mirror of
https://github.com/reactos/reactos.git
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865 lines
20 KiB
C++
865 lines
20 KiB
C++
/*
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* ReactOS Task Manager
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*
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* perfdata.cpp
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*
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* Copyright (C) 1999 - 2001 Brian Palmer <brianp@reactos.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "stdafx.h"
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#include "TASKMGR.h"
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#include "perfdata.h"
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PROCNTQSI NtQuerySystemInformation = NULL;
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PROCGGR GetGuiResources = NULL;
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PROCGPIC GetProcessIoCounters = NULL;
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CRITICAL_SECTION PerfDataCriticalSection;
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PPERFDATA pPerfDataOld = NULL; // Older perf data (saved to establish delta values)
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PPERFDATA pPerfData = NULL; // Most recent copy of perf data
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ULONG ProcessCountOld = 0;
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ULONG ProcessCount = 0;
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double dbIdleTime;
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double dbKernelTime;
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double dbSystemTime;
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LARGE_INTEGER liOldIdleTime = {0,0};
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double OldKernelTime = 0;
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LARGE_INTEGER liOldSystemTime = {0,0};
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SYSTEM_PERFORMANCE_INFORMATION SystemPerfInfo;
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SYSTEM_BASIC_INFORMATION SystemBasicInfo;
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SYSTEM_CACHE_INFORMATION SystemCacheInfo;
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SYSTEM_HANDLE_INFORMATION SystemHandleInfo;
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PSYSTEM_PROCESSORTIME_INFO SystemProcessorTimeInfo = NULL;
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BOOL PerfDataInitialize(void)
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{
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LONG status;
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NtQuerySystemInformation = (PROCNTQSI)GetProcAddress(GetModuleHandle("ntdll.dll"), "NtQuerySystemInformation");
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GetGuiResources = (PROCGGR)GetProcAddress(GetModuleHandle("user32.dll"), "GetGuiResources");
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GetProcessIoCounters = (PROCGPIC)GetProcAddress(GetModuleHandle("kernel32.dll"), "GetProcessIoCounters");
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InitializeCriticalSection(&PerfDataCriticalSection);
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if (!NtQuerySystemInformation)
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return FALSE;
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//
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// Get number of processors in the system
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//
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status = NtQuerySystemInformation(SystemBasicInformation, &SystemBasicInfo, sizeof(SystemBasicInfo), NULL);
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if (status != NO_ERROR)
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return FALSE;
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return TRUE;
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}
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void PerfDataUninitialize(void)
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{
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NtQuerySystemInformation = NULL;
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DeleteCriticalSection(&PerfDataCriticalSection);
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}
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void PerfDataRefresh(void)
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{
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ULONG ulSize;
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LONG status;
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LPBYTE pBuffer;
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ULONG BufferSize;
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PSYSTEM_PROCESS_INFORMATION pSPI;
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PPERFDATA pPDOld;
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ULONG Idx, Idx2;
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HANDLE hProcess;
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HANDLE hProcessToken;
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TCHAR szTemp[MAX_PATH];
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DWORD dwSize;
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SYSTEM_PERFORMANCE_INFORMATION SysPerfInfo;
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SYSTEM_TIME_INFORMATION SysTimeInfo;
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SYSTEM_CACHE_INFORMATION SysCacheInfo;
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LPBYTE SysHandleInfoData;
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PSYSTEM_PROCESSORTIME_INFO SysProcessorTimeInfo;
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double CurrentKernelTime;
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if (!NtQuerySystemInformation)
