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63 lines
1.7 KiB
C++
63 lines
1.7 KiB
C++
// processinfo.cpp
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/* Copyright 2009 10gen Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "pch.h"
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#include "processinfo.h"
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#include "mmap.h"
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#include <iostream>
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using namespace std;
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namespace mongo {
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class PidFileWiper {
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public:
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~PidFileWiper() {
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ofstream out( path.c_str() , ios_base::out );
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out.close();
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}
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void write( const string& p ) {
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path = p;
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ofstream out( path.c_str() , ios_base::out );
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out << getpid() << endl;
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out.close();
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}
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string path;
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} pidFileWiper;
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void writePidFile( const string& path ) {
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pidFileWiper.write( path );
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}
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void printMemInfo( const char * where ) {
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cout << "mem info: ";
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if ( where )
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cout << where << " ";
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ProcessInfo pi;
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if ( ! pi.supported() ) {
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cout << " not supported" << endl;
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return;
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}
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cout << "vsize: " << pi.getVirtualMemorySize() << " resident: " << pi.getResidentSize() << " mapped: " << ( MemoryMappedFile::totalMappedLength() / ( 1024 * 1024 ) ) << endl;
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}
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}
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