genesis-3d_engine/Engine/foundation/memory/debug/memorypagehandler.cc

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/****************************************************************************
Copyright (c) 2007, Radon Labs GmbH
Copyright (c) 2011-2013,WebJet Business Division,CYOU
http://www.genesis-3d.com.cn
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#include "stdneb.h"
#include "memory/debug/memorypagehandler.h"
#include "memory/heap.h"
#include "http/html/htmlpagewriter.h"
#include "memory/poolarrayallocator.h"
namespace Debug
{
__ImplementClass(Debug::MemoryPageHandler, 'MPGH', Http::HttpRequestHandler);
using namespace IO;
using namespace Http;
using namespace Util;
using namespace Memory;
//------------------------------------------------------------------------------
/**
*/
MemoryPageHandler::MemoryPageHandler()
{
this->SetName("Memory");
this->SetDesc("show memory debug information");
this->SetRootLocation("memory");
}
//------------------------------------------------------------------------------
/**
*/
void
MemoryPageHandler::HandleRequest(const GPtr<HttpRequest>& request)
{
n_assert(HttpMethod::Get == request->GetMethod());
// configure a HTML page writer
GPtr<HtmlPageWriter> htmlWriter = HtmlPageWriter::Create();
htmlWriter->SetStream(request->GetResponseContentStream());
htmlWriter->SetTitle("Genesis Memory Info");
if (htmlWriter->Open())
{
htmlWriter->Element(HtmlElement::Heading1, "Memory");
htmlWriter->AddAttr("href", "/index.html");
htmlWriter->Element(HtmlElement::Anchor, "Home");
htmlWriter->LineBreak();
htmlWriter->LineBreak();
// if not compiled with NEBULA3_MEMORY_STATS, display a message
#if (NEBULA3_MEMORY_STATS == 0)
htmlWriter->Text("Memory stats not available because NEBULA3_MEMORY_STATS was not defined "
"when application was compiled. Go to /foundation/core/config.h, change "
"NEBULA3_MEMORY_STATS to (1) and recompile the application!");
#else
htmlWriter->Text("This includes all allocations that go through the Memory subsystem "
"functions (this includes the creation of all Nebula objects). Other memory "
"allocations such as DirectX resources are NOT included!");
htmlWriter->LineBreak();
htmlWriter->LineBreak();
// display overall stats
Array<Heap::Stats> heapStats = Heap::GetAllHeapStats();
int heapAllocCount = 0;
int heapAllocSize = 0;
IndexT i;
for (i = 0; i < heapStats.Size(); i++)
{
heapAllocCount += heapStats[i].allocCount;
heapAllocSize += heapStats[i].allocSize;
};
htmlWriter->Element(HtmlElement::Heading3, "Genesis Overall Stats");
htmlWriter->Begin(HtmlElement::Table);
htmlWriter->Begin(HtmlElement::TableRow);
htmlWriter->Element(HtmlElement::TableData, "Genesis Global Heaps Alloc Count: ");
htmlWriter->Element(HtmlElement::TableData, String::FromInt(Memory::TotalAllocCount));
htmlWriter->End(HtmlElement::TableRow);
htmlWriter->Begin(HtmlElement::TableRow);
htmlWriter->Element(HtmlElement::TableData, "Genesis Global Heaps Alloc Size: ");
htmlWriter->Element(HtmlElement::TableData, String::FromInt(Memory::TotalAllocSize) + " bytes");
htmlWriter->End(HtmlElement::TableRow);
htmlWriter->Begin(HtmlElement::TableRow);
htmlWriter->Element(HtmlElement::TableData, "Genesis Local Heaps Alloc Count: ");
htmlWriter->Element(HtmlElement::TableData, String::FromInt(heapAllocCount));
htmlWriter->End(HtmlElement::TableRow);
htmlWriter->Begin(HtmlElement::TableRow);
htmlWriter->Element(HtmlElement::TableData, "Genesis Local Heaps Alloc Size: ");
htmlWriter->Element(HtmlElement::TableData, String::FromInt(heapAllocSize) + " bytes");
htmlWriter->End(HtmlElement::TableRow);
htmlWriter->Begin(HtmlElement::TableRow);
htmlWriter->Element(HtmlElement::TableData, "Genesis Overall Alloc Count: ");
htmlWriter->Element(HtmlElement::TableData, String::FromInt(heapAllocCount + Memory::TotalAllocCount));
htmlWriter->End(HtmlElement::TableRow);
htmlWriter->Begin(HtmlElement::TableRow);
htmlWriter->Element(HtmlElement::TableData, "Genesis Overall Alloc Size: ");
htmlWriter->Element(HtmlElement::TableData, String::FromInt(heapAllocSize + Memory::TotalAllocSize) + " bytes");
htmlWriter->End(HtmlElement::TableRow);
htmlWriter->End(HtmlElement::Table);
// lowlevel system stats
Memory::TotalMemoryStatus globalStats = Memory::GetTotalMemoryStatus();
const int mega = 1024 * 1024;
htmlWriter->Element(HtmlElement::Heading3, "System Memory Stats");
htmlWriter->Begin(HtmlElement::Table);
htmlWriter->Begin(HtmlElement::TableRow);
htmlWriter->Element(HtmlElement::TableData, "Total Physical Memory:");
htmlWriter->Element(HtmlElement::TableData, String::FromInt(globalStats.totalPhysical / mega) + String(" MB"));