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return;
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// Get new system time
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status = NtQuerySystemInformation(SystemTimeInformation, &SysTimeInfo, sizeof(SysTimeInfo), 0);
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if (status != NO_ERROR)
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return;
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// Get new CPU's idle time
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status = NtQuerySystemInformation(SystemPerformanceInformation, &SysPerfInfo, sizeof(SysPerfInfo), NULL);
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if (status != NO_ERROR)
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return;
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// Get system cache information
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status = NtQuerySystemInformation(SystemCacheInformation, &SysCacheInfo, sizeof(SysCacheInfo), NULL);
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if (status != NO_ERROR)
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return;
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// Get processor time information
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SysProcessorTimeInfo = new SYSTEM_PROCESSORTIME_INFO[SystemBasicInfo.bKeNumberProcessors];
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status = NtQuerySystemInformation(SystemProcessorTimeInformation, SysProcessorTimeInfo, sizeof(SYSTEM_PROCESSORTIME_INFO) * SystemBasicInfo.bKeNumberProcessors, &ulSize);
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if (status != NO_ERROR)
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return;
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// Get handle information
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// We don't know how much data there is so just keep
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// increasing the buffer size until the call succeeds
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BufferSize = 0;
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do
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{
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BufferSize += 0x10000;
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SysHandleInfoData = new BYTE[BufferSize];
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status = NtQuerySystemInformation(SystemHandleInformation, SysHandleInfoData, BufferSize, &ulSize);
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if (status == 0xC0000004 /*STATUS_INFO_LENGTH_MISMATCH*/)
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delete[] SysHandleInfoData;
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} while (status == 0xC0000004 /*STATUS_INFO_LENGTH_MISMATCH*/);
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// Get process information
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// We don't know how much data there is so just keep
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// increasing the buffer size until the call succeeds
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BufferSize = 0;
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do
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{
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BufferSize += 0x10000;
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pBuffer = new BYTE[BufferSize];
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status = NtQuerySystemInformation(SystemProcessInformation, pBuffer, BufferSize, &ulSize);
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if (status == 0xC0000004 /*STATUS_INFO_LENGTH_MISMATCH*/)
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delete[] pBuffer;
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} while (status == 0xC0000004 /*STATUS_INFO_LENGTH_MISMATCH*/);
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EnterCriticalSection(&PerfDataCriticalSection);
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//
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// Save system performance info
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//
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memcpy(&SystemPerfInfo, &SysPerfInfo, sizeof(SYSTEM_PERFORMANCE_INFORMATION));
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//
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// Save system cache info
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//
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memcpy(&SystemCacheInfo, &SysCacheInfo, sizeof(SYSTEM_CACHE_INFORMATION));
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//
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// Save system processor time info
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//
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if (SystemProcessorTimeInfo)
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{
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delete[] SystemProcessorTimeInfo;
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}
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SystemProcessorTimeInfo = SysProcessorTimeInfo;
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//
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// Save system handle info
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//
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memcpy(&SystemHandleInfo, SysHandleInfoData, sizeof(SYSTEM_HANDLE_INFORMATION));
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delete[] SysHandleInfoData;
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for (CurrentKernelTime=0, Idx=0; Idx<SystemBasicInfo.bKeNumberProcessors; Idx++)
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{
