.

void	UnidirectionalAggregateObject (Ptr< Object > other)
	Aggregate an Object to another Object.

Public Member Functions inherited from ns3::SimpleRefCount< Object, ObjectBase, ObjectDeleter >
	SimpleRefCount ()
	Default constructor.

	SimpleRefCount (const SimpleRefCount &o)
	Copy constructor.

uint32_t	GetReferenceCount () const
	Get the reference count of the object.

SimpleRefCount &	operator= (const SimpleRefCount &o)
	Assignment operator.

void	Ref () const
	Increment the reference count.

void	Unref () const
	Decrement the reference count.

Public Member Functions inherited from ns3::ObjectBase
virtual	~ObjectBase ()
	Virtual destructor.

void	GetAttribute (std::string name, AttributeValue &value, bool permissive=false) const
	Get the value of an attribute, raising fatal errors if unsuccessful.

bool	GetAttributeFailSafe (std::string name, AttributeValue &value) const
	Get the value of an attribute without raising errors.

void	SetAttribute (std::string name, const AttributeValue &value)
	Set a single attribute, raising fatal errors if unsuccessful.

bool	SetAttributeFailSafe (std::string name, const AttributeValue &value)
	Set a single attribute without raising errors.

bool	TraceConnect (std::string name, std::string context, const CallbackBase &cb)
	Connect a TraceSource to a Callback with a context.

bool	TraceConnectWithoutContext (std::string name, const CallbackBase &cb)
	Connect a TraceSource to a Callback without a context.

bool	TraceDisconnect (std::string name, std::string context, const CallbackBase &cb)
	Disconnect from a TraceSource a Callback previously connected with a context.

bool	TraceDisconnectWithoutContext (std::string name, const CallbackBase &cb)
	Disconnect from a TraceSource a Callback previously connected without a context.

Static Public Member Functions
static TypeId	GetTypeId ()
	Register this type.

Static Public Member Functions inherited from ns3::Object
static TypeId	GetTypeId ()
	Register this type.

Static Public Member Functions inherited from ns3::ObjectBase
static TypeId	GetTypeId ()
	Get the type ID.

Private Types
typedef std::unordered_map< uint32_t, Ptr< Channel > >	ChannelMap
	Container of channels that are connected from nodes in this MPI task to nodes in a remote rank.

Private Attributes
ChannelMap	m_channels
	ChannelId to Channel map.

Time	m_delay
	Delay for this Channel bundle, which is the min link delay over all incoming channels;.

Time	m_guaranteeTime
	Guarantee time for the incoming Channels from MPI task remote_rank.

EventId	m_nullEventId
	Event scheduled to send Null Message for this bundle.

uint32_t	m_remoteSystemId
	Remote rank.

Friends
std::ostream &	operator<< (std::ostream &out, ns3::RemoteChannelBundle &bundle)
	Output for debugging purposes.

Additional Inherited Members
Protected Member Functions inherited from ns3::Object
	Object (const Object &o)
	Copy an Object.

virtual void	DoDispose ()
	Destructor implementation.

virtual void	DoInitialize ()
	Initialize() implementation.

virtual void	NotifyNewAggregate ()
	Notify all Objects aggregated to this one of a new Object being aggregated.

Protected Member Functions inherited from ns3::ObjectBase
void	ConstructSelf (const AttributeConstructionList &attributes)
	Complete construction of ObjectBase; invoked by derived classes.

virtual void	NotifyConstructionCompleted ()
	Notifier called once the ObjectBase is fully constructed.

Related Symbols inherited from ns3::ObjectBase
static TypeId	GetObjectIid ()
	Ensure the TypeId for ObjectBase gets fully configured to anchor the inheritance tree properly.

Detailed Description

Collection of ns-3 channels between local and remote nodes.

An instance exists for each remote system that the local system is in communication with. These are created and managed by the RemoteChannelBundleManager class. Stores time information for each bundle.

Definition at line 40 of file remote-channel-bundle.h.

Member Typedef Documentation

◆ ChannelMap

typedef std::unordered_map<uint32_t, Ptr<Channel> > ns3::RemoteChannelBundle::ChannelMap

private

Container of channels that are connected from nodes in this MPI task to nodes in a remote rank.

Definition at line 142 of file remote-channel-bundle.h.

Constructor & Destructor Documentation

◆ RemoteChannelBundle() [1/2]

ns3::RemoteChannelBundle::RemoteChannelBundle ( )

Default constructor.

Definition at line 36 of file remote-channel-bundle.cc.

◆ RemoteChannelBundle() [2/2]

ns3::RemoteChannelBundle::RemoteChannelBundle ( const uint32_t remoteSystemId )

Construct and assign system Id.

Parameters

[in] remoteSystemId The system id.

Definition at line 43 of file remote-channel-bundle.cc.

◆ ~RemoteChannelBundle()

ns3::RemoteChannelBundle::~RemoteChannelBundle ( )

inlineoverride

Destructor.

Definition at line 59 of file remote-channel-bundle.h.

Member Function Documentation

◆ AddChannel()

void ns3::RemoteChannelBundle::AddChannel	(	Ptr< Channel >	channel,
		Time	delay )

Add a channel to this bundle.

Parameters

channel	to add to the bundle
delay	time for the channel (usually the latency)

Definition at line 51 of file remote-channel-bundle.cc.

References m_channels, m_delay, and ns3::Min().

