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// counters.cpp
/*
* 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/>.
*/
#include "pch.h"
#include "../jsobj.h"
#include "counters.h"
namespace mongo {
OpCounters::OpCounters() {}
void OpCounters::gotOp( int op , bool isCommand ) {
RARELY _checkWrap();
switch ( op ) {
case dbInsert: /*gotInsert();*/ break; // need to handle multi-insert
case dbQuery:
if ( isCommand )
gotCommand();
else
gotQuery();
break;
case dbUpdate: gotUpdate(); break;
case dbDelete: gotDelete(); break;
case dbGetMore: gotGetMore(); break;
case dbKillCursors:
case opReply:
case dbMsg:
break;
default: log() << "OpCounters::gotOp unknown op: " << op << endl;
}
}
void OpCounters::_checkWrap() {
const unsigned MAX = 1 << 30;
bool wrap =
_insert.get() > MAX ||
_query.get() > MAX ||
_update.get() > MAX ||
_delete.get() > MAX ||
_getmore.get() > MAX ||
_command.get() > MAX;
if ( wrap ) {
_insert.zero();
_query.zero();
_update.zero();
_delete.zero();
_getmore.zero();
_command.zero();
}
}
BSONObj OpCounters::getObj() const {
BSONObjBuilder b;
b.append( "insert" , _insert.get() );
b.append( "query" , _query.get() );
b.append( "update" , _update.get() );
b.append( "delete" , _delete.get() );
b.append( "getmore" , _getmore.get() );
b.append( "command" , _command.get() );
return b.obj();
}
void NetworkCounter::hit( long long bytesIn , long long bytesOut ) {
const long long MAX = 1ULL << 60;
// don't care about the race as its just a counter
bool overflow = _bytesIn > MAX || _bytesOut > MAX;
if ( overflow ) {
_lock.lock();
_overflows++;
_bytesIn = bytesIn;
_bytesOut = bytesOut;
_requests = 1;
_lock.unlock();
}
else {
_lock.lock();
_bytesIn += bytesIn;
_bytesOut += bytesOut;
_requests++;
_lock.unlock();
}
}
void NetworkCounter::append( BSONObjBuilder& b ) {
_lock.lock();
b.appendNumber( "bytesIn" , _bytesIn );
b.appendNumber( "bytesOut" , _bytesOut );
b.appendNumber( "numRequests" , _requests );
_lock.unlock();
}
OpCounters globalOpCounters;
OpCounters replOpCounters;
NetworkCounter networkCounter;
}
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