ProfilingService Class Reference

#include <ProfilingService.hpp>

Inheritance diagram for ProfilingService:

Public Types
using	ExternalProfilingOptions = IRuntime::CreationOptions::ExternalProfilingOptions
using	IProfilingConnectionFactoryPtr = std::unique_ptr< IProfilingConnectionFactory >
using	IProfilingConnectionPtr = std::unique_ptr< IProfilingConnection >
using	CounterIndices = std::vector< std::atomic< uint32_t > * >
using	CounterValues = std::list< std::atomic< uint32_t > >

Public Member Functions
void	ResetExternalProfilingOptions (const ExternalProfilingOptions &options, bool resetProfilingService=false)
ProfilingState	ConfigureProfilingService (const ExternalProfilingOptions &options, bool resetProfilingService=false)
void	Update ()
void	Disconnect ()
void	AddBackendProfilingContext (const BackendId backendId, std::shared_ptr< armnn::profiling::IBackendProfilingContext > profilingContext)
const ICounterDirectory &	GetCounterDirectory () const
ICounterRegistry &	GetCounterRegistry ()
ProfilingState	GetCurrentState () const
bool	IsCounterRegistered (uint16_t counterUid) const override
uint32_t	GetCounterValue (uint16_t counterUid) const override
uint16_t	GetCounterCount () const override
const ICounterMappings &	GetCounterMappings () const override
IRegisterCounterMapping &	GetCounterMappingRegistry ()
bool	IsProfilingEnabled () const override
CaptureData	GetCaptureData () override
void	SetCaptureData (uint32_t capturePeriod, const std::vector< uint16_t > &counterIds, const std::set< BackendId > &activeBackends)
void	SetCounterValue (uint16_t counterUid, uint32_t value) override
uint32_t	AddCounterValue (uint16_t counterUid, uint32_t value) override
uint32_t	SubtractCounterValue (uint16_t counterUid, uint32_t value) override
uint32_t	IncrementCounterValue (uint16_t counterUid) override
ProfilingDynamicGuid	NextGuid () override
	Return the next random Guid in the sequence. More...
ProfilingStaticGuid	GenerateStaticId (const std::string &str) override
	Create a ProfilingStaticGuid based on a hash of the string. More...
std::unique_ptr< ISendTimelinePacket >	GetSendTimelinePacket () const override
ISendCounterPacket &	GetSendCounterPacket () override
bool	IsEnabled ()
	Check if the profiling is enabled. More...
Public Member Functions inherited from IReadWriteCounterValues
virtual	~IReadWriteCounterValues ()
Public Member Functions inherited from IReadCounterValues
virtual	~IReadCounterValues ()
Public Member Functions inherited from IWriteCounterValues
virtual	~IWriteCounterValues ()
Public Member Functions inherited from IProfilingService
virtual	~IProfilingService ()
Public Member Functions inherited from IProfilingGuidGenerator
virtual	~IProfilingGuidGenerator ()

Static Public Member Functions
static ProfilingService &	Instance ()

Protected Member Functions
	ProfilingService ()
	~ProfilingService ()
void	SwapProfilingConnectionFactory (ProfilingService &instance, IProfilingConnectionFactory *other, IProfilingConnectionFactory *&backup)
IProfilingConnection *	GetProfilingConnection (ProfilingService &instance)
void	TransitionToState (ProfilingService &instance, ProfilingState newState)
bool	WaitForPacketSent (ProfilingService &instance, uint32_t timeout=1000)
BufferManager &	GetBufferManager (ProfilingService &instance)

Detailed Description

Definition at line 42 of file ProfilingService.hpp.

Member Typedef Documentation

CounterIndices

using CounterIndices = std::vector<std::atomic<uint32_t>*>

Definition at line 48 of file ProfilingService.hpp.

CounterValues

using CounterValues = std::list<std::atomic<uint32_t> >

Definition at line 49 of file ProfilingService.hpp.

ExternalProfilingOptions

using ExternalProfilingOptions = IRuntime::CreationOptions::ExternalProfilingOptions

Definition at line 45 of file ProfilingService.hpp.

IProfilingConnectionFactoryPtr

using IProfilingConnectionFactoryPtr = std::unique_ptr<IProfilingConnectionFactory>

Definition at line 46 of file ProfilingService.hpp.