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CurrentKernelTime += Li2Double(SystemProcessorTimeInfo[Idx].KernelTime);
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CurrentKernelTime += Li2Double(SystemProcessorTimeInfo[Idx].DpcTime);
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CurrentKernelTime += Li2Double(SystemProcessorTimeInfo[Idx].InterruptTime);
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}
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// If it's a first call - skip idle time calcs
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if (liOldIdleTime.QuadPart != 0)
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{
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// CurrentValue = NewValue - OldValue
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dbIdleTime = Li2Double(SysPerfInfo.liIdleTime) - Li2Double(liOldIdleTime);
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dbKernelTime = CurrentKernelTime - OldKernelTime;
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dbSystemTime = Li2Double(SysTimeInfo.liKeSystemTime) - Li2Double(liOldSystemTime);
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// CurrentCpuIdle = IdleTime / SystemTime
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dbIdleTime = dbIdleTime / dbSystemTime;
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dbKernelTime = dbKernelTime / dbSystemTime;
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// CurrentCpuUsage% = 100 - (CurrentCpuIdle * 100) / NumberOfProcessors
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dbIdleTime = 100.0 - dbIdleTime * 100.0 / (double)SystemBasicInfo.bKeNumberProcessors;// + 0.5;
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dbKernelTime = 100.0 - dbKernelTime * 100.0 / (double)SystemBasicInfo.bKeNumberProcessors;// + 0.5;
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}
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// Store new CPU's idle and system time
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liOldIdleTime = SysPerfInfo.liIdleTime;
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liOldSystemTime = SysTimeInfo.liKeSystemTime;
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OldKernelTime = CurrentKernelTime;
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// Determine the process count
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// We loop through the data we got from NtQuerySystemInformation
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// and count how many structures there are (until RelativeOffset is 0)
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ProcessCountOld = ProcessCount;
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ProcessCount = 0;
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pSPI = (PSYSTEM_PROCESS_INFORMATION)pBuffer;
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while (pSPI)
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{
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ProcessCount++;
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if (pSPI->RelativeOffset == 0)
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break;
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pSPI = (PSYSTEM_PROCESS_INFORMATION)((LPBYTE)pSPI + pSPI->RelativeOffset);
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}
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// Now alloc a new PERFDATA array and fill in the data
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if (pPerfDataOld)
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delete[] pPerfDataOld;
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pPerfDataOld = pPerfData;
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pPerfData = new PERFDATA[ProcessCount];
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pSPI = (PSYSTEM_PROCESS_INFORMATION)pBuffer;
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for (Idx=0; Idx<ProcessCount; Idx++)
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{
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// Get the old perf data for this process (if any)
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// so that we can establish delta values
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pPDOld = NULL;
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for (Idx2=0; Idx2<ProcessCountOld; Idx2++)
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{
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if (pPerfDataOld[Idx2].ProcessId == pSPI->ProcessId)
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{
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pPDOld = &pPerfDataOld[Idx2];
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break;
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}
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}
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// Clear out process perf data structure
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memset(&pPerfData[Idx], 0, sizeof(PERFDATA));
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if (pSPI->Name.Buffer)
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wcscpy(pPerfData[Idx].ImageName, pSPI->Name.Buffer);
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else
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wcscpy(pPerfData[Idx].ImageName, L"System Idle Process");
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pPerfData[Idx].ProcessId = pSPI->ProcessId;
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if (pPDOld)
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{
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double CurTime = Li2Double(pSPI->KernelTime) + Li2Double(pSPI->UserTime);
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double OldTime = Li2Double(pPDOld->KernelTime) + Li2Double(pPDOld->UserTime);
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double CpuTime = (CurTime - OldTime) / dbSystemTime;
