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// processinfo_win32.cpp
/* Copyright 2009 10gen Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "pch.h"
#include "processinfo.h"
#include <iostream>
#include <psapi.h>
#include "../bson/bsonobjbuilder.h"
using namespace std;
int getpid() {
return GetCurrentProcessId();
}
namespace mongo {
int _wconvertmtos( SIZE_T s ) {
return (int)( s / ( 1024 * 1024 ) );
}
ProcessInfo::ProcessInfo( pid_t pid ) {
}
ProcessInfo::~ProcessInfo() {
}
bool ProcessInfo::supported() {
return true;
}
int ProcessInfo::getVirtualMemorySize() {
MEMORYSTATUSEX mse;
mse.dwLength = sizeof(mse);
assert( GlobalMemoryStatusEx( &mse ) );
DWORDLONG x = (mse.ullTotalVirtual - mse.ullAvailVirtual) / (1024 * 1024) ;
assert( x <= 0x7fffffff );
return (int) x;
}
int ProcessInfo::getResidentSize() {
PROCESS_MEMORY_COUNTERS pmc;
assert( GetProcessMemoryInfo( GetCurrentProcess() , &pmc, sizeof(pmc) ) );
return _wconvertmtos( pmc.WorkingSetSize );
}
void ProcessInfo::getExtraInfo(BSONObjBuilder& info) {
MEMORYSTATUSEX mse;
mse.dwLength = sizeof(mse);
PROCESS_MEMORY_COUNTERS pmc;
if( GetProcessMemoryInfo( GetCurrentProcess() , &pmc, sizeof(pmc) ) ) {
info.append("page_faults", static_cast<int>(pmc.PageFaultCount));
info.append("usagePageFileMB", static_cast<int>(pmc.PagefileUsage / 1024 / 1024));
}
if( GlobalMemoryStatusEx( &mse ) ) {
info.append("totalPageFileMB", static_cast<int>(mse.ullTotalPageFile / 1024 / 1024));
info.append("availPageFileMB", static_cast<int>(mse.ullAvailPageFile / 1024 / 1024));
info.append("ramMB", static_cast<int>(mse.ullTotalPhys / 1024 / 1024));
}
}
bool ProcessInfo::blockCheckSupported() {
return true;
}
bool ProcessInfo::blockInMemory( char * start ) {
#if 0
// code for printing out page fault addresses and pc's --
// this could be useful for targetting heavy pagefault locations in the code
static BOOL bstat = InitializeProcessForWsWatch( GetCurrentProcess() );
PSAPI_WS_WATCH_INFORMATION_EX wiex[30];
DWORD bufsize = sizeof(wiex);
bstat = GetWsChangesEx( GetCurrentProcess(), &wiex[0], &bufsize );
if (bstat) {
for (int i=0; i<30; i++) {
if (wiex[i].BasicInfo.FaultingPc == 0) break;
cout << "faulting pc = " << wiex[i].BasicInfo.FaultingPc << " address = " << wiex[i].BasicInfo.FaultingVa << " thread id = " << wiex[i].FaultingThreadId << endl;
}
}
#endif
PSAPI_WORKING_SET_EX_INFORMATION wsinfo;
wsinfo.VirtualAddress = start;
BOOL result = QueryWorkingSetEx( GetCurrentProcess(), &wsinfo, sizeof(wsinfo) );
if ( result )
if ( wsinfo.VirtualAttributes.Valid )
return true;
return false;
}
}
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