IProfilingConnectionPtr

using IProfilingConnectionPtr = std::unique_ptr<IProfilingConnection>

Definition at line 47 of file ProfilingService.hpp.

Constructor & Destructor Documentation

ProfilingService()

ProfilingService ( )

inlineprotected

Definition at line 160 of file ProfilingService.hpp.

References CommandHandlerRegistry::RegisterFunctor(), and ProfilingService::~ProfilingService().

Referenced by ProfilingService::IsEnabled().

        : m_Options()
        , m_CounterDirectory()
        , m_ProfilingConnectionFactory(new ProfilingConnectionFactory())
        , m_ProfilingConnection()
        , m_StateMachine()
        , m_CounterIndex()
        , m_CounterValues()
        , m_CommandHandlerRegistry()
        , m_PacketVersionResolver()
        , m_CommandHandler(1000,
                           false,
                           m_CommandHandlerRegistry,
                           m_PacketVersionResolver)
        , m_BufferManager()
        , m_SendCounterPacket(m_BufferManager)
        , m_SendThread(m_StateMachine, m_BufferManager, m_SendCounterPacket)
        , m_SendTimelinePacket(m_BufferManager)
        , m_PeriodicCounterCapture(m_Holder, m_SendCounterPacket, *this, m_CounterIdMap, m_BackendProfilingContexts)
        , m_ConnectionAcknowledgedCommandHandler(0,
                                                 1,
                                                 m_PacketVersionResolver.ResolvePacketVersion(0, 1).GetEncodedValue(),
                                                 m_CounterDirectory,
                                                 m_SendCounterPacket,
                                                 m_SendTimelinePacket,
                                                 m_StateMachine)
        , m_RequestCounterDirectoryCommandHandler(0,
                                                  3,
                                                  m_PacketVersionResolver.ResolvePacketVersion(0, 3).GetEncodedValue(),
                                                  m_CounterDirectory,
                                                  m_SendCounterPacket,
                                                  m_SendTimelinePacket,
                                                  m_StateMachine)
        , m_PeriodicCounterSelectionCommandHandler(0,
                                                   4,
                                                   m_PacketVersionResolver.ResolvePacketVersion(0, 4).GetEncodedValue(),
                                                   m_BackendProfilingContexts,
                                                   m_CounterIdMap,
                                                   m_Holder,
                                                   MAX_ARMNN_COUNTER,
                                                   m_PeriodicCounterCapture,
                                                   *this,
                                                   m_SendCounterPacket,
                                                   m_StateMachine)
        , m_PerJobCounterSelectionCommandHandler(0,
                                                 5,
                                                 m_PacketVersionResolver.ResolvePacketVersion(0, 5).GetEncodedValue(),
                                                 m_StateMachine)
        , m_TimelinePacketWriterFactory(m_BufferManager)
        , m_MaxGlobalCounterId(armnn::profiling::INFERENCES_RUN)
    {
        // Register the "Connection Acknowledged" command handler
        m_CommandHandlerRegistry.RegisterFunctor(&m_ConnectionAcknowledgedCommandHandler);

        // Register the "Request Counter Directory" command handler
        m_CommandHandlerRegistry.RegisterFunctor(&m_RequestCounterDirectoryCommandHandler);

        // Register the "Periodic Counter Selection" command handler
        m_CommandHandlerRegistry.RegisterFunctor(&m_PeriodicCounterSelectionCommandHandler);

        // Register the "Per-Job Counter Selection" command handler
        m_CommandHandlerRegistry.RegisterFunctor(&m_PerJobCounterSelectionCommandHandler);
    }

~ProfilingService()

~ProfilingService ( )

protected

Definition at line 448 of file ProfilingService.cpp.

Referenced by ProfilingService::ProfilingService().

{
    Stop();
}

Member Function Documentation

AddBackendProfilingContext()

void AddBackendProfilingContext	(	const BackendId	backendId,
		std::shared_ptr< armnn::profiling::IBackendProfilingContext >	profilingContext
	)

Definition at line 185 of file ProfilingService.cpp.

Referenced by ProfilingService::Instance(), and Runtime::Runtime().

