Throttle Class Reference

#include <Throttle.hh>

Inheritance diagram for Throttle:

Public Member Functions
	Throttle (int sID, RubySystem *rs, NodeID node, Cycles link_latency, int link_bandwidth_multiplier, int endpoint_bandwidth, Switch *em)
	~Throttle ()
std::string	name ()
void	addLinks (const std::vector< MessageBuffer * > &in_vec, const std::vector< MessageBuffer * > &out_vec)
void	wakeup ()
const Stats::Scalar &	getUtilization () const
const Stats::Vector &	getMsgCount (unsigned int type) const
int	getLinkBandwidth () const
Cycles	getLatency () const
void	clearStats ()
void	collateStats ()
void	regStats (std::string name)
void	print (std::ostream &out) const
Public Member Functions inherited from Consumer
	Consumer (ClockedObject *_em)
virtual	~Consumer ()
virtual void	storeEventInfo (int info)
bool	alreadyScheduled (Tick time)
void	insertScheduledWakeupTime (Tick time)
void	scheduleEventAbsolute (Tick timeAbs)

Private Member Functions
void	init (NodeID node, Cycles link_latency, int link_bandwidth_multiplier, int endpoint_bandwidth)
void	operateVnet (int vnet, int &bw_remainin, bool &schedule_wakeup, MessageBuffer *in, MessageBuffer *out)
	Throttle (const Throttle &obj)
Throttle &	operator= (const Throttle &obj)

Private Attributes
std::vector< MessageBuffer * >	m_in
std::vector< MessageBuffer * >	m_out
unsigned int	m_vnets
std::vector< int >	m_units_remaining
const int	m_switch_id
Switch *	m_switch
NodeID	m_node
int	m_link_bandwidth_multiplier
Cycles	m_link_latency
int	m_wakeups_wo_switch
int	m_endpoint_bandwidth
RubySystem *	m_ruby_system
Stats::Scalar	m_link_utilization
Stats::Vector	m_msg_counts [MessageSizeType_NUM]
Stats::Formula	m_msg_bytes [MessageSizeType_NUM]
double	m_link_utilization_proxy

Additional Inherited Members
Protected Member Functions inherited from Consumer
void	scheduleEvent (Cycles timeDelta)

Detailed Description

Definition at line 52 of file Throttle.hh.

Constructor & Destructor Documentation

Throttle::Throttle	(	int	sID,
		RubySystem *	rs,
		NodeID	node,
		Cycles	link_latency,
		int	link_bandwidth_multiplier,
		int	endpoint_bandwidth,
		Switch *	em
	)

Definition at line 51 of file Throttle.cc.

References m_endpoint_bandwidth, m_link_bandwidth_multiplier, m_link_latency, m_link_utilization_proxy, m_vnets, and m_wakeups_wo_switch.

Throttle::~Throttle ( )

inline

Definition at line 58 of file Throttle.hh.

Throttle::Throttle ( const Throttle &  obj )

private

Member Function Documentation

void Throttle::addLinks	(	const std::vector< MessageBuffer * > &	in_vec,
		const std::vector< MessageBuffer * > &	out_vec
	)

Definition at line 70 of file Throttle.cc.

References m_in, m_node, m_out, m_switch_id, m_units_remaining, m_vnets, and MessageBuffer::setConsumer().

Referenced by Switch::addOutPort().

void Throttle::clearStats

(

)

Definition at line 228 of file Throttle.cc.

References m_link_utilization_proxy.

void Throttle::collateStats

(

)

Definition at line 234 of file Throttle.cc.

References Clocked::curCycle(), RubySystem::getStartCycle(), m_link_utilization, m_link_utilization_proxy, and m_ruby_system.

Cycles Throttle::getLatency ( ) const

inline

Definition at line 76 of file Throttle.hh.

References m_link_latency.

int Throttle::getLinkBandwidth ( ) const

inline

Definition at line 73 of file Throttle.hh.

References m_endpoint_bandwidth, and m_link_bandwidth_multiplier.

Referenced by operateVnet(), print(), and wakeup().

const Stats::Vector& Throttle::getMsgCount ( unsigned int  type ) const

inline

Definition at line 70 of file Throttle.hh.

References m_msg_counts, and X86ISA::type.

const Stats::Scalar& Throttle::getUtilization ( ) const

inline

Definition at line 68 of file Throttle.hh.

References m_link_utilization.

void Throttle::init ( NodeID  node, Cycles  link_latency, int  link_bandwidth_multiplier, int  endpoint_bandwidth  )

private

Referenced by regStats().

std::string Throttle::name ( )

inline

Definition at line 60 of file Throttle.hh.

