私はJavaでmongoDbを使用しています。データの挿入中に次のエラーが発生します。どんな助けでもいただければ幸いです。ありがとう
Jul 4, 2012 1:45:32 PM org.xsocket.connection.HandlerAdapter performOnData
WARNING: [6f829b013850ff7914137a5cceC291] closing connection. Error occured by performing onData of com.avaya.onex.hss.requesthandlers.ResponseHandler#18746603 java.lang.OutOfMemoryError: Java heap space
Jul 4, 2012 1:45:25 PM com.mongodb.DBPortPool gotError
WARNING: emptying DBPortPool to localhost:27017 b/c of error
java.net.SocketException: Connection reset by peer: socket write error
at java.net.SocketOutputStream.socketWrite0(Native Method)
at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:92)
at java.net.SocketOutputStream.write(SocketOutputStream.java:136)
at org.bson.io.PoolOutputBuffer.pipe(PoolOutputBuffer.java:129)
at com.mongodb.OutMessage.pipe(OutMessage.java:111)
at com.mongodb.DBPort.go(DBPort.java:119)
at com.mongodb.DBPort.go(DBPort.java:89)
at com.mongodb.DBPort.say(DBPort.java:84)
at com.mongodb.DBTCPConnector.say(DBTCPConnector.java:153)
at com.mongodb.DBTCPConnector.say(DBTCPConnector.java:138)
at com.mongodb.DBApiLayer$MyCollection.insert(DBApiLayer.java:261)
at com.mongodb.DBApiLayer$MyCollection.insert(DBApiLayer.java:211)
at com.mongodb.DBCollection.insert(DBCollection.java:57)
at com.mongodb.DBCollection.insert(DBCollection.java:102)
at com.avaya.onex.hss.requesthandlers.DatabaseConnection.dbWrite(DatabaseConnection.java:50)
at com.avaya.onex.hss.requesthandlers.ResponseHandler.handleResponse(ResponseHandler.java:232)
at com.avaya.onex.hss.requesthandlers.ResponseHandler.onData(ResponseHandler.java:104)
at org.xsocket.connection.HandlerAdapter.performOnData(HandlerAdapter.java:242)
at org.xsocket.connection.HandlerAdapter.access$200(HandlerAdapter.java:42)
at org.xsocket.connection.HandlerAdapter$PerformOnDataTask.run(HandlerAdapter.java:210)
at org.xsocket.SerializedTaskQueue.performPendingTasks(SerializedTaskQueue.java:161)
at org.xsocket.SerializedTaskQueue.access$100(SerializedTaskQueue.java:40)
at org.xsocket.SerializedTaskQueue$MultithreadedTaskProcessor.run(SerializedTaskQueue.java:189)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:662)
これは、mongodbにデータを挿入するために他のクラスから呼び出すdbWrite関数があるクラスです。
package com.avaya.onex.hss.requesthandlers;
import com.mongodb.BasicDBObject;
import com.mongodb.DB;
import com.mongodb.DBCollection;
import com.mongodb.Mongo;
import com.mongodb.MongoOptions;
import com.mongodb.WriteConcern;
public class DatabaseConnection {
private static DatabaseConnection con = null;
static DB db=null;
static Mongo m;
//private static int count=0;
private DatabaseConnection(){
}
public void dbConnect() {
try{
// connect to the local database server
MongoOptions options = new MongoOptions();
options.connectionsPerHost = 9000000;
options.maxWaitTime = 1000000;
options.socketKeepAlive = true;
options.threadsAllowedToBlockForConnectionMultiplier = 1000;
m = new Mongo("localhost", options);
//m.dropDatabase("ClientSimulator");
db = m.getDB( "ClientSimulator" );
}catch(Exception e){
e.printStackTrace();
}
}
public static synchronized DatabaseConnection getInstanceClass(){
if(con==null)
con=new DatabaseConnection();
return con;
}
public DB getDatabaseObject(){
return db;
}
public synchronized void dbWrite(DBCollection coll, BasicDBObject obj){
coll.insert(obj);
try {
Thread.currentThread().sleep(100);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public synchronized void dbRead(DBCollection coll){
}
public synchronized void dbUpdate(DBCollection coll) {
}
public synchronized void dbCollDrop(DBCollection coll){
coll.drop();
}
}