{
    BOOST_ASSERT(profilingContext != nullptr);
    // Register the backend counters
    m_MaxGlobalCounterId = profilingContext->RegisterCounters(m_MaxGlobalCounterId);
    m_BackendProfilingContexts.emplace(backendId, std::move(profilingContext));
}

AddCounterValue()

uint32_t AddCounterValue ( uint16_t  counterUid, uint32_t  value  )

overridevirtual

Implements IWriteCounterValues.

Definition at line 256 of file ProfilingService.cpp.

Referenced by BOOST_AUTO_TEST_CASE(), and ProfilingService::Instance().

{
    CheckCounterUid(counterUid);
    std::atomic<uint32_t>* counterValuePtr = m_CounterIndex.at(counterUid);
    BOOST_ASSERT(counterValuePtr);
    return counterValuePtr->fetch_add(value, std::memory_order::memory_order_relaxed);
}

ConfigureProfilingService()

ProfilingState ConfigureProfilingService	(	const ExternalProfilingOptions &	options,
		bool	resetProfilingService = false
	)

Definition at line 38 of file ProfilingService.cpp.

References ProfilingStateMachine::GetCurrentState(), IRuntime::CreationOptions::ExternalProfilingOptions::m_EnableProfiling, armnn::profiling::NotConnected, ProfilingService::ResetExternalProfilingOptions(), armnn::profiling::Uninitialised, ProfilingService::Update(), and armnn::profiling::WaitingForAck.

Referenced by BOOST_AUTO_TEST_CASE(), ProfilingService::Instance(), Runtime::Runtime(), and VerifyPostOptimisationStructureTestImpl().

{
    ResetExternalProfilingOptions(options, resetProfilingService);
    ProfilingState currentState = m_StateMachine.GetCurrentState();
    if (options.m_EnableProfiling)
    {
        switch (currentState)
        {
            case ProfilingState::Uninitialised:
                Update(); // should transition to NotConnected
                Update(); // will either stay in NotConnected because there is no server
                          // or will enter WaitingForAck.
                currentState = m_StateMachine.GetCurrentState();
                if (currentState == ProfilingState::WaitingForAck)
                {
                    Update(); // poke it again to send out the metadata packet
                }
                currentState = m_StateMachine.GetCurrentState();
                return currentState;
            case ProfilingState::NotConnected:
                Update(); // will either stay in NotConnected because there is no server
                          // or will enter WaitingForAck
                currentState = m_StateMachine.GetCurrentState();
                if (currentState == ProfilingState::WaitingForAck)
                {
                    Update(); // poke it again to send out the metadata packet
                }
                currentState = m_StateMachine.GetCurrentState();
                return currentState;
            default:
                return currentState;
        }
    }
    else
    {
        // Make sure profiling is shutdown
        switch (currentState)
        {
            case ProfilingState::Uninitialised:
            case ProfilingState::NotConnected:
                return currentState;
            default:
                Stop();
                return m_StateMachine.GetCurrentState();
        }
    }
}

Disconnect()

void Disconnect

(

)

Definition at line 164 of file ProfilingService.cpp.

References armnn::profiling::Active, ProfilingStateMachine::GetCurrentState(), armnn::profiling::NotConnected, armnn::profiling::Uninitialised, and armnn::profiling::WaitingForAck.

Referenced by BOOST_AUTO_TEST_CASE(), and ProfilingService::Instance().

{
    ProfilingState currentState = m_StateMachine.GetCurrentState();
    switch (currentState)
    {
    case ProfilingState::Uninitialised:
    case ProfilingState::NotConnected:
    case ProfilingState::WaitingForAck:
        return; // NOP
    case ProfilingState::Active:
        // Stop the command thread (if running)
        Stop();

        break;
    default:
        throw RuntimeException(boost::str(boost::format("Unknown profiling service state: %1")
                                          % static_cast<int>(currentState)));
    }
}

GenerateStaticId()

ProfilingStaticGuid GenerateStaticId ( const std::string &  str )

overridevirtual

Create a ProfilingStaticGuid based on a hash of the string.

Implements IProfilingGuidGenerator.

Definition at line 285 of file ProfilingService.cpp.

References ProfilingGuidGenerator::GenerateStaticId().

Referenced by BOOST_AUTO_TEST_CASE(), TimelineUtilityMethods::DeclareLabel(), and ProfilingService::Instance().