References csprintf(), and m_switch_id.

Referenced by regStats().

void Throttle::operateVnet ( int  vnet, int &  bw_remainin, bool &  schedule_wakeup, MessageBuffer *  in, MessageBuffer *  out  )

private

Definition at line 92 of file Throttle.cc.

References MessageBuffer::areNSlotsAvailable(), Clocked::clockEdge(), Clocked::curCycle(), Clocked::cyclesToTicks(), MessageBuffer::dequeue(), DPRINTF, MessageBuffer::enqueue(), getLinkBandwidth(), Message::getMessageSize(), MessageBuffer::isReady(), m_link_latency, m_msg_counts, m_node, m_ruby_system, m_switch, m_units_remaining, network_message_to_size(), and MessageBuffer::peekMsgPtr().

Referenced by wakeup().

Throttle& Throttle::operator= ( const Throttle &  obj )

private

void Throttle::print ( std::ostream &  out ) const

virtual

Implements Consumer.

Definition at line 243 of file Throttle.cc.

References ccprintf(), getLinkBandwidth(), and m_node.

Referenced by operator<<().

void Throttle::regStats

(

std::string

name

)

Definition at line 203 of file Throttle.cc.

References Stats::constant(), csprintf(), Network::getNumberOfVirtualNetworks(), init(), m_link_utilization, m_msg_bytes, m_msg_counts, m_node, Network::MessageSizeType_to_int(), name(), Stats::DataWrap< Derived, InfoProxyType >::name(), Stats::nozero, and X86ISA::type.

void Throttle::wakeup ( )

virtual

Implements Consumer.

Definition at line 147 of file Throttle.cc.

References DPRINTF, getLinkBandwidth(), m_in, m_link_utilization_proxy, m_out, m_vnets, m_wakeups_wo_switch, operateVnet(), PRIORITY_SWITCH_LIMIT, and Consumer::scheduleEvent().

Member Data Documentation

int Throttle::m_endpoint_bandwidth

private

Definition at line 105 of file Throttle.hh.

Referenced by getLinkBandwidth(), and Throttle().

std::vector<MessageBuffer*> Throttle::m_in

private

Definition at line 93 of file Throttle.hh.

Referenced by addLinks(), and wakeup().

int Throttle::m_link_bandwidth_multiplier

private

Definition at line 102 of file Throttle.hh.

Referenced by getLinkBandwidth(), and Throttle().

Cycles Throttle::m_link_latency

private

Definition at line 103 of file Throttle.hh.

Referenced by getLatency(), operateVnet(), and Throttle().

Stats::Scalar Throttle::m_link_utilization

private

Definition at line 109 of file Throttle.hh.

Referenced by collateStats(), getUtilization(), and regStats().

double Throttle::m_link_utilization_proxy

private

Definition at line 113 of file Throttle.hh.

Referenced by clearStats(), collateStats(), Throttle(), and wakeup().

Stats::Formula Throttle::m_msg_bytes[MessageSizeType_NUM]

private

Definition at line 111 of file Throttle.hh.

Referenced by regStats().

Stats::Vector Throttle::m_msg_counts[MessageSizeType_NUM]

private

Definition at line 110 of file Throttle.hh.

Referenced by getMsgCount(), operateVnet(), and regStats().

NodeID Throttle::m_node

private

Definition at line 100 of file Throttle.hh.

Referenced by addLinks(), operateVnet(), print(), and regStats().

std::vector<MessageBuffer*> Throttle::m_out

private

Definition at line 94 of file Throttle.hh.

Referenced by addLinks(), and wakeup().

RubySystem* Throttle::m_ruby_system

private

Definition at line 106 of file Throttle.hh.

Referenced by collateStats(), and operateVnet().

Switch* Throttle::m_switch

private

Definition at line 99 of file Throttle.hh.

Referenced by operateVnet().

const int Throttle::m_switch_id

private

Definition at line 98 of file Throttle.hh.

Referenced by addLinks(), and name().

std::vector<int> Throttle::m_units_remaining

private

Definition at line 96 of file Throttle.hh.

Referenced by addLinks(), and operateVnet().

unsigned int Throttle::m_vnets

private

Definition at line 95 of file Throttle.hh.

Referenced by addLinks(), Throttle(), and wakeup().

int Throttle::m_wakeups_wo_switch

private

Definition at line 104 of file Throttle.hh.

Referenced by Throttle(), and wakeup().

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

• mem/ruby/network/simple/Throttle.hh
• mem/ruby/network/simple/Throttle.cc