docker java rmi connectexception connection refused to host

Which language's style guidelines should be used when writing code that is supposed to be called from another language? which has lots of links to useful information, which is great, but none of these are really solving my issue. connectException, rmi// localhost2020 / RemoteDataPointHandler 127.0.0.1 IP, RMI rmiregistryrmiregistry , LocateRegistry.createRegistry(2020), Runtime.getRuntime().exec("rmiregistry 1024");, rmiregistry.exe. Please support me on Patreon: https://www.patreon.com/roelvandepaarWith thanks \u0026 praise to God, and with thanks to the many people who have made this project possible! It have come to my knowledge that rmi only uses the rmiregistry-port for initializing the connection, and the actual data-transfer is happening on random ports. And one more thing is that if I will set Jmx.remoteauthenticate=false as below , It is working fine and there was No issues. 2) Try connecting to server host and port using telnet. Horizontal and vertical centering in xltabular. Thu Mar 30 14:50:34 AZT 2017:Loading all plugins. RMI uses the Registry to obtain the stub, and it does so via a connection. --->Error: Unable to access jarfile rmiServer-0.0.1-SNAPSHOT.jar, *I have a doubt if I should put here the IP of my docker container. How is Docker different from a virtual machine? . If so, I tried changing remote_hosts=127.0.0.1 to the IP address of the target server once I had pinged it to find the address, but this did nothing and still produced the error as it appears to be binding to 127.0.0.1. java.rmi.ConnectException: Connection refused to host: 192.168.8.102; nested exception is: Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. Maybe your executing a distributed test without setting up a master and slave where you should be executing single machine! I really appreciate your time. Any changes in the build process from the master to the fix?! _ java.net.ConnectException: Expir el tiempo de conexin, 2nd attempt to solve: Then you add this parameter -Djava.rmi.server.hostname=192.168.1.108 to your JMX, start your JMC to monitor JMX Remotely and you are seeing: java.rmi.ConnectException: Connection refused to host: localhost; nested exception is: java.net.ConnectException: Connection refused: connect at sun.rmi.transport.tcp.TCPEndpoint.newSocket (TCPEndpoint.java:574) at sun.rmi.transport.tcp.TCPChannel.createConnection (TCPChannel.java:185) We just recognized that the ArcGIS server wasn't working probably for 2-3 days today, so we can not trace back to what the problem might be. Thanks again @eduyayo. Why 127.0.0.1 instead of xxx.xxx.xxx.xxx?Root exception is java.rmi.ConnectException: Connection refused to host: 127.0.0.1; nested exception is:java.net.ConnectException: Connection refusedjava.net.ConnectException: Connection refusedat java.net.PlainSocketImpl.socketConnect(Native Method)at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:320)at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:133)at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:120)at java.net.Socket. Thu Mar 30 14:50:34 AZT 2017:Loading plugin.. com.esri.arcgis.discovery.admin.plugins.ServiceInstanceMonitor, Thu Mar 30 14:50:34 AZT 2017:Props {PeriodicInterval=1, NodeAgentCustomPlugin=false}, Thu Mar 30 14:50:34 AZT 2017:Loaded plugin com.esri.arcgis.discovery.admin.plugins.ServiceInstanceMonitor. To learn more, see our tips on writing great answers. By clicking Sign up for GitHub, you agree to our terms of service and Root exception is java.rmi.ConnectException: Connection refused to host: localhost sounds like a configuration problem, or something related to the way datadog is trying to access the jmx metrics to me. java.net.ConnectException: Connection refused: connect] A possible cause of this exception includes no JMX Connector Server running on the specified host and port combination. Mar 30, 2017 2:50:23 PM ClientCommunicatorAdmin restart, WARNING: Failed to restart: java.rmi.NoSuchObjectException: no such object in table, WARNING: Failed to restart: java.io.IOException: Failed to get a RMI stub: javax.naming.NameNotFoundException: jmxrmi, java.net.ConnectException: Connection refused, at java.net.PlainSocketImpl.socketConnect(Native Method), at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350), at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206), at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188), at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392), at java.net.Socket.connect(Socket.java:589), at org.apache.http.conn.scheme.PlainSocketFactory.connectSocket(PlainSocketFactory.java:117), at