{
    return m_GuidGenerator.GenerateStaticId(str);
}

GetBufferManager()

BufferManager& GetBufferManager ( ProfilingService &  instance )

inlineprotected

Definition at line 249 of file ProfilingService.hpp.

    {
        return instance.m_BufferManager;
    }

GetCaptureData()

CaptureData GetCaptureData ( )

overridevirtual

Implements IProfilingService.

Definition at line 236 of file ProfilingService.cpp.

References Holder::GetCaptureData().

Referenced by ProfilingService::Instance().

{
    return m_Holder.GetCaptureData();
}

GetCounterCount()

uint16_t GetCounterCount ( ) const

overridevirtual

Implements IReadCounterValues.

Definition at line 208 of file ProfilingService.cpp.

References CounterDirectory::GetCounterCount().

Referenced by ProfilingService::Instance().

{
    return m_CounterDirectory.GetCounterCount();
}

GetCounterDirectory()

const ICounterDirectory & GetCounterDirectory

(

)

const

Definition at line 193 of file ProfilingService.cpp.

Referenced by BOOST_AUTO_TEST_CASE(), and ProfilingService::Instance().

{
    return m_CounterDirectory;
}

GetCounterMappingRegistry()

IRegisterCounterMapping & GetCounterMappingRegistry

(

)

Definition at line 231 of file ProfilingService.cpp.

Referenced by ProfilingService::Instance(), and RegisterBackendCounters::RegisterCounter().

{
    return m_CounterIdMap;
}

GetCounterMappings()

const ICounterMappings & GetCounterMappings ( ) const

overridevirtual

Implements IProfilingService.

Definition at line 226 of file ProfilingService.cpp.

Referenced by BOOST_AUTO_TEST_CASE(), BackendProfiling::GetActiveCounters(), and ProfilingService::Instance().

{
    return m_CounterIdMap;
}

GetCounterRegistry()

ICounterRegistry & GetCounterRegistry

(

)

Definition at line 198 of file ProfilingService.cpp.

Referenced by ProfilingService::Instance().

{
    return m_CounterDirectory;
}

GetCounterValue()

uint32_t GetCounterValue ( uint16_t  counterUid ) const

overridevirtual

Implements IReadCounterValues.

Definition at line 218 of file ProfilingService.cpp.

Referenced by BOOST_AUTO_TEST_CASE(), ProfilingService::Instance(), and while().

{
    CheckCounterUid(counterUid);
    std::atomic<uint32_t>* counterValuePtr = m_CounterIndex.at(counterUid);
    BOOST_ASSERT(counterValuePtr);
    return counterValuePtr->load(std::memory_order::memory_order_relaxed);
}

GetCurrentState()

ProfilingState GetCurrentState

(

)

const

Definition at line 203 of file ProfilingService.cpp.

References ProfilingStateMachine::GetCurrentState().

Referenced by BOOST_AUTO_TEST_CASE(), ProfilingService::Instance(), and while().

{
    return m_StateMachine.GetCurrentState();
}

GetProfilingConnection()

IProfilingConnection* GetProfilingConnection ( ProfilingService &  instance )

inlineprotected

Definition at line 236 of file ProfilingService.hpp.

    {
        return instance.m_ProfilingConnection.get();
    }

GetSendCounterPacket()

ISendCounterPacket& GetSendCounterPacket ( )

inlineoverridevirtual

Implements IProfilingService.

Definition at line 106 of file ProfilingService.hpp.

    {
        return m_SendCounterPacket;
    }

GetSendTimelinePacket()

std::unique_ptr< ISendTimelinePacket > GetSendTimelinePacket ( ) const

overridevirtual

Implements IProfilingService.

Definition at line 290 of file ProfilingService.cpp.

References CounterDirectory::Clear(), TimelinePacketWriterFactory::GetSendTimelinePacket(), CounterDirectory::IsCategoryRegistered(), CounterDirectory::IsCounterRegistered(), ProfilingService::IsCounterRegistered(), Counter::m_Uid, armnn::profiling::NotConnected, CounterDirectory::RegisterCategory(), CounterDirectory::RegisterCounter(), BufferManager::Reset(), ProfilingStateMachine::Reset(), CounterIdMap::Reset(), SendThread::Stop(), CommandHandler::Stop(), PeriodicCounterCapture::Stop(), and ProfilingStateMachine::TransitionToState().