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CpuTime = CpuTime * 100.0 / (double)SystemBasicInfo.bKeNumberProcessors;// + 0.5;
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pPerfData[Idx].CPUUsage = (ULONG)CpuTime;
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}
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pPerfData[Idx].CPUTime.QuadPart = pSPI->UserTime.QuadPart + pSPI->KernelTime.QuadPart;
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pPerfData[Idx].WorkingSetSizeBytes = pSPI->TotalWorkingSetSizeBytes;
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pPerfData[Idx].PeakWorkingSetSizeBytes = pSPI->PeakWorkingSetSizeBytes;
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if (pPDOld)
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pPerfData[Idx].WorkingSetSizeDelta = labs((LONG)pSPI->TotalWorkingSetSizeBytes - (LONG)pPDOld->WorkingSetSizeBytes);
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else
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pPerfData[Idx].WorkingSetSizeDelta = 0;
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pPerfData[Idx].PageFaultCount = pSPI->PageFaultCount;
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if (pPDOld)
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pPerfData[Idx].PageFaultCountDelta = labs((LONG)pSPI->PageFaultCount - (LONG)pPDOld->PageFaultCount);
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else
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pPerfData[Idx].PageFaultCountDelta = 0;
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pPerfData[Idx].VirtualMemorySizeBytes = pSPI->TotalVirtualSizeBytes;
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pPerfData[Idx].PagedPoolUsagePages = pSPI->TotalPagedPoolUsagePages;
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pPerfData[Idx].NonPagedPoolUsagePages = pSPI->TotalNonPagedPoolUsagePages;
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pPerfData[Idx].BasePriority = pSPI->BasePriority;
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pPerfData[Idx].HandleCount = pSPI->HandleCount;
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pPerfData[Idx].ThreadCount = pSPI->ThreadCount;
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pPerfData[Idx].SessionId = pSPI->SessionId;
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hProcess = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, pSPI->ProcessId);
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if (hProcess)
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{
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if (OpenProcessToken(hProcess, TOKEN_QUERY|TOKEN_DUPLICATE|TOKEN_IMPERSONATE, &hProcessToken))
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{
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ImpersonateLoggedOnUser(hProcessToken);
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memset(szTemp, 0, sizeof(TCHAR[MAX_PATH]));
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dwSize = MAX_PATH;
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GetUserName(szTemp, &dwSize);
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MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, szTemp, -1, pPerfData[Idx].UserName, MAX_PATH);
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RevertToSelf();
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CloseHandle(hProcessToken);
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}
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if (GetGuiResources)
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{
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pPerfData[Idx].USERObjectCount = GetGuiResources(hProcess, GR_USEROBJECTS);
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pPerfData[Idx].GDIObjectCount = GetGuiResources(hProcess, GR_GDIOBJECTS);
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}
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if (GetProcessIoCounters)
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GetProcessIoCounters(hProcess, &pPerfData[Idx].IOCounters);
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CloseHandle(hProcess);
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}
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pPerfData[Idx].UserTime.QuadPart = pSPI->UserTime.QuadPart;
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pPerfData[Idx].KernelTime.QuadPart = pSPI->KernelTime.QuadPart;
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pSPI = (PSYSTEM_PROCESS_INFORMATION)((LPBYTE)pSPI + pSPI->RelativeOffset);
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}
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delete[] pBuffer;
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LeaveCriticalSection(&PerfDataCriticalSection);
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}
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ULONG PerfDataGetProcessCount(void)
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{
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return ProcessCount;
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}
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ULONG PerfDataGetProcessorUsage(void)
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{
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return (ULONG)dbIdleTime;
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}
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ULONG PerfDataGetProcessorSystemUsage(void)
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{
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return (ULONG)dbKernelTime;
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}
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BOOL PerfDataGetImageName(ULONG Index, LPTSTR lpImageName, int nMaxCount)
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{
