or how I should go about to debug it. Thanks for letting us know we're doing a good job! When a Kafka consumer cannot access the bootstrap broker it indefinitely tries to reconnect with the following message: What I want is that the consumer throws an exception and aborts the execution. ; error code: 40401, Kafka Connect JDBC sink connector not working, Unknown magic byte with kafka-avro-console-consumer, How to create a Kafka Topic using Confluent.Kafka .Net Client, Kafka-connect, Bootstrap broker disconnected. Javascript is disabled or is unavailable in your browser. I have 3 Brokers, which are working and is configured according to the parameters. 07-25-2017 The table shows all the clusters for the current region under this account. I also indicate the commands that we executed when we created the topic and the producer. client information. The job seem to startup without issues but as soon as it is about to start consuming from the kafka-topic I get: repeted in the connect-log for all brokers. @gquintana I have included this security.protocol=SSL in the broker config's and I still have this issue, My new Snowflake Blog is now live. If you don't know your current ids, you can get them by using: ZK_HOME/zookeeper-client/bin/zkCli.sh -server host:2181 ls /brokers/ids, Created on The bootstrap server will return metadata to the client that consists of a list of all . Lets try it out (make sure youve restarted the broker first to pick up these changes): It works! By clicking Sign up for GitHub, you agree to our terms of service and - edited @Daniel Kozlowski - here is the update on the this. Per docs, you need to also configure security on the consumer/producer for the connector(s) that Kafka Connect is running. We also need to specify KAFKA_LISTENER_SECURITY_PROTOCOL_MAP. If you don't Because we dont want to break the Kafka broker for other clients that are actually wanting to connect on localhost, well create ourselves a new listener. 07-24-2017 Thats bad news, because on our client machine, there is no Kafka broker at localhost (or if there happened to be, some really weird things would probably happen). Use the BootstrapBrokerStringPublicSaslIam for public access, and the BootstrapBrokerStringSaslIam string for access from within AWS. This is the whole point of hostnames and DNS resolutionthey are how machines know how to talk to each other instead of you hardcoding it into each machine individually. Even though theyre running on Docker on my laptop, so far as each container is concerned, theyre on separate machines and communicating across a network. The term bootstrap brokers refers to a list of brokers that Now were going to get into the wonderful world of Docker. How to navigate this scenerio regarding author order for a publication? . Apache, Apache Kafka, Kafka, and associated open source project names are trademarks of the Apache Software Foundation, Watch demo: Kafka streaming in 10 minutes, Confluent vs. Kafka: Why you need Confluent, Streaming Use Cases to transform your business, The client then connects to one (or more) of the brokers. - last edited on We go and speak to our lovely Kafka administrator (who may well be us) and fix the server.properties on the broker(s) so that advertised.listeners correctly provides the hostname and port on which the broker can be reached from clients. rev2023.1.18.43174. Required fields are marked *. @prli You can set up multiple listeners in Kafka. and Kazram April 22, 2022, 3:43pm #6 Kafka error after SSL enabled - Bootstrap broker-name :6667 disconnected (org.apache.kafka.clients.NetworkClient). Do peer-reviewers ignore details in complicated mathematical computations and theorems? How to tell a vertex to have its normal perpendicular to the tangent of its edge? Availability Zones in which your MSK cluster is deployed (unless only two 05:08 AM. Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, This is the expected behavior since the consumer will continuously poll the topic. If you remember just one thing, let it be this: when you run something in Docker, it executes in a container in its own little world. 