diff options
author | Greg Studer <greg@10gen.com> | 2014-03-27 12:31:12 -0400 |
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committer | Greg Studer <greg@10gen.com> | 2014-03-31 11:46:53 -0400 |
commit | f71610672b0506b233a449bfafb303497c97ae50 (patch) | |
tree | dcbc9112541ef5a781413d74e5c534e3e312647b /src/mongo/db/conn_pool_options.cpp | |
parent | 91b9d4ff3e913f74ee75610db2fa6d448b4df0bf (diff) | |
download | mongo-f71610672b0506b233a449bfafb303497c97ae50.tar.gz |
SERVER-13374 change connection pool defaults
Diffstat (limited to 'src/mongo/db/conn_pool_options.cpp')
-rw-r--r-- | src/mongo/db/conn_pool_options.cpp | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/src/mongo/db/conn_pool_options.cpp b/src/mongo/db/conn_pool_options.cpp new file mode 100644 index 00000000000..0ac2c985920 --- /dev/null +++ b/src/mongo/db/conn_pool_options.cpp @@ -0,0 +1,75 @@ +/** + * Copyright (C) 2014 MongoDB 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. + */ + +#include "mongo/db/conn_pool_options.h" + +#include "mongo/base/init.h" +#include "mongo/db/server_parameters.h" +#include "mongo/client/connpool.h" +#include "mongo/s/shard.h" + +namespace mongo { + + int ConnPoolOptions::maxConnsPerHost(200); + int ConnPoolOptions::maxShardedConnsPerHost(200); + + namespace { + + ExportedServerParameter<int> // + maxConnsPerHostParameter(ServerParameterSet::getGlobal(), + "connPoolMaxConnsPerHost", + &ConnPoolOptions::maxConnsPerHost, + true, + false /* can't change at runtime */); + + ExportedServerParameter<int> // + maxShardedConnsPerHostParameter(ServerParameterSet::getGlobal(), + "connPoolMaxShardedConnsPerHost", + &ConnPoolOptions::maxShardedConnsPerHost, + true, + false /* can't change at runtime */); + + MONGO_INITIALIZER(InitializeConnectionPools)(InitializerContext* context) { + + // Initialize the sharded and unsharded outgoing connection pools + // NOTES: + // - All mongods and mongoses have both pools + // - The connection hooks for sharding are added on startup (mongos) or on first sharded + // operation (mongod) + + pool.setName("connection pool"); + pool.setMaxPoolSize(ConnPoolOptions::maxConnsPerHost); + + shardConnectionPool.setName("sharded connection pool"); + shardConnectionPool.setMaxPoolSize(ConnPoolOptions::maxShardedConnsPerHost); + + return Status::OK(); + } + } + +} |