Referenced by BOOST_AUTO_TEST_CASE(), TimelineUtilityMethods::GetTimelineUtils(), and ProfilingService::Instance().

{
    return m_TimelinePacketWriterFactory.GetSendTimelinePacket();
}

IncrementCounterValue()

uint32_t IncrementCounterValue ( uint16_t  counterUid )

overridevirtual

Implements IWriteCounterValues.

Definition at line 272 of file ProfilingService.cpp.

Referenced by BOOST_AUTO_TEST_CASE(), BackendRegistry::Deregister(), LoadedNetwork::EnqueueWorkload(), ProfilingService::Instance(), Runtime::LoadNetwork(), BackendRegistry::Register(), Runtime::UnloadNetwork(), and while().

{
    CheckCounterUid(counterUid);
    std::atomic<uint32_t>* counterValuePtr = m_CounterIndex.at(counterUid);
    BOOST_ASSERT(counterValuePtr);
    return counterValuePtr->operator++(std::memory_order::memory_order_relaxed);
}

Instance()

static ProfilingService& Instance ( )

inlinestatic

Definition at line 52 of file ProfilingService.hpp.

References ProfilingService::AddBackendProfilingContext(), ProfilingService::AddCounterValue(), ProfilingService::ConfigureProfilingService(), ProfilingService::Disconnect(), ProfilingService::GenerateStaticId(), ProfilingService::GetCaptureData(), ProfilingService::GetCounterCount(), ProfilingService::GetCounterDirectory(), ProfilingService::GetCounterMappingRegistry(), ProfilingService::GetCounterMappings(), ProfilingService::GetCounterRegistry(), ProfilingService::GetCounterValue(), ProfilingService::GetCurrentState(), ProfilingService::GetSendTimelinePacket(), ProfilingService::IncrementCounterValue(), ProfilingService::IsCounterRegistered(), ProfilingService::IsProfilingEnabled(), ProfilingService::NextGuid(), options, ProfilingService::ResetExternalProfilingOptions(), ProfilingService::SetCaptureData(), ProfilingService::SetCounterValue(), ProfilingService::SubtractCounterValue(), and ProfilingService::Update().

Referenced by BOOST_AUTO_TEST_CASE(), TimelineUtilityMethods::CreateConnectionRelationship(), TimelineUtilityMethods::CreateNamedTypedChildEntity(), TimelineUtilityMethods::CreateNamedTypedEntity(), TimelineUtilityMethods::CreateRelationship(), TimelineUtilityMethods::DeclareLabel(), BackendRegistry::Deregister(), LoadedNetwork::EnqueueWorkload(), SwapProfilingConnectionFactoryHelper::ForceTransitionToState(), BackendProfiling::GetActiveCounters(), SwapProfilingConnectionFactoryHelper::GetMockProfilingConnection(), ProfilingServiceRuntimeHelper::GetProfilingBufferManager(), TimelineUtilityMethods::GetTimelineUtils(), Runtime::LoadNetwork(), TimelineUtilityMethods::MarkEntityWithLabel(), TimelineUtilityMethods::MarkEntityWithType(), TimelineUtilityMethods::RecordEvent(), TimelineUtilityMethods::RecordWorkloadInferenceAndStartOfLifeEvent(), BackendRegistry::Register(), RegisterBackendCounters::RegisterCounter(), Runtime::Runtime(), SwapProfilingConnectionFactoryHelper::SwapProfilingConnectionFactoryHelper(), Runtime::UnloadNetwork(), VerifyPostOptimisationStructureTestImpl(), SwapProfilingConnectionFactoryHelper::WaitForPacketsSent(), and SwapProfilingConnectionFactoryHelper::~SwapProfilingConnectionFactoryHelper().

    {
        static ProfilingService instance;
        return instance;
    }

IsCounterRegistered()

bool IsCounterRegistered ( uint16_t  counterUid ) const

overridevirtual

Implements IReadCounterValues.

Definition at line 213 of file ProfilingService.cpp.

Referenced by ProfilingService::GetSendTimelinePacket(), ProfilingService::Instance(), and while().