org.apache.http.impl.conn.DefaultClientConnectionOperator.openConnection(DefaultClientConnectionOperator.java:177), at org.apache.http.impl.conn.ManagedClientConnectionImpl.open(ManagedClientConnectionImpl.java:304), at org.apache.http.impl.client.DefaultRequestDirector.tryConnect(DefaultRequestDirector.java:611), at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:446), at org.apache.http.impl.client.AbstractHttpClient.doExecute(AbstractHttpClient.java:863), at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:72), at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:214), at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:160), at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:136), at com.esri.arcgis.discovery.admin.util.HttpUtil.postToURL(HttpUtil.java:405), at com.esri.arcgis.discovery.admin.util.HttpUtil.postPropsToURL(HttpUtil.java:329), at com.esri.arcgis.discovery.admin.system.handlers.RestConfigManager$a.call(RestConfigManager$a.java:710), at java.util.concurrent.FutureTask.run(FutureTask.java:266), at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142), at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617), Service.log file contents (last 100 lines). **], JMX port trying to expose for our docker container 6001. I've added this to the server code: while (true) { It happens not to be synchronized. The JVM should be run with specific parameters established to enable remote docker JMX monitoring were as followed: Once this is done you should be able to execute JMX monitoring (jmxtrans, node-jmx, jconsole, etc) from either a local or remote machine. jvm 1 | at sun.management.Agent.startAgent(Agent.java:262) I'll look into this plugin and check if it works. Connect and share knowledge within a single location that is structured and easy to search. In 5e D&D and Grim Hollow, how does the Specter transformation affect a human PC in regards to the 'undead' characteristics and spells? FYI mine started working after adding: Thu Mar 30 14:50:33 AZT 2017:NodeAgent loaded observer 'PlatformServicesPluginObserver'. instance_name : jmx_instance. You can not post a blank message. What is the symbol (which looks similar to an equals sign) called? How are engines numbered on Starship and Super Heavy? Due to this we're getting error while making a connection in ArcCatalog to administer ArcGIS Server. Please type your message and try again. Team, This is working as expected and able to connect from jmc, jconsole, jvisualvm: I have very recently started to look at Jmeter for non-functional testing web applications and have found numerous articles, tutorials etc including this Where can I find good JMeter tutorials? We just recognized that the ArcGIS server wasn't working probably for 2-3 days today, so we can not trace back to what the problem might be. jvm 1 | 2021.02.11 10:28:53 WARN app[o.s.a.p.AbstractProcessMonitor] Process exited with exit value [web]: 1 I have the same problem. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. Thu Mar 30 14:50:34 AZT 2017:NodeAgent loaded plugin 'PlatformServicesPluginObserver'. I know the port 9090 is open in server 10.116.66.175 because i can connect it by telnet. Can corresponding author withdraw a paper after it has accepted without permission/acceptance of first author. The service.log seems OK. java -Dcom.sun.management.jmxremote.port=6001 -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -jar /app.jar, 1st attempt to solve: You are ready to use Java Mission Control and start your JMC to monitor JMX Remotely and you are seeing: I think this suggests that my JMX port is active and working properly, but that when I execute JMX monitoring remotely (from machine 2) it looks like the JMX tool does not recognize the internal docker IP (172.17.0.85). Thanks for contributing an answer to Stack Overflow! System.out.println("server alive"); That's not correct. What should I follow, if two altimeters show different altitudes? The configuration looks like this: Note that when I run JMX monitoring from machine 2, it fails with a version of the following error (note: the same error occurs when I run jconsole, jvisualvm, jmxtrans, and node-jmx/npm:jmx): The stack trace upon failing looks something like the following for each of the JMX monitoring tools: Now the interesting part is when I run the same tools (jconsole, jvisualvm, jmxtrans, and node-jmx/npm:jmx) on the same machine that is running docker (machine 1 from above) the JMX monitoring works properly. I've used jib plugin instead of fabric8 in branch https://github.com/MaurizioSodano/java.RMI.Docker/tree/bugfix/clientLocal, Using these configuration in docker-compose.yml, It doesn't work even in docker