void Dispatcher::dispatchRequest( unsigned int uCommand,PushFramework::LogicalConnection* pClient,IncomingPacket& packet,unsigned int serviceBytes )
{
//StopWatch dispatchWatch(m_QPFrequency);
serviceMapT::iterator it = serviceMap.find(uCommand);
if (it == serviceMap.end())
return;
//
Service* pHandler = it->second->pService;
//wcout << L"Locating Service : " << dispatchWatch.GetElapsedTime(false) << std::endl;
//Mark dispatched service :
setCurrentService(it->second->serviceName);
StopWatch watch;
pHandler->handle(pClient, &packet);
double duration = watch.GetElapsedTime();
/* wcout << L"Service Time : " << watch.GetElapsedTime() << std::endl;
*/
//StopWatch statsClock(m_QPFrequency);
stats.addToDistribution(ServerStats::PerformanceProcessingTimePerService, it->second->serviceName, duration);
//wcout << L"Stat 1 : " << statsClock.GetElapsedTime(false) << std::endl;
stats.addToDuration(ServerStats::PerformanceProcessingTime, duration);
//wcout << L"Stat 2 : " << statsClock.GetElapsedTime(false) << std::endl;
UnsetCurrentService();
//Stats. :
stats.addToDistribution(ServerStats::BandwidthInboundVolPerRequest, it->second->serviceName, serviceBytes);
//wcout << L"Stat 3 : " << statsClock.GetElapsedTime(false) << std::endl;
stats.addToDistribution(ServerStats::PerformanceRequestVolPerRequest, it->second->serviceName, 1);
//wcout << L"Stat 4 : " << statsClock.GetElapsedTime(false) << std::endl;
//wcout << L"Dispatch Time : " << dispatchWatch.GetElapsedTime() << std::endl;
}
void clppSort_RadixSort::sort()
{
// Satish et al. empirically set b = 4. The size of a work-group is in hundreds of
// work-items, depending on the concrete device and each work-item processes more than one
// stream element, usually 4, in order to hide latencies.
StopWatch sw;
cl_int clStatus;
unsigned int numBlocks = roundUpDiv(_datasetSize, _workgroupSize * 4);
unsigned int Ndiv4 = roundUpDiv(_datasetSize, 4);
size_t global[1] = {toMultipleOf(Ndiv4, _workgroupSize)};
size_t local[1] = {_workgroupSize};
cl_mem* dataA = &_clBuffer_dataSet;
cl_mem* dataB = &_clBuffer_dataSetOut;
for(unsigned int bitOffset = 0; bitOffset < _bits; bitOffset += 4)
{
// 1) Each workgroup sorts its tile by using local memory
// 2) Create an histogram of d=2^b digits entries
#ifdef BENCHMARK
sw.StartTimer();
#endif
radixLocal(global, local, dataA, bitOffset);
#ifdef BENCHMARK
sw.StopTimer();
cout << "Local sort " << sw.GetElapsedTime() << endl;
sw.StartTimer();
#endif
localHistogram(global, local, dataA, &_clBuffer_radixHist1, &_clBuffer_radixHist2, bitOffset);
#ifdef BENCHMARK
sw.StopTimer();
cout << "Local histogram " << sw.GetElapsedTime() << endl;
//**********
//clEnqueueReadBuffer(_context->clQueue, dataA, CL_TRUE, 0, sizeof(int) * _datasetSize, _dataSetOut, 0, NULL, NULL);
//**********
// 3) Scan the p*2^b = p*(16) entry histogram table. Stored in column-major order, computes global digit offsets.
sw.StartTimer();
#endif
_scan->pushCLDatas(_clBuffer_radixHist1, 16 * numBlocks);
_scan->scan();
#ifdef BENCHMARK
_scan->waitCompletion();
sw.StopTimer();
cout << "Global scan " << sw.GetElapsedTime() << endl;
// 4) Prefix sum results are used to scatter each work-group's elements to their correct position.
sw.StartTimer();
#endif
radixPermute(global, local, dataA, dataB, &_clBuffer_radixHist1, &_clBuffer_radixHist2, bitOffset, numBlocks);
#ifdef BENCHMARK
sw.StopTimer();
cout << "Global reorder " << sw.GetElapsedTime() << endl;
#endif
std::swap(dataA, dataB);
}
}