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BOOL bSuccessful;
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EnterCriticalSection(&PerfDataCriticalSection);
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if (Index < ProcessCount)
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{
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#ifdef _UNICODE
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wcsncpy(lpImageName, pPerfData[Index].ImageName, nMaxCount);
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#else
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WideCharToMultiByte(CP_ACP, 0, pPerfData[Index].ImageName, -1, lpImageName, nMaxCount, NULL, NULL);
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#endif
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bSuccessful = TRUE;
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}
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else
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bSuccessful = FALSE;
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LeaveCriticalSection(&PerfDataCriticalSection);
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return bSuccessful;
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}
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ULONG PerfDataGetProcessId(ULONG Index)
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{
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ULONG ProcessId;
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EnterCriticalSection(&PerfDataCriticalSection);
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if (Index < ProcessCount)
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ProcessId = pPerfData[Index].ProcessId;
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else
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ProcessId = 0;
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LeaveCriticalSection(&PerfDataCriticalSection);
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return ProcessId;
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}
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BOOL PerfDataGetUserName(ULONG Index, LPTSTR lpUserName, int nMaxCount)
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{
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BOOL bSuccessful;
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EnterCriticalSection(&PerfDataCriticalSection);
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if (Index < ProcessCount)
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{
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#ifdef _UNICODE
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wcsncpy(lpUserName, pPerfData[Index].UserName, nMaxCount);
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#else
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WideCharToMultiByte(CP_ACP, 0, pPerfData[Index].UserName, -1, lpUserName, nMaxCount, NULL, NULL);
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#endif
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bSuccessful = TRUE;
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}
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else
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bSuccessful = FALSE;
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LeaveCriticalSection(&PerfDataCriticalSection);
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return bSuccessful;
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}
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ULONG PerfDataGetSessionId(ULONG Index)
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{
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ULONG SessionId;
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EnterCriticalSection(&PerfDataCriticalSection);
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if (Index < ProcessCount)
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SessionId = pPerfData[Index].SessionId;
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else
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SessionId = 0;
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LeaveCriticalSection(&PerfDataCriticalSection);
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return SessionId;
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}
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ULONG PerfDataGetCPUUsage(ULONG Index)
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{
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ULONG CpuUsage;
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EnterCriticalSection(&PerfDataCriticalSection);
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if (Index < ProcessCount)
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CpuUsage = pPerfData[Index].CPUUsage;
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else
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CpuUsage = 0;
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LeaveCriticalSection(&PerfDataCriticalSection);
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return CpuUsage;
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}
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TIME PerfDataGetCPUTime(ULONG Index)
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{
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TIME CpuTime = {0,0};
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EnterCriticalSection(&PerfDataCriticalSection);
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if (Index < ProcessCount)
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CpuTime = pPerfData[Index].CPUTime;
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LeaveCriticalSection(&PerfDataCriticalSection);
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return CpuTime;
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}