{
    return counterUid < m_CounterIndex.size();
}

IsEnabled()

bool IsEnabled ( )

inline

Check if the profiling is enabled.

Definition at line 112 of file ProfilingService.hpp.

References IRuntime::CreationOptions::ExternalProfilingOptions::m_EnableProfiling, and ProfilingService::ProfilingService().

{ return m_Options.m_EnableProfiling; }

IsProfilingEnabled()

bool IsProfilingEnabled ( ) const

overridevirtual

Implements IProfilingService.

Definition at line 33 of file ProfilingService.cpp.

References IRuntime::CreationOptions::ExternalProfilingOptions::m_EnableProfiling.

Referenced by ProfilingService::Instance().

{
    return m_Options.m_EnableProfiling;
}

NextGuid()

ProfilingDynamicGuid NextGuid ( )

overridevirtual

Return the next random Guid in the sequence.

Implements IProfilingGuidGenerator.

Definition at line 280 of file ProfilingService.cpp.

References ProfilingGuidGenerator::NextGuid().

Referenced by BOOST_AUTO_TEST_CASE(), TimelineUtilityMethods::CreateConnectionRelationship(), TimelineUtilityMethods::CreateNamedTypedChildEntity(), TimelineUtilityMethods::CreateNamedTypedEntity(), TimelineUtilityMethods::CreateRelationship(), LoadedNetwork::EnqueueWorkload(), ProfilingService::Instance(), TimelineUtilityMethods::MarkEntityWithLabel(), TimelineUtilityMethods::MarkEntityWithType(), TimelineUtilityMethods::RecordEvent(), and TimelineUtilityMethods::RecordWorkloadInferenceAndStartOfLifeEvent().

{
    return m_GuidGenerator.NextGuid();
}

ResetExternalProfilingOptions()

void ResetExternalProfilingOptions	(	const ExternalProfilingOptions &	options,
		bool	resetProfilingService = false
	)

Definition at line 19 of file ProfilingService.cpp.

References options.

Referenced by BOOST_AUTO_TEST_CASE(), ProfilingService::ConfigureProfilingService(), ProfilingService::Instance(), and while().

{
    // Update the profiling options
    m_Options = options;

    // Check if the profiling service needs to be reset
    if (resetProfilingService)
    {
        // Reset the profiling service
        Reset();
    }
}

SetCaptureData()

void SetCaptureData	(	uint32_t	capturePeriod,
		const std::vector< uint16_t > &	counterIds,
		const std::set< BackendId > &	activeBackends
	)

Definition at line 241 of file ProfilingService.cpp.

References Holder::SetCaptureData().

Referenced by BOOST_AUTO_TEST_CASE(), and ProfilingService::Instance().

{
    m_Holder.SetCaptureData(capturePeriod, counterIds, activeBackends);
}

SetCounterValue()

void SetCounterValue ( uint16_t  counterUid, uint32_t  value  )

overridevirtual

Implements IWriteCounterValues.

Definition at line 248 of file ProfilingService.cpp.

Referenced by BOOST_AUTO_TEST_CASE(), and ProfilingService::Instance().

{
    CheckCounterUid(counterUid);
    std::atomic<uint32_t>* counterValuePtr = m_CounterIndex.at(counterUid);
    BOOST_ASSERT(counterValuePtr);
    counterValuePtr->store(value, std::memory_order::memory_order_relaxed);
}

SubtractCounterValue()

uint32_t SubtractCounterValue ( uint16_t  counterUid, uint32_t  value  )

overridevirtual

Implements IWriteCounterValues.

Definition at line 264 of file ProfilingService.cpp.

Referenced by BOOST_AUTO_TEST_CASE(), and ProfilingService::Instance().

{
    CheckCounterUid(counterUid);
    std::atomic<uint32_t>* counterValuePtr = m_CounterIndex.at(counterUid);
    BOOST_ASSERT(counterValuePtr);
    return counterValuePtr->fetch_sub(value, std::memory_order::memory_order_relaxed);
}

SwapProfilingConnectionFactory()

void SwapProfilingConnectionFactory ( ProfilingService &  instance, IProfilingConnectionFactory *  other, IProfilingConnectionFactory *&  backup  )

inlineprotected

Definition at line 226 of file ProfilingService.hpp.

