Apache JMeter連接錯誤

Question

嗨，我正在用apache testload進行負載測試。我gettimg這個錯誤，但沒有堆棧跟蹤我的Tomcat服務器

java.net.ConnectException: Connection timed out: connect 
     at java.net.PlainSocketImpl.socketConnect(Native Method) 
     at java.net.PlainSocketImpl.doConnect(Unknown Source) 
     at java.net.PlainSocketImpl.connectToAddress(Unknown Source) 
     at java.net.PlainSocketImpl.connect(Unknown Source) 
     at java.net.SocksSocketImpl.connect(Unknown Source) 
     at java.net.Socket.connect(Unknown Source) 
     at java.net.Socket.connect(Unknown Source) 
     at sun.net.NetworkClient.doConnect(Unknown Source) 
     at sun.net.www.http.HttpClient.openServer(Unknown Source) 
     at sun.net.www.http.HttpClient.openServer(Unknown Source) 
     at sun.net.www.http.HttpClient.<init>(Unknown Source) 
     at sun.net.www.http.HttpClient.New(Unknown Source) 
     at sun.net.www.http.HttpClient.New(Unknown Source) 
     at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(Unknown Source) 
     at sun.net.www.protocol.http.HttpURLConnection.plainConnect(Unknown Source) 
     at sun.net.www.protocol.http.HttpURLConnection.connect(Unknown Source) 
     at org.apache.jmeter.protocol.http.sampler.HTTPJavaImpl.sample(HTTPJavaImpl.java:479) 
     at org.apache.jmeter.protocol.http.sampler.HTTPSamplerProxy.sample(HTTPSamplerProxy.java:62) 
     at org.apache.jmeter.protocol.http.sampler.HTTPSamplerBase.sample(HTTPSamplerBase.java:1054) 
     at org.apache.jmeter.protocol.http.sampler.HTTPSamplerBase.sample(HTTPSamplerBase.java:1043) 
     at org.apache.jmeter.threads.JMeterThread.process_sampler(JMeterThread.java:416) 
     at org.apache.jmeter.threads.JMeterThread.run(JMeterThread.java:271) 
     at java.lang.Thread.run(Unknown Source) 

Answer 1

上看起來你已經進入無法達到URL - 你：

• 得到了正確的主機名和端口號？
• 檢查在運行JMeter的桌面和Tomcat服務器之間是否存在防火牆？
• 檢查是否可以通過瀏覽器訪問tomcat實例？
• 瀏覽器是否使用了在JMeter配置中沒有鏡像的任何代理設置？