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ULONG PerfDataGetWorkingSetSizeBytes(ULONG Index)
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{
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ULONG WorkingSetSizeBytes;
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EnterCriticalSection(&PerfDataCriticalSection);
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if (Index < ProcessCount)
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WorkingSetSizeBytes = pPerfData[Index].WorkingSetSizeBytes;
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else
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WorkingSetSizeBytes = 0;
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LeaveCriticalSection(&PerfDataCriticalSection);
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return WorkingSetSizeBytes;
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}
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ULONG PerfDataGetPeakWorkingSetSizeBytes(ULONG Index)
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{
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ULONG PeakWorkingSetSizeBytes;
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EnterCriticalSection(&PerfDataCriticalSection);
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if (Index < ProcessCount)
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PeakWorkingSetSizeBytes = pPerfData[Index].PeakWorkingSetSizeBytes;
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else
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PeakWorkingSetSizeBytes = 0;
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LeaveCriticalSection(&PerfDataCriticalSection);
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return PeakWorkingSetSizeBytes;
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}
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ULONG PerfDataGetWorkingSetSizeDelta(ULONG Index)
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{
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ULONG WorkingSetSizeDelta;
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EnterCriticalSection(&PerfDataCriticalSection);
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if (Index < ProcessCount)
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WorkingSetSizeDelta = pPerfData[Index].WorkingSetSizeDelta;
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else
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WorkingSetSizeDelta = 0;
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LeaveCriticalSection(&PerfDataCriticalSection);
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return WorkingSetSizeDelta;
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}
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ULONG PerfDataGetPageFaultCount(ULONG Index)
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{
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ULONG PageFaultCount;
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EnterCriticalSection(&PerfDataCriticalSection);
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if (Index < ProcessCount)
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PageFaultCount = pPerfData[Index].PageFaultCount;
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else
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PageFaultCount = 0;
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LeaveCriticalSection(&PerfDataCriticalSection);
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return PageFaultCount;
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}
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ULONG PerfDataGetPageFaultCountDelta(ULONG Index)
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{
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ULONG PageFaultCountDelta;
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EnterCriticalSection(&PerfDataCriticalSection);
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if (Index < ProcessCount)
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PageFaultCountDelta = pPerfData[Index].PageFaultCountDelta;
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else
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PageFaultCountDelta = 0;
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LeaveCriticalSection(&PerfDataCriticalSection);
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return PageFaultCountDelta;
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}
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ULONG PerfDataGetVirtualMemorySizeBytes(ULONG Index)
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{
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ULONG VirtualMemorySizeBytes;
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EnterCriticalSection(&PerfDataCriticalSection);
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if (Index < ProcessCount)
|
|
VirtualMemorySizeBytes = pPerfData[Index].VirtualMemorySizeBytes;
|
|
else
|
|
VirtualMemorySizeBytes = 0;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
return VirtualMemorySizeBytes;
|
|
}
|
|
|
|
ULONG PerfDataGetPagedPoolUsagePages(ULONG Index)
|
|
{
|
|
ULONG PagedPoolUsagePages;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
if (Index < ProcessCount)
|
|
PagedPoolUsagePages = pPerfData[Index].PagedPoolUsagePages;
|
|
else
|
|
PagedPoolUsagePages = 0;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
return PagedPoolUsagePages;
|
|
}
|
|
|
|
ULONG PerfDataGetNonPagedPoolUsagePages(ULONG Index)
|
|
{
|
|
ULONG NonPagedPoolUsagePages;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
if (Index < ProcessCount)
|
|
NonPagedPoolUsagePages = pPerfData[Index].NonPagedPoolUsagePages;
|
|
else
|
|
NonPagedPoolUsagePages = 0;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
return NonPagedPoolUsagePages;
|
|
}
|
|
|
|
ULONG PerfDataGetBasePriority(ULONG Index)
|
|
{
|
|