    {
        BOOST_ASSERT(instance.m_ProfilingConnectionFactory);
        BOOST_ASSERT(other);

        backup = instance.m_ProfilingConnectionFactory.release();
        instance.m_ProfilingConnectionFactory.reset(other);
    }

TransitionToState()

void TransitionToState ( ProfilingService &  instance, ProfilingState  newState  )

inlineprotected

Definition at line 240 of file ProfilingService.hpp.

References ProfilingStateMachine::TransitionToState().

    {
        instance.m_StateMachine.TransitionToState(newState);
    }

Update()

void Update

(

)

Definition at line 88 of file ProfilingService.cpp.

References armnn::profiling::Active, ARMNN_LOG, ProfilingStateMachine::GetCurrentState(), IRuntime::CreationOptions::ExternalProfilingOptions::m_EnableProfiling, armnn::profiling::NotConnected, SendThread::Start(), CommandHandler::Start(), SendThread::Stop(), CommandHandler::Stop(), PeriodicCounterCapture::Stop(), ProfilingStateMachine::TransitionToState(), armnn::profiling::Uninitialised, armnn::profiling::WaitingForAck, armnn::warning, and Exception::what().

Referenced by BOOST_AUTO_TEST_CASE(), ProfilingService::ConfigureProfilingService(), and ProfilingService::Instance().

{
    if (!m_Options.m_EnableProfiling)
    {
        // Don't run if profiling is disabled
        return;
    }

    ProfilingState currentState = m_StateMachine.GetCurrentState();
    switch (currentState)
    {
    case ProfilingState::Uninitialised:

        // Initialize the profiling service
        Initialize();

        // Move to the next state
        m_StateMachine.TransitionToState(ProfilingState::NotConnected);
        break;
    case ProfilingState::NotConnected:
        // Stop the command thread (if running)
        m_CommandHandler.Stop();

        // Stop the send thread (if running)
        m_SendThread.Stop(false);

        // Stop the periodic counter capture thread (if running)
        m_PeriodicCounterCapture.Stop();

        // Reset any existing profiling connection
        m_ProfilingConnection.reset();

        try
        {
            // Setup the profiling connection
            BOOST_ASSERT(m_ProfilingConnectionFactory);
            m_ProfilingConnection = m_ProfilingConnectionFactory->GetProfilingConnection(m_Options);
        }
        catch (const Exception& e)
        {
            ARMNN_LOG(warning) << "An error has occurred when creating the profiling connection: "
                                       << e.what();
        }

        // Move to the next state
        m_StateMachine.TransitionToState(m_ProfilingConnection
                                         ? ProfilingState::WaitingForAck  // Profiling connection obtained, wait for ack
                                         : ProfilingState::NotConnected); // Profiling connection failed, stay in the
                                                                          // "NotConnected" state
        break;
    case ProfilingState::WaitingForAck:
        BOOST_ASSERT(m_ProfilingConnection);

        // Start the command thread
        m_CommandHandler.Start(*m_ProfilingConnection);

        // Start the send thread, while in "WaitingForAck" state it'll send out a "Stream MetaData" packet waiting for
        // a valid "Connection Acknowledged" packet confirming the connection
        m_SendThread.Start(*m_ProfilingConnection);

        // The connection acknowledged command handler will automatically transition the state to "Active" once a
        // valid "Connection Acknowledged" packet has been received

        break;
    case ProfilingState::Active:

        // The period counter capture thread is started by the Periodic Counter Selection command handler upon
        // request by an external profiling service

        break;
    default:
        throw RuntimeException(boost::str(boost::format("Unknown profiling service state: %1")
                                          % static_cast<int>(currentState)));
    }
}

WaitForPacketSent()

bool WaitForPacketSent ( ProfilingService &  instance, uint32_t  timeout = 1000  )

inlineprotected

Definition at line 244 of file ProfilingService.hpp.

References SendThread::WaitForPacketSent().

Referenced by SwapProfilingConnectionFactoryHelper::WaitForPacketsSent().

    {
        return instance.m_SendThread.WaitForPacketSent(timeout);
    }

---

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

• src/profiling/ProfilingService.hpp
• src/profiling/ProfilingService.cpp