06:59 AM. To do so, first determineif you are using a password or a keytab. Using a Counter to Select Range, Delete, and Shift Row Up, what's the difference between "the killing machine" and "the machine that's killing". But the input line from hadoop become longer and bigger, the warning message is thrown like below, I think this issue is related with kafka java resources. Site load takes 30 minutes after deploying DLL into local instance. How do I submit an offer to buy an expired domain? [root@m01 bin]# ./zkCli.sh -server m01.s02.hortonweb.com:2181 get /brokers/ids/1001Connecting to m01.s02.hortonweb.com:21812019-09-26 12:09:27,940 - INFO [main:Environment@100] - Client environment:zookeeper.version=3.4.6-78--1, built on 12/06/2018 12:30 GMT2019-09-26 12:09:27,942 - INFO [main:Environment@100] - Client environment:host.name=m01.s02.hortonweb.com2019-09-26 12:09:27,942 - INFO [main:Environment@100] - Client environment:java.version=1.8.0_1122019-09-26 12:09:27,944 - INFO [main:Environment@100] - Client environment:java.vendor=Oracle Corporation2019-09-26 12:09:27,944 - INFO [main:Environment@100] - Client environment:java.home=/usr/jdk64/jdk1.8.0_112/jre2019-09-26 12:09:27,944 - INFO [main:Environment@100] - Client environment:java.class.path=/usr/hdp/current/zookeeper-client/bin/../build/classes:/usr/hdp/current/zookeeper-client/bin/../build/lib/*.jar:/usr/hdp/current/zookeeper-client/bin/../lib/slf4j-log4j12-1.6.1.jar:/usr/hdp/current/zookeeper-client/bin/../lib/slf4j-api-1.6.1.jar:/usr/hdp/current/zookeeper-client/bin/../lib/netty-3.10.5.Final.jar:/usr/hdp/current/zookeeper-client/bin/../lib/log4j-1.2.16.jar:/usr/hdp/current/zookeeper-client/bin/../lib/jline-0.9.94.jar:/usr/hdp/current/zookeeper-client/bin/../zookeeper-3.4.6.3.1.0.0-78.jar:/usr/hdp/current/zookeeper-client/bin/../src/java/lib/*.jar:/usr/hdp/current/zookeeper-client/bin/../conf::/usr/share/zookeeper/*2019-09-26 12:09:27,944 - INFO [main:Environment@100] - Client environment:java.library.path=/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib2019-09-26 12:09:27,944 - INFO [main:Environment@100] - Client environment:java.io.tmpdir=/tmp2019-09-26 12:09:27,945 - INFO [main:Environment@100] - Client environment:java.compiler=2019-09-26 12:09:27,945 - INFO [main:Environment@100] - Client environment:os.name=Linux2019-09-26 12:09:27,945 - INFO [main:Environment@100] - Client environment:os.arch=amd642019-09-26 12:09:27,945 - INFO [main:Environment@100] - Client environment:os.version=3.10.0-957.12.1.el7.x86_642019-09-26 12:09:27,945 - INFO [main:Environment@100] - Client environment:user.name=root2019-09-26 12:09:27,945 - INFO [main:Environment@100] - Client environment:user.home=/root2019-09-26 12:09:27,945 - INFO [main:Environment@100] - Client environment:user.dir=/usr/hdp/3.1.0.0-78/zookeeper/bin2019-09-26 12:09:27,947 - INFO [main:ZooKeeper@438] - Initiating client connection, connectString=m01.s02.hortonweb.com:2181 sessionTimeout=30000 watcher=org.apache.zookeeper.ZooKeeperMain$MyWatcher@67424e822019-09-26 12:09:28,051 - INFO [main-SendThread(m01.s02.hortonweb.com:2181):Login@294] - successfully logged in.2019-09-26 12:09:28,052 - INFO [Thread-0:Login$1@127] - TGT refresh thread started.2019-09-26 12:09:28,056 - INFO [main-SendThread(m01.s02.hortonweb.com:2181):ZooKeeperSaslClient$1@289] - Client will use GSSAPI as SASL mechanism.2019-09-26 12:09:28,067 - INFO [Thread-0:Login@302] - TGT valid starting at: Thu Sep 26 09:16:58 CEST 20192019-09-26 12:09:28,067 - INFO [Thread-0:Login@303] - TGT expires: Thu Sep 26 19:16:58 CEST 20192019-09-26 12:09:28,067 - INFO [Thread-0:Login$1@181] - TGT refresh sleeping until: Thu Sep 26 17:26:26 CEST 20192019-09-26 12:09:28,104 - INFO [main-SendThread(m01.s02.hortonweb.com:2181):ClientCnxn$SendThread@1019] - Opening socket connection to server m01.s02.hortonweb.com/192.168.0.2:2181. Find centralized, trusted content and collaborate around the technologies you use most. When starting the connect-framework everything seem to work fine, I can see logs claiming that the kerberos authentication is successfull etc. Making statements based on opinion; back them up with references or personal experience. Use any of the methods described in Getting the Apache ZooKeeper connection string for an Amazon MSK cluster to get the addresses of the cluster's Apache ZooKeeper nodes. Perhaps thats where your IDE resides, or you just dont want to Docker-ify your client? Well start with the simplest permutation here, and run both Kafka and our client within Docker on the same Docker network. Here are the recommended configurations for using Azure Event Hubs from Apache Kafka client applications. These warnings keep being generated until I kill the producer. 