ULONG BasePriority;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
if (Index < ProcessCount)
|
|
BasePriority = pPerfData[Index].BasePriority;
|
|
else
|
|
BasePriority = 0;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
return BasePriority;
|
|
}
|
|
|
|
ULONG PerfDataGetHandleCount(ULONG Index)
|
|
{
|
|
ULONG HandleCount;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
if (Index < ProcessCount)
|
|
HandleCount = pPerfData[Index].HandleCount;
|
|
else
|
|
HandleCount = 0;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
return HandleCount;
|
|
}
|
|
|
|
ULONG PerfDataGetThreadCount(ULONG Index)
|
|
{
|
|
ULONG ThreadCount;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
if (Index < ProcessCount)
|
|
ThreadCount = pPerfData[Index].ThreadCount;
|
|
else
|
|
ThreadCount = 0;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
return ThreadCount;
|
|
}
|
|
|
|
ULONG PerfDataGetUSERObjectCount(ULONG Index)
|
|
{
|
|
ULONG USERObjectCount;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
if (Index < ProcessCount)
|
|
USERObjectCount = pPerfData[Index].USERObjectCount;
|
|
else
|
|
USERObjectCount = 0;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
return USERObjectCount;
|
|
}
|
|
|
|
ULONG PerfDataGetGDIObjectCount(ULONG Index)
|
|
{
|
|
ULONG GDIObjectCount;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
if (Index < ProcessCount)
|
|
GDIObjectCount = pPerfData[Index].GDIObjectCount;
|
|
else
|
|
GDIObjectCount = 0;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
return GDIObjectCount;
|
|
}
|
|
|
|
BOOL PerfDataGetIOCounters(ULONG Index, PIO_COUNTERS pIoCounters)
|
|
{
|
|
BOOL bSuccessful;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
if (Index < ProcessCount)
|
|
{
|
|
memcpy(pIoCounters, &pPerfData[Index].IOCounters, sizeof(IO_COUNTERS));
|
|
bSuccessful = TRUE;
|
|
}
|
|
else
|
|
bSuccessful = FALSE;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
return bSuccessful;
|
|
}
|
|
|
|
ULONG PerfDataGetCommitChargeTotalK(void)
|
|
{
|
|
ULONG Total;
|
|
ULONG PageSize;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
Total = SystemPerfInfo.MmTotalCommitedPages;
|
|
PageSize = SystemBasicInfo.uPageSize;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
Total = Total * (PageSize / 1024);
|
|
|
|
return Total;
|
|
}
|
|
|
|
ULONG PerfDataGetCommitChargeLimitK(void)
|
|
{
|
|
ULONG Limit;
|
|
ULONG PageSize;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
Limit = SystemPerfInfo.MmTotalCommitLimit;
|
|
PageSize = SystemBasicInfo.uPageSize;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
Limit = Limit * (PageSize / 1024);
|
|
|
|
return Limit;
|
|
}
|
|
|
|
ULONG PerfDataGetCommitChargePeakK(void)
|
|
{
|
|
ULONG Peak;
|
|
ULONG PageSize;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
Peak = SystemPerfInfo.MmPeakLimit;
|
|
PageSize = SystemBasicInfo.uPageSize;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
Peak = Peak * (PageSize / 1024);
|
|
|
|
return Peak;
|
|
}
|
|
|
|
ULONG PerfDataGetKernelMemoryTotalK(void)
|
|
{
|
|
ULONG Total;
|
|
ULONG Paged;
|
|
ULONG NonPaged;
|
|
ULONG PageSize;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
Paged = SystemPerfInfo.PoolPagedBytes;
|
|
NonPaged = SystemPerfInfo.PoolNonPagedBytes;
|
|
PageSize = SystemBasicInfo.uPageSize;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
Paged = Paged * (PageSize / 1024);
|
|
NonPaged = NonPaged * (PageSize / 1024);
|
|
|
|
Total = Paged + NonPaged;
|
|
|
|
return Total;
|
|
}
|
|
|
|
ULONG PerfDataGetKernelMemoryPagedK(void)
|
|
{
|
|
ULONG Paged;
|
|
ULONG PageSize;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
Paged = SystemPerfInfo.PoolPagedBytes;
|
|
PageSize = SystemBasicInfo.uPageSize;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
Paged = Paged * (PageSize / 1024);
|
|
|
|
return Paged;
|
|
}
|
|
|
|
ULONG PerfDataGetKernelMemoryNonPagedK(void)
|
|
{
|
|
ULONG NonPaged;
|
|
ULONG PageSize;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
NonPaged = SystemPerfInfo.PoolNonPagedBytes;
|
|
PageSize = SystemBasicInfo.uPageSize;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
NonPaged = NonPaged * (PageSize / 1024);
|
|
|
|
return NonPaged;
|
|
}
|
|
|
|
ULONG PerfDataGetPhysicalMemoryTotalK(void)
|
|
{
|
|
ULONG Total;
|
|
ULONG PageSize;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
Total = SystemBasicInfo.uMmNumberOfPhysicalPages;
|
|
PageSize = SystemBasicInfo.uPageSize;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
Total = Total * (PageSize / 1024);
|
|
|
|
return Total;
|
|
}
|
|
|
|
ULONG PerfDataGetPhysicalMemoryAvailableK(void)
|
|
{
|
|
ULONG Available;
|
|
ULONG PageSize;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
Available = SystemPerfInfo.MmAvailablePages;
|
|
PageSize = SystemBasicInfo.uPageSize;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
Available = Available * (PageSize / 1024);
|
|
|
|
return Available;
|
|
}
|
|
|
|
ULONG PerfDataGetPhysicalMemorySystemCacheK(void)
|
|
{
|
|
ULONG SystemCache;
|
|
ULONG PageSize;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
SystemCache = SystemCacheInfo.CurrentSize;
|
|
PageSize = SystemBasicInfo.uPageSize;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
//SystemCache = SystemCache * (PageSize / 1024);
|
|
SystemCache = SystemCache / 1024;
|
|
|
|
return SystemCache;
|
|
}
|
|
|
|
ULONG PerfDataGetSystemHandleCount(void)
|
|
{
|
|
ULONG HandleCount;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
HandleCount = SystemHandleInfo.Count;
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
return HandleCount;
|
|
}
|
|
|
|
ULONG PerfDataGetTotalThreadCount(void)
|
|
{
|
|
ULONG ThreadCount = 0;
|
|
ULONG i;
|
|
|
|
EnterCriticalSection(&PerfDataCriticalSection);
|
|
|
|
for (i=0; i<ProcessCount; i++)
|
|
{
|
|
ThreadCount += pPerfData[i].ThreadCount;
|
|
}
|
|
|
|
LeaveCriticalSection(&PerfDataCriticalSection);
|
|
|
|
return ThreadCount;
|
|
}
|