java 連結的伺服器上的 mongodb 出現 connect time out 問題

標籤：mongodb connect time

異常資訊

十二月 22, 2014 5:27:58 下午 com.mongodb.DBTCPConnector initDirectConnection
警告: Exception executing isMaster command on /192.168.1.249:10003
java.io.IOException: couldn‘t connect to [/192.168.1.249:10003] bc:java.net.SocketTimeoutException: connect timed out
at com.mongodb.DBPort._open(DBPort.java:214)
at com.mongodb.DBPort.go(DBPort.java:107)
at com.mongodb.DBPort.go(DBPort.java:88)
at com.mongodb.DBPort.findOne(DBPort.java:143)
at com.mongodb.DBPort.runCommand(DBPort.java:148)
at com.mongodb.DBTCPConnector.initDirectConnection(DBTCPConnector.java:539)
at com.mongodb.Mongo.getMaxBsonObjectSize(Mongo.java:600)
at com.mongodb.DBApiLayer$MyCollection.insert(DBApiLayer.java:233)
at com.mongodb.DBApiLayer$MyCollection.insert(DBApiLayer.java:205)
at com.mongodb.DBCollection.insert(DBCollection.java:57)
at com.mongodb.DBCollection.insert(DBCollection.java:100)
at fileUpload.UploadFileTest.test(UploadFileTest.java:35)
at fileUpload.UploadFileTest.main(UploadFileTest.java:41)


十二月 22, 2014 5:28:08 下午 com.mongodb.DBTCPConnector initDirectConnection
警告: Exception executing isMaster command on /192.168.1.249:10003
java.io.IOException: couldn‘t connect to [/192.168.1.249:10003] bc:java.net.SocketTimeoutException: connect timed out
at com.mongodb.DBPort._open(DBPort.java:214)
at com.mongodb.DBPort.go(DBPort.java:107)
at com.mongodb.DBPort.go(DBPort.java:88)
at com.mongodb.DBPort.findOne(DBPort.java:143)
at com.mongodb.DBPort.runCommand(DBPort.java:148)
at com.mongodb.DBTCPConnector.initDirectConnection(DBTCPConnector.java:539)
at com.mongodb.DBTCPConnector.checkMaster(DBTCPConnector.java:518)
at com.mongodb.DBTCPConnector.say(DBTCPConnector.java:174)
at com.mongodb.DBTCPConnector.say(DBTCPConnector.java:155)
at com.mongodb.DBApiLayer$MyCollection.insert(DBApiLayer.java:249)
at com.mongodb.DBApiLayer$MyCollection.insert(DBApiLayer.java:205)
at com.mongodb.DBCollection.insert(DBCollection.java:57)
at com.mongodb.DBCollection.insert(DBCollection.java:100)
at fileUpload.UploadFileTest.test(UploadFileTest.java:35)
at fileUpload.UploadFileTest.main(UploadFileTest.java:41)

一些常規的解決方案，比如因網路原因連線逾時等可以這麼解決。講的還挺詳細

http://lingqi1818.iteye.com/blog/1317433

但是如果設定了這些東西還不能連結，說明伺服器上的某些連接埠未開啟造成不可串連。

解決方案要先配置ip表開啟某些連接埠，再restart server即可。

root 進入server

vi /etc/sysconfig/iptables

添加

-A INPUT -m state --state NEW -m tcp -p tcp --dport 10002 -j ACCEPT (這裡開啟的連接埠為10002)

儲存退出

service iptables restart

再試試代碼，搞定！

java 連結的伺服器上的 mongodb 出現 connect time out 問題