containers, Hi @bsorrentino, I've implemented the suggested stackOverlow solution in branch https://github.com/MaurizioSodano/java.RMI.Docker/tree/bugfix/rmiServerDocker, but it gives the same error when connecting from the host. looks like you should raise this toppic with the datadog support. If you want to test the approach check out JMeter Distributed Testing Step-by-step guide. Thu Mar 30 14:50:33 AZT 2017:NodeAgent loaded observer 'Server upgrader'. Registry registry = LocateRegistry.createRegistry(1024);Registry registry = LocateRegistry.createRegistry(1024); javaw.exermiregistry.exermi, , javasbinrmiregistry.exeJava, rmi, , "//localhost:2020/RemoteDataPointHandler", // Standard extensions get all permissions by default, "C:\\Users\\Durai\\workspace\\RMI\\src\\server\\server.policy". Thu Mar 30 14:50:34 AZT 2017:NodeAgent loaded plugin 'ConfigSynchronizer'. -Dcom.sun.management.jmxremote.rmi.port=9090 How to copy files from host to Docker container? Hi, I've done some tests and found out that the client is running far too fast for the server to be up and ready. That error message is ->. Generating points along line with specifying the origin of point generation in QGIS. Thank you very much for your support. Error: Password file not readable: /opt/sonarsource/sonar/conf/jmxremote.password. Just to be sure to have done it properly, I summarize the steps here: And here I have my problem starting the container : jvm 1 | 2021.02.11 10:28:53 INFO app[o.s.a.SchedulerImpl] Process [es] is stopped 2. java -Dcom.sun.management.jmxremote.port=6001 -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -jar /app.jar, Or thru docker compose expose port 6001 (it does not matter if the external host port is the same or not): If so, how? Thanks for contributing an answer to Stack Overflow! The ArcGIS Server version is 10.4.1 for Windows. resolved my issue, Under Remote hosts and RMI configuration PORT or IP is incorrect: If PORT or IP is wrong, then the client will not be able to connect to the desired server. Why does Acts not mention the deaths of Peter and Paul? Thu Mar 30 14:50:33 AZT 2017:NodeAgent loaded observer 'AutomaticMachineRenameObserver'. sonar.web.javaAdditionalOpts=-Dcom.sun.management.jmxremote=true -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.port=10443 -Dcom.sun.management.jmxremote.rmi.port=10444. Writing log message to console. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. sh /'jmeter file path'/jmeter-server -Djava.rmi.server.hostname='Slave machine IP . The stub then communicates with the remote object, via the same or another connection, to the same or another port. java.net.ConnectException: Connection refused (Connection refused)] I've found that changing the network_mode to host in the server container and adding the naming -Djava.rmi.server.hostname=192.168.99.100 in the server start script allows me to connect from the host machine. Thu Mar 30 14:50:33 AZT 2017:Regular startup of Server. These are some scenarios to we need to consider for some JMX Docker Monitoring configuration: Local (192.168.1.10) --> Local Docker Service (192.168.1.10) [Local Container Spring Boot JMX Enabled]: for slave only local ip to remote_hosts = 10.x.x.y:1099. But After the changes , When I looked into datadog-agent status I got the below Error under JMX check , Can you please help us fix the issue, message : Unable to instantiate or initialize instance jmx_instance. Can I use an 11 watt LED bulb in a lamp rated for 8.6 watts maximum? java.rmi.ConnectException: Connection refused to host: 172.17.0.85; nested exception is, java.net.ConnectException: Operation timed out, at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:619). Thu Mar 30 14:50:34 AZT 2017:NodeAgent loaded plugin 'DirectoryCleaner'. Thu Mar 30 14:50:34 AZT 2017:Invoking beforeStart() for all observers. It fails when running the server from the docker container and the client from the host machine trying to connect to the server. Thanks for the details on this , May Be i guess there might be an issue regarding the owner as you said , let me check and get back to you on this. Thu Mar 30 14:50:34 AZT 2017:Registering NodeAgent as JMX bean. Could a subterranean river or aquifer generate enough continuous momentum to power a waterwheel for the purpose of producing electricity? Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. I did a "telnet localhost 6969" and the port is open and firewall rules are also clear for access from both Hyperic Agent and Hyperic Server. Could not connect to 10.116.66.175:9090. This week, I tried to deployed another Edge server using . I have tried several different configurations but i just cant get it working. Would My Planets Blue Sun Kill Earth-Life? Hi @eduyayo, many thanks for digging into this issue. Why don't we use the 7805 for car phone chargers? This works outside of the docker containers (with sudo) but I get an java.rmi.ConnectException: Connection refused to host: localhost exception when running it in via docker-compose. Message (excp): Connection refused to host: hostname; nested exception is: Failed to retrieve RMIServer stub: javax.naming.ServiceUnavailableException [Root exception is java.rmi.ConnectException: Connection refused to host: localhost; nested exception is: - MAY 10th, Datadog Infrastructure and Application Monitoring. you will get a blank window waiting for your input. Thu Mar 30 14:50:33 AZT 2017:Starting RMI connector for NodeAgent. You signed in with another tab or window. I'm learning and will appreciate any help. Below is the agent.log close to the time of the Cassandra node dying. Will return with answer if I succeed. In a server i am running my docker container with an RMI-server jar file. -Dcom.sun.management.jmxremote The operating system is Windows Server 2012 R2. I suppose that exist some IP incompatibility or something like this. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. I am trying to run a number of docker containers that connect to each other via java RMI. Is applying the Ramp up period mandatory while doing load testing with huge load? RMI ConnectException: Connection refused to hostHelpful? I've stiched this stuff together from several sites so I can't remember the references but those two changes allow to connect. 1099 is default port for rmi registry, you can use other as well. When calculating CR, what is the damage per turn for a monster with multiple attacks? or Do I need to apply any permissions ? jvm 1 | sun.management.AgentConfigurationError WARNING: Could not connect to Log service. Please contact me if anything is amiss at Roel D.OT VandePaar A.T gmail.com java.rmi.server.hostname - The IP address of the host machine where your Java application is running. Thu Mar 30 14:50:33 AZT 2017:Start NodeAgent.start(). Click remote start and the error is produced. Which reverse polarity protection is better and why? Hi @gshemtov, in your case you could connect to any JMX Docker Container on the same host but consider to manage the same por for: Powered by Discourse, best viewed with JavaScript enabled, Enable JMX RMI access to a docker container, https://ptmccarthy.github.io/2014/07/24/remote-jmx-with-docker/, Your Local Machine: 192.168.1.10 [docker0: 172.17.0.1 --> 172.22.0. My Serverside: If you export the Registry and your remote object on the same port from the same JVM you will overcome your port problem. If you stop the client with docker stop RMI_CLIENT and start it again with docker start, you get a succesful connection. privacy statement. I am getting a similar error in the service.log file(as given below). Content Discovery initiative April 13 update: Related questions using a Review our technical responses for the 2023 Developer Survey. Did the drapes in old theatres actually say "ASBESTOS" on them? The serverdiag seems to be OK with the warning of core services not starting. Sign in 1.8.0. Below are the relevant (I think) network configuration elements on machine 1 where JMX monitoring works (note the docker ip, 172.17.42.1): And this is the relevant network configuration elements on the remote machine (machine 2) from which I am getting the JMX errors: For completeness, the following solution worked. Here's the thread where I discuss it in more detail: Re: Connection refused to host: 127.0.0.1, Re: changing '/etc/hosts' solved the problem [Connection ref, http://www.jboss.org/modules/bb/index.html?module=bb&op=viewtopic&t=. Why does the narrative change back and forth between "Isabella" and "Mrs. John Knightley" to refer to Emma's sister? New replies are no longer allowed. One of the common reasons for getting the java.net.ConnectException is that the user is unable to create the process requested by the application and is hence unable to connect to the back-end server. Caused by: java.rmi.ConnectException: Connection refused to host: 192.168.1.108. containerr3 port 7777>host port 32789. Thread.sleep(3000L); I have tried a number of variations of network_mode and passing localhost as an argument in the java command of the client to no success. How do I generate random integers within a specific range in Java? java.rmi.ConnectException: Connection refused to host: <HOSTNAME>; nested exception is: java.net.ConnectException: Connection refused . How to copy Docker images from one host to another without using a repository. I have tried a number of variations of network_mode and passing localhost as an argument in the java command of the client to no success Dockerfile of Server 1 Can you please let me Why I am getting the error as per details from sonarqube Docs , DO I need to update anything else ?? What differentiates living as mere roommates from living in a marriage-like relationship? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. 566), Improving the copy in the close modal and post notices - 2023 edition, New blog post from our CEO Prashanth: Community is the future of AI. Hoping to have some response on this Issue , Can you please let me know What needs to be done regarding the Issue ? Thu Mar 30 14:50:33 AZT 2017:NodeAgent loaded observer 'LogServiceObserver'. Will return with answer if I succeed. Powered by Discourse, best viewed with JavaScript enabled, [WEBINAR] Clean Code for Python: what does this mean in practice? java.rmi.server.hostname property can be set either in system.properties file (which lives under /bin folder of your JMeter installation) or passed directly to JMeter startup script via -D key as jmeter -Djava.rmi.server.hostname=10.20.30.40 This way you can specify interface to bind to. From inside of a Docker container, how do I connect to the localhost of the machine? -Dcom.sun.management.jmxremote.authenticate=false ports: After that I cannot typically reconnect, and often (always?) 3rd attempt to solve: Then you have no more options BUT this parameter is going to help us -Dcom.sun.management.jmxremote.rmi.port=6001 , start your JMC to monitor JMX Remotely and you are seeing: java -Dcom.sun.management.jmxremote=true -Dcom.sun.management.jmxremote.port=6001 -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Djava.rmi.server.hostname=192.168.1.108 -Dcom.sun.management.jmxremote.rmi.port=6001 -jar /app.jar. "Connection refused" when syncing Maven project in 2021.1 : java.rmi.ConnectException: Connection. . rev2023.5.1.43405. Is there any known 80-bit collision attack? This problem should be possible to overcome with the help of a custom RMI socket factory. But your's looks alot more clean. HI, I have both RMI client and server in my machine. If you're going to use a single machine for it you'll need to launch both master and slave on it. When AI meets IP: Can artists sue AI imitators? add some util in the client waiting for the port to be open/available similar to this. Find centralized, trusted content and collaborate around the technologies you use most. com.google.cloud.tools Asking for help, clarification, or responding to other answers. Im using jconsole from jdk 1.8.0_40, container runs java 1.8.0_20. IDE launches Maven import in a separate java process and communicates with it using java RMI calls which work via local loopback interface ( localhost ). Can you give me some clue, some idea about the reason of this error? Sign up for a free GitHub account to open an issue and contact its maintainers and the community. How do I read / convert an InputStream into a String in Java? -Dcom.sun.management.jmxremote.local.only=false Applies to: Oracle AutoVue Office - Version 21.0.0 and later . Ans: To resolve the Java net error, first try to ping the destination host, if you are able to ping the host means the client and server machine are in the proper network. Thu Mar 30 14:50:33 AZT 2017:NodeAgent loaded observer 'ServerConfigObserver'. Which was the first Sci-Fi story to predict obnoxious "robo calls"? Generating points along line with specifying the origin of point generation in QGIS. I've checked out the branch, I've decompressed the tar file and the jar is inside a folder called maven. My application is running in a glassfish server inside the docker container. (Ep. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. And I have even created password and access file in the below location /opt/sonarsource/sonar/conf/jmxremote.password and even gave CHMOD 600 for password file as mentioned in Docs , But After that When I restart Sonarqube , It is giving me the below error, Error: Password file not readable: /opt/sonarsource/sonar/conf/jmxremote.password User without create permission can create a custom object from Managed package using Custom Rest API. Forget it, it works. Suppose that you are continue using the same configuration: How to copy Docker images from one host to another without using a repository. From inside of a Docker container, how do I connect to the localhost of the machine? ArcGIS Enterprise 10.5 installed on OEL 7.2. Ive added the following properties to the glassfish JVM options: -Djava.rmi.server.hostname=10.116.66.175

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