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More instrumentation for GDI allocation failures
The problem is that ::CreateDIBSection fails and we don't know why the current instrumentation tells us that everything is nice in the current process, so we are adding code to check on the child processes of the current process. Its a big crasher in dev soon to be beta so I am rushing this. TBR=brettw,jamesr,thakis BUG=341593 Review URL: https://codereview.chromium.org/159523003 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@250357 0039d316-1c4b-4281-b951-d872f2087c98
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Feb 11, 2014
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// Copyright 2014 The Chromium Authors. All rights reserved. | ||
// Use of this source code is governed by a BSD-style license that can be | ||
// found in the LICENSE file. | ||
#include "base/debug/gdi_debug_util_win.h" | ||
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#include <cmath> | ||
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#include <psapi.h> | ||
#include <TlHelp32.h> | ||
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#include "base/debug/alias.h" | ||
#include "base/logging.h" | ||
#include "base/win/scoped_handle.h" | ||
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namespace { | ||
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void CollectChildGDIUsageAndDie(DWORD parent_pid) { | ||
HANDLE snapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0) ; | ||
if(snapshot == INVALID_HANDLE_VALUE) | ||
CHECK(false); | ||
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int child_count = 0; | ||
base::debug::Alias(&child_count); | ||
int peak_gdi_count = 0; | ||
base::debug::Alias(&peak_gdi_count); | ||
int sum_gdi_count = 0; | ||
base::debug::Alias(&sum_gdi_count); | ||
int sum_user_count = 0; | ||
base::debug::Alias(&sum_user_count); | ||
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PROCESSENTRY32 proc_entry = {0}; | ||
proc_entry.dwSize = sizeof(PROCESSENTRY32) ; | ||
if(!Process32First(snapshot, &proc_entry)) | ||
CHECK(false); | ||
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do { | ||
if (parent_pid != proc_entry.th32ParentProcessID) | ||
continue; | ||
// Got a child process. Compute GDI usage. | ||
base::win::ScopedHandle process( | ||
::OpenProcess(PROCESS_QUERY_INFORMATION, | ||
FALSE, | ||
proc_entry.th32ParentProcessID)); | ||
if (!process) | ||
continue; | ||
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int num_gdi_handles = ::GetGuiResources(process.Get(), GR_GDIOBJECTS); | ||
int num_user_handles = ::GetGuiResources(process.Get(), GR_USEROBJECTS); | ||
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// Compute sum and peak counts. | ||
++child_count; | ||
sum_user_count += num_user_handles; | ||
sum_gdi_count += num_gdi_handles; | ||
if (peak_gdi_count < num_gdi_handles) | ||
peak_gdi_count = num_gdi_handles; | ||
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} while(Process32Next(snapshot, &proc_entry)); | ||
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::CloseHandle(snapshot) ; | ||
CHECK(false); | ||
} | ||
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} // namespace | ||
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namespace base { | ||
namespace debug { | ||
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void GDIBitmapAllocFailure(BITMAPINFOHEADER* header, HANDLE shared_section) { | ||
// Make sure parameters are saved in the minidump. | ||
DWORD last_error = ::GetLastError(); | ||
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LONG width = header->biWidth; | ||
LONG heigth = header->biHeight; | ||
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base::debug::Alias(&last_error); | ||
base::debug::Alias(&width); | ||
base::debug::Alias(&heigth); | ||
base::debug::Alias(&shared_section); | ||
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int num_user_handles = GetGuiResources(GetCurrentProcess(), | ||
GR_USEROBJECTS); | ||
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int num_gdi_handles = GetGuiResources(GetCurrentProcess(), | ||
GR_GDIOBJECTS); | ||
if (num_gdi_handles == 0) { | ||
DWORD get_gui_resources_error = GetLastError(); | ||
base::debug::Alias(&get_gui_resources_error); | ||
CHECK(false); | ||
} | ||
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base::debug::Alias(&num_gdi_handles); | ||
base::debug::Alias(&num_user_handles); | ||
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const DWORD kLotsOfHandles = 9990; | ||
if (num_gdi_handles > kLotsOfHandles) | ||
CHECK(false); | ||
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PROCESS_MEMORY_COUNTERS_EX pmc; | ||
pmc.cb = sizeof(pmc); | ||
if (!GetProcessMemoryInfo(GetCurrentProcess(), | ||
reinterpret_cast<PROCESS_MEMORY_COUNTERS*>(&pmc), | ||
sizeof(pmc))) { | ||
CHECK(false); | ||
} | ||
const size_t kLotsOfMemory = 1500 * 1024 * 1024; // 1.5GB | ||
if (pmc.PagefileUsage > kLotsOfMemory) | ||
CHECK(false); | ||
if (pmc.PrivateUsage > kLotsOfMemory) | ||
CHECK(false); | ||
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void* small_data = NULL; | ||
base::debug::Alias(&small_data); | ||
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if (std::abs(heigth) * width > 100) { | ||
// Huh, that's weird. We don't have crazy handle count, we don't have | ||
// ridiculous memory usage. Try to allocate a small bitmap and see if that | ||
// fails too. | ||
header->biWidth = 5; | ||
header->biHeight = -5; | ||
HBITMAP small_bitmap = CreateDIBSection( | ||
NULL, reinterpret_cast<BITMAPINFO*>(&header), | ||
0, &small_data, shared_section, 0); | ||
} | ||
// Maybe the child processes are the ones leaking GDI or USER resouces. | ||
CollectChildGDIUsageAndDie(::GetCurrentProcessId()); | ||
} | ||
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} // namespace debug | ||
} // namespace base |
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// Copyright 2014 The Chromium Authors. All rights reserved. | ||
// Use of this source code is governed by a BSD-style license that can be | ||
// found in the LICENSE file. | ||
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#ifndef BASE_DEBUG_GDI_DEBUG_UTIL_WIN_H_ | ||
#define BASE_DEBUG_GDI_DEBUG_UTIL_WIN_H_ | ||
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#include <windows.h> | ||
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#include "base/base_export.h" | ||
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namespace base { | ||
namespace debug { | ||
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// Crashes the process leaving valuable information on the dump via | ||
// debug::alias so we can find what is causing the allocation failures. | ||
void BASE_EXPORT GDIBitmapAllocFailure(BITMAPINFOHEADER* header, | ||
HANDLE shared_section); | ||
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} // namespace debug | ||
} // namespace base | ||
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#endif // BASE_DEBUG_GDI_DEBUG_UTIL_WIN_H_ |
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