mirror of
https://github.com/mongodb/mongo.git
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133 lines
3.4 KiB
C++
133 lines
3.4 KiB
C++
// counters.h
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/*
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* Copyright (C) 2010 10gen Inc.
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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 Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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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 Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include "../../pch.h"
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#include "../jsobj.h"
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#include "../../util/message.h"
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#include "../../util/processinfo.h"
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namespace mongo {
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/**
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* for storing operation counters
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* note: not thread safe. ok with that for speed
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*/
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class OpCounters {
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public:
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OpCounters();
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AtomicUInt * getInsert(){ return _insert; }
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AtomicUInt * getQuery(){ return _query; }
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AtomicUInt * getUpdate(){ return _update; }
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AtomicUInt * getDelete(){ return _delete; }
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AtomicUInt * getGetMore(){ return _getmore; }
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AtomicUInt * getCommand(){ return _command; }
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void gotInsert(){ _insert[0]++; }
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void gotQuery(){ _query[0]++; }
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void gotUpdate(){ _update[0]++; }
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void gotDelete(){ _delete[0]++; }
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void gotGetMore(){ _getmore[0]++; }
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void gotCommand(){ _command[0]++; }
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void gotOp( int op , bool isCommand );
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BSONObj& getObj(){ return _obj; }
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private:
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BSONObj _obj;
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AtomicUInt * _insert;
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AtomicUInt * _query;
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AtomicUInt * _update;
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AtomicUInt * _delete;
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AtomicUInt * _getmore;
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AtomicUInt * _command;
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};
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extern OpCounters globalOpCounters;
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class IndexCounters {
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public:
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IndexCounters();
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void btree( char * node ){
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if ( ! _memSupported )
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return;
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if ( _sampling++ % _samplingrate )
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return;
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btree( _pi.blockInMemory( node ) );
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}
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void btree( bool memHit ){
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if ( memHit )
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_btreeMemHits++;
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else
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_btreeMemMisses++;
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_btreeAccesses++;
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}
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void btreeHit(){ _btreeMemHits++; _btreeAccesses++; }
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void btreeMiss(){ _btreeMemMisses++; _btreeAccesses++; }
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void append( BSONObjBuilder& b );
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private:
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ProcessInfo _pi;
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bool _memSupported;
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int _sampling;
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int _samplingrate;
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int _resets;
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long long _maxAllowed;
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long long _btreeMemMisses;
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long long _btreeMemHits;
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long long _btreeAccesses;
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};
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extern IndexCounters globalIndexCounters;
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class FlushCounters {
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public:
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FlushCounters();
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void flushed(int ms);
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void append( BSONObjBuilder& b );
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private:
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long long _total_time;
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long long _flushes;
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int _last_time;
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Date_t _last;
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};
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extern FlushCounters globalFlushCounters;
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class GenericCounter {
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public:
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void hit( const string& name , int count=0 );
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BSONObj getObj();
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private:
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map<string,long long> _counts; // TODO: replace with thread safe map
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mongo::mutex _mutex;
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};
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}
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