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// counters.h
/*
* Copyright (C) 2010 10gen Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#pragma once
#include "mongo/platform/basic.h"
#include "mongo/db/jsobj.h"
#include "mongo/platform/atomic_word.h"
#include "mongo/util/net/message.h"
#include "mongo/util/processinfo.h"
#include "mongo/util/concurrency/spin_lock.h"
namespace mongo {
/**
* for storing operation counters
* note: not thread safe. ok with that for speed
*/
class OpCounters {
public:
OpCounters();
void incInsertInWriteLock(int n);
void gotInsert();
void gotQuery();
void gotUpdate();
void gotDelete();
void gotGetMore();
void gotCommand();
void gotOp( int op , bool isCommand );
BSONObj getObj() const;
// thse are used by snmp, and other things, do not remove
const AtomicUInt32 * getInsert() const { return &_insert; }
const AtomicUInt32 * getQuery() const { return &_query; }
const AtomicUInt32 * getUpdate() const { return &_update; }
const AtomicUInt32 * getDelete() const { return &_delete; }
const AtomicUInt32 * getGetMore() const { return &_getmore; }
const AtomicUInt32 * getCommand() const { return &_command; }
private:
void _checkWrap();
// todo: there will be a lot of cache line contention on these. need to do something
// else eventually.
AtomicUInt32 _insert;
AtomicUInt32 _query;
AtomicUInt32 _update;
AtomicUInt32 _delete;
AtomicUInt32 _getmore;
AtomicUInt32 _command;
};
extern OpCounters globalOpCounters;
extern OpCounters replOpCounters;
class NetworkCounter {
public:
NetworkCounter() : _bytesIn(0), _bytesOut(0), _requests(0), _overflows(0) {}
void hit( long long bytesIn , long long bytesOut );
void append( BSONObjBuilder& b );
private:
long long _bytesIn;
long long _bytesOut;
long long _requests;
long long _overflows;
SpinLock _lock;
};
extern NetworkCounter networkCounter;
}
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