WorkItemStatistics::WorkItemStatistics(void)
{
m_totalDeferredWorkItemsExecuted = 0;
m_totalImmediateWorkItemsExecuted = 0;
for (UIntN i = 0; i < FrameworkEvent::Max; i++)
{
m_immediateWorkItemStatistics[i].totalExecuted = 0;
m_immediateWorkItemStatistics[i].totalQueueTimeMilliseconds = 0;
m_immediateWorkItemStatistics[i].minQueueTimeMilliseconds = 0;
m_immediateWorkItemStatistics[i].maxQueueTimeMilliseconds = 0;
m_immediateWorkItemStatistics[i].totalExecutionTimeMilliseconds = 0;
m_immediateWorkItemStatistics[i].minExecutionTimeMilliseconds = 0;
m_immediateWorkItemStatistics[i].maxExecutionTimeMilliseconds = 0;
}
m_lastDptfGetStatusWorkItemCreationTime = EsifTime(0);
m_lastDptfGetStatusWorkItemExecutionStartTime = EsifTime(0);
m_lastDptfGetStatusWorkItemCompletionTime = EsifTime(0);
m_lastDptfGetStatusWorkItemExecutionTimeMilliseconds = 0;
}
DeferredWorkItem* DeferredWorkItemQueue::getFirstReadyWorkItemFromQueue(void)
{
DeferredWorkItem* firstReadyWorkItem = nullptr;
if (m_queue.empty() == false)
{
auto currentTime = EsifTime().getTimeStamp();
firstReadyWorkItem = m_queue.front();
if (firstReadyWorkItem->getDeferredProcessingTime() <= currentTime)
{
m_queue.pop_front();
}
else
{
firstReadyWorkItem = nullptr;
}
}
return firstReadyWorkItem;
}
DeferredWorkItem::DeferredWorkItem(WorkItemInterface* workItem, const TimeSpan& timeUntilExecution) :
m_workItem(workItem)
{
m_deferredProcessingTime = EsifTime() + timeUntilExecution.asMillisecondsInt();
}
void WorkItemStatistics::incrementImmediateTotals(WorkItemInterface* workItem)
{
FrameworkEvent::Type eventType = workItem->getFrameworkEventType();
if (eventType >= FrameworkEvent::Max)
{
return;
}
auto currentTime = EsifTime().getTimeStamp();
m_totalImmediateWorkItemsExecuted += 1;
m_immediateWorkItemStatistics[eventType].totalExecuted += 1;
auto queueTime = workItem->getWorkItemExecutionStartTime() - workItem->getWorkItemCreationTime();
auto executionTime = currentTime - workItem->getWorkItemExecutionStartTime();
// See if a DptfGetStatus work item executed while this work item was sitting in the queue. If so we need to
// adjust the queueTimeMilliseconds.
if ((eventType != FrameworkEvent::DptfGetStatus)
&& (m_lastDptfGetStatusWorkItemCompletionTime > workItem->getWorkItemCreationTime()))
{
if (m_lastDptfGetStatusWorkItemExecutionStartTime >= workItem->getWorkItemCreationTime())
{
// deduct all of the DptfGetStatus execution time
queueTime -= m_lastDptfGetStatusWorkItemExecutionTime;
}
else
{
// only deduct part of the DptfGetStatus execution time
auto timeToDeduct = m_lastDptfGetStatusWorkItemCompletionTime - workItem->getWorkItemCreationTime();
queueTime -= timeToDeduct;
}
}
m_immediateWorkItemStatistics[eventType].totalQueueTime += queueTime;
m_immediateWorkItemStatistics[eventType].totalExecutionTime += executionTime;
if (m_immediateWorkItemStatistics[eventType].totalExecuted == 1)
{
m_immediateWorkItemStatistics[eventType].minQueueTime = queueTime;
m_immediateWorkItemStatistics[eventType].maxQueueTime = queueTime;
m_immediateWorkItemStatistics[eventType].minExecutionTime = executionTime;
m_immediateWorkItemStatistics[eventType].maxExecutionTime = executionTime;
}
else
{
if (queueTime < m_immediateWorkItemStatistics[eventType].minQueueTime)
{
m_immediateWorkItemStatistics[eventType].minQueueTime = queueTime;
}
if (queueTime > m_immediateWorkItemStatistics[eventType].maxQueueTime)
{
m_immediateWorkItemStatistics[eventType].maxQueueTime = queueTime;
}
if (executionTime < m_immediateWorkItemStatistics[eventType].minExecutionTime)
{
m_immediateWorkItemStatistics[eventType].minExecutionTime = executionTime;
}
if (executionTime > m_immediateWorkItemStatistics[eventType].maxExecutionTime)
{
m_immediateWorkItemStatistics[eventType].maxExecutionTime = executionTime;
}
}
if (eventType == FrameworkEvent::DptfGetStatus)
{
m_lastDptfGetStatusWorkItemCreationTime = workItem->getWorkItemCreationTime();
m_lastDptfGetStatusWorkItemExecutionStartTime = workItem->getWorkItemExecutionStartTime();
m_lastDptfGetStatusWorkItemCompletionTime = currentTime;
m_lastDptfGetStatusWorkItemExecutionTime = executionTime;
}
}
DeferredWorkItem::DeferredWorkItem(WorkItemInterface* workItem, const TimeSpan& timeUntilExecution)
: m_workItem(workItem)
{
m_deferredProcessingTime = EsifTime().getTimeStamp() + timeUntilExecution;
}