03:42 AM. to Kafka on Docker, AWS, or any other machine. org. That's right. There is no error and kafka data log also doesn't have any entry but the index gets updated whenever we run an producer. RUN apt-get install -y netcat, # Install the Confluent Kafka python library Created . an Apache Kafka client can use as a starting point to connect to the cluster. For more information, see Listing Amazon MSK clusters. The Kafka-setup, consisting of 3 brokers secured using Kerberos, SSL and and ACL. Thanks for contributing an answer to Stack Overflow! You should replace, this line by security_protocol=>"SSL" in output 5.1. "endpoints" where the kafka brokers are listening. I'm a little new to this subject. In order to enable authentication and authorizations of clients in a Kafka cluster, both brokers and clients need to be properly configured. requiring a consumer), add to your config: If you're also creating a source connector you'll need to replicate the above but for PRODUCER_ too. 11:04 AM. So the container can see the hosts 9092 port. When starting the connect-framework everything seem to work fine, I can see logs claiming that the kerberos authentication is successfull etc. So now the producer and consumer wont work, because theyre trying to connect to localhost:9092 within the container, which wont work. kerberoskafkaBootstrap broker host:ip (id: -1 rack: null) disconnected. Its running in a container on your laptop. This catches people out, because theyre used to their laptop being localhost, so it seems puzzling why code running on the laptop cannot connect to localhost. 5.0.4 plugin works well. kafka bootstrap broker disconnected using docker-compose Kafka Broker doesn't find cluster id and creates new one after docker restart docker-compose ERROR: bootstrap checks failed | max > virtual memory areas vm.max_map_count [65530] is too low, increase to > at least [262144] Import broker definitions into Dockerized RabbitMQ @cricket_007 I am able to connect, see edited question. at org.apache.beam.sdk.transforms . 07:11 AM, @Daniel Kozlowski - re-attaching snippet of the controller.log file, Created 09-26-2019 Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. He blogs at http://cnfl.io/rmoff and http://rmoff.net/ and can be found tweeting grumpy geek thoughts as @rmoff. 1. Connect and share knowledge within a single location that is structured and easy to search. Im not on safe grounds (more errors) yet but at least it certainly looks like your comment did the trick. Making sure youre in the same folder as the above docker-compose.yml run: Youll see ZooKeeper and the Kafka broker start and then the Python test client: You can find full-blown Docker Compose files for Apache Kafka and Confluent Platform including multiple brokers in this repository. Execute the command below for Kafka version until 1.0.0, Created Per docs, you need to also configure security on the consumer/producer for the connector (s) that Kafka Connect is running. Created To learn more, see our tips on writing great answers. How many Kafka Connect workers are you running? ENTRYPOINT [ "python", "/python_kafka_test_client.py"]. 09-25-2019 Save my name, email, and site URL in my browser for next time I post a comment. How Intuit improves security, latency, and development velocity with a Site Maintenance - Friday, January 20, 2023 02:00 - 05:00 UTC (Thursday, Jan Were bringing advertisements for technology courses to Stack Overflow, Kafka consumer fails to consume if first broker is down, Unable to run console consumer using a Kafka broker inside a Docker container, Kafka producer creation from command prompt giving broker disconnected error, org.apache.kafka.clients.NetworkClient Bootstrap broker (id: -3 rack: null) disconnected when connecting to kafka consumer via NiFi, Bootstrap broker not being used to consume from topic, WARN [Producer clientId=console-producer] Bootstrap broker localhost:2181 (id: -1 rack: null) disconnected, Card trick: guessing the suit if you see the remaining three cards (important is that you can't move or turn the cards). How do I submit an offer to buy an expired domain? Get a valid Kerberos token "kinit -kt ", 2. Now lets check the connection to a Kafka broker running on another machine. For this example, Im running Confluent Platform on my local machine, but you can also run this on any other Kafka distribution you care to. 06:50 AM @gquintana I don't see the setting security.protocol at-all, even though I set that value in the broker configuration. How Intuit improves security, latency, and development velocity with a Site Maintenance - Friday, January 20, 2023 02:00 - 05:00 UTC (Thursday, Jan Were bringing advertisements for technology courses to Stack Overflow, confluent kafka s3 connector worker failed in connecting to kafka authenticated by krb5, kafka connect hdfs sink connector is failing even when json data contains schema and payload field, Kafka producer in a multi-broker, multi-server cluster cannot write to newly created topic, Link Kafka and HDFS with docker containers, Unable to run console consumer using a Kafka broker inside a Docker container, Kafka connect doesn't find available brokers when volume attached. 07:33 AM I have an error when executing kafka when executing a message for the topic. To read more about the protocol, see the docs, as well as this previous article that I wrote. I am