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◆ GetDelay()

Time ns3::RemoteChannelBundle::GetDelay ( ) const

Get the minimum delay along any channel in this bundle.

Returns: The minimum delay.

Definition at line 78 of file remote-channel-bundle.cc.

References m_delay.

Referenced by ns3::NullMessageSimulatorImpl::NullMessageEventHandler().

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◆ GetEventId()

EventId ns3::RemoteChannelBundle::GetEventId ( ) const

Get the event ID of the Null Message send event for this bundle.

Returns: The null message event id.

Definition at line 90 of file remote-channel-bundle.cc.

References m_nullEventId.

◆ GetGuaranteeTime()

Time ns3::RemoteChannelBundle::GetGuaranteeTime ( ) const

Get the current guarantee time for this bundle.

Returns: guarantee time

Definition at line 64 of file remote-channel-bundle.cc.

References m_guaranteeTime.

◆ GetSize()

std::size_t ns3::RemoteChannelBundle::GetSize ( ) const

Get the number of ns-3 channels in this bundle.

Returns: The number of channels.

Definition at line 96 of file remote-channel-bundle.cc.

References m_channels.

◆ GetSystemId()

uint32_t ns3::RemoteChannelBundle::GetSystemId ( ) const

Get the system Id for this side.

Returns: SystemID for remote side of this bundle

Definition at line 58 of file remote-channel-bundle.cc.

References m_remoteSystemId.

◆ GetTypeId()

TypeId ns3::RemoteChannelBundle::GetTypeId ( )

static

Register this type.

Returns: The object TypeId.

Definition at line 27 of file remote-channel-bundle.cc.

References ns3::TypeId::SetParent().

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◆ Send()

void ns3::RemoteChannelBundle::Send ( Time time )

Send Null Message to the remote task associated with this bundle.

Message will be delivered at current simulation time + the time passed in.

Parameters

time	The delay from now when the null message should be received.

Definition at line 102 of file remote-channel-bundle.cc.

References ns3::NullMessageMpiInterface::SendNullMessage().

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◆ SetEventId()

void ns3::RemoteChannelBundle::SetEventId ( EventId id )

Set the event ID of the Null Message send event currently scheduled for this channel.

Parameters

[in] id The null message event id.

Definition at line 84 of file remote-channel-bundle.cc.

References m_nullEventId.

◆ SetGuaranteeTime()

void ns3::RemoteChannelBundle::SetGuaranteeTime ( Time time )

Set the guarantee time for the bundle.

This should be called after a packet or Null Message received.

Parameters

time	The guarantee time.

Definition at line 70 of file remote-channel-bundle.cc.

References m_guaranteeTime, ns3::Simulator::Now(), and NS_ASSERT.

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Friends And Related Symbol Documentation

◆ operator<<

std::ostream & operator<<	(	std::ostream &	out,
		ns3::RemoteChannelBundle &	bundle )

friend

Output for debugging purposes.

Parameters

[in,out]	out	The stream.
[in]	bundle	The bundle to print.

Returns: The stream.

Definition at line 107 of file remote-channel-bundle.cc.

Member Data Documentation

◆ m_channels

ChannelMap ns3::RemoteChannelBundle::m_channels

private

ChannelId to Channel map.

Definition at line 143 of file remote-channel-bundle.h.

Referenced by AddChannel(), and GetSize().

◆ m_delay

Time ns3::RemoteChannelBundle::m_delay

private

Delay for this Channel bundle, which is the min link delay over all incoming channels;.

Definition at line 157 of file remote-channel-bundle.h.

Referenced by AddChannel(), and GetDelay().

◆ m_guaranteeTime

Time ns3::RemoteChannelBundle::m_guaranteeTime

private

Guarantee time for the incoming Channels from MPI task remote_rank.

No PacketMessage will ever arrive on any incoming channel in this bundle with a ReceiveTime less than this. Initialized to StartTime.

Definition at line 151 of file remote-channel-bundle.h.

Referenced by GetGuaranteeTime(), and SetGuaranteeTime().

◆ m_nullEventId

EventId ns3::RemoteChannelBundle::m_nullEventId

private

Event scheduled to send Null Message for this bundle.

Definition at line 160 of file remote-channel-bundle.h.

Referenced by GetEventId(), and SetEventId().

◆ m_remoteSystemId

uint32_t ns3::RemoteChannelBundle::m_remoteSystemId

private

Remote rank.

Definition at line 136 of file remote-channel-bundle.h.

Referenced by GetSystemId().

The documentation for this class was generated from the following files:

src/mpi/model/remote-channel-bundle.h
src/mpi/model/remote-channel-bundle.cc

Public Member Functions

Static Public Member Functions

Private Types

Private Attributes

Friends

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ ChannelMap

Constructor & Destructor Documentation

◆ RemoteChannelBundle() [1/2]

◆ RemoteChannelBundle() [2/2]

◆ ~RemoteChannelBundle()

Member Function Documentation

◆ AddChannel()

◆ GetDelay()

◆ GetEventId()

◆ GetGuaranteeTime()

◆ GetSize()

◆ GetSystemId()

◆ GetTypeId()

◆ Send()

◆ SetEventId()

◆ SetGuaranteeTime()

Friends And Related Symbol Documentation

◆ operator<<

Member Data Documentation

◆ m_channels

◆ m_delay

◆ m_guaranteeTime

◆ m_nullEventId

◆ m_remoteSystemId