htmlWriter->End(HtmlElement::TableRow);
htmlWriter->Begin(HtmlElement::TableRow);
htmlWriter->Element(HtmlElement::TableData, "Available Physical Memory:");
htmlWriter->Element(HtmlElement::TableData, String::FromInt(globalStats.availPhysical / mega) + String(" MB"));
htmlWriter->End(HtmlElement::TableRow);
htmlWriter->Begin(HtmlElement::TableRow);
htmlWriter->Element(HtmlElement::TableData, "Total Virtual Memory:");
htmlWriter->Element(HtmlElement::TableData, String::FromInt(globalStats.totalVirtual / mega) + String(" MB"));
htmlWriter->End(HtmlElement::TableRow);
htmlWriter->Begin(HtmlElement::TableRow);
htmlWriter->Element(HtmlElement::TableData, "Available Virtual Memory:");
htmlWriter->Element(HtmlElement::TableData, String::FromInt(globalStats.availVirtual / mega) + String(" MB"));
htmlWriter->End(HtmlElement::TableRow);
htmlWriter->End(HtmlElement::Table);
// display global heaps info
htmlWriter->Element(HtmlElement::Heading3, "Global Heap Stats");
htmlWriter->AddAttr("border", "1");
htmlWriter->AddAttr("rules", "cols");
htmlWriter->Begin(HtmlElement::Table);
htmlWriter->AddAttr("bgcolor", "lightsteelblue");
htmlWriter->Begin(HtmlElement::TableRow);
htmlWriter->Element(HtmlElement::TableHeader, "Heap Name");
htmlWriter->Element(HtmlElement::TableHeader, "Alloc Count");
htmlWriter->Element(HtmlElement::TableHeader, "Alloc Size");
htmlWriter->End(HtmlElement::TableRow);
for (i = 0; i < Memory::NumHeapTypes; i++)
{
htmlWriter->Begin(HtmlElement::TableRow);
htmlWriter->Element(HtmlElement::TableData, Memory::GetHeapTypeName((Memory::HeapType)i));
htmlWriter->Element(HtmlElement::TableData, String::FromInt(Memory::HeapTypeAllocCount[i]));
htmlWriter->Element(HtmlElement::TableData, String::FromInt(Memory::HeapTypeAllocSize[i]));
htmlWriter->End(HtmlElement::TableRow);
}
htmlWriter->End(HtmlElement::Table);
// display local heaps info
htmlWriter->Element(HtmlElement::Heading3, "Local Heap Stats");
htmlWriter->AddAttr("border", "1");
htmlWriter->AddAttr("rules", "cols");
htmlWriter->Begin(HtmlElement::Table);
htmlWriter->AddAttr("bgcolor", "lightsteelblue");
htmlWriter->Begin(HtmlElement::TableRow);
htmlWriter->Element(HtmlElement::TableHeader, "Heap Name");
htmlWriter->Element(HtmlElement::TableHeader, "Alloc Count");
htmlWriter->Element(HtmlElement::TableHeader, "Alloc Size");
htmlWriter->End(HtmlElement::TableRow);
for (i = 0; i < heapStats.Size(); i++)
{
htmlWriter->Begin(HtmlElement::TableRow);
htmlWriter->Element(HtmlElement::TableData, heapStats[i].name);
htmlWriter->Element(HtmlElement::TableData, String::FromInt(heapStats[i].allocCount));
htmlWriter->Element(HtmlElement::TableData, String::FromInt(heapStats[i].allocSize));
htmlWriter->End(HtmlElement::TableRow);
}
htmlWriter->End(HtmlElement::Table);
// dump RefCounted pool allocator stats
#if NEBULA3_OBJECTS_USE_MEMORYPOOL
htmlWriter->Element(HtmlElement::Heading3, "Object PoolArrayAllocator Stats");
htmlWriter->AddAttr("border", "1");
htmlWriter->AddAttr("rules", "cols");
htmlWriter->Begin(HtmlElement::Table);
htmlWriter->AddAttr("bgcolor", "lightsteelblue");
htmlWriter->Begin(HtmlElement::TableRow);
htmlWriter->Element(HtmlElement::TableHeader, " Block Size ");
htmlWriter->Element(HtmlElement::TableHeader, " Max Blocks ");
htmlWriter->Element(HtmlElement::TableHeader, " Num Blocks ");
htmlWriter->Element(HtmlElement::TableHeader, " Percent Full ");
htmlWriter->End(HtmlElement::TableRow);
for (i = 0; i < PoolArrayAllocator::NumPools; i++)
{
const MemoryPool& pool = ObjectPoolAllocator->GetMemoryPool(i);
uint blockSize = pool.GetBlockSize();
uint numBlocks = pool.GetNumBlocks();
uint allocCount = pool.GetAllocCount();
uint percent = (allocCount * 100) / numBlocks;
if (percent < 50)
{
// orange if too few allocations
htmlWriter->AddAttr("bgcolor", "orange");
}
else if (percent < 75)
{
// green if just right
htmlWriter->AddAttr("bgcolor", "green");
}
else
{
// red if almost full
htmlWriter->AddAttr("bgcolor", "red");
}
htmlWriter->Begin(HtmlElement::TableRow);
htmlWriter->Element(HtmlElement::TableData, String::FromInt(blockSize));
htmlWriter->Element(HtmlElement::TableData, String::FromInt(numBlocks));
htmlWriter->Element(HtmlElement::TableData, String::FromInt(allocCount));
String percentStr;
percentStr.Format("%d %%", percent);
htmlWriter->Element(HtmlElement::TableData, String::FromInt(percent));
htmlWriter->End(HtmlElement::TableRow);
}
htmlWriter->End(HtmlElement::Table);
#endif // NEBULA3_OBJECTS_USE_MEMORYPOOL
#endif // NEBULA3_MEMORY_STATS
htmlWriter->Close();
request->SetStatus(HttpStatus::OK);
}
else
{
request->SetStatus(HttpStatus::InternalServerError);
}
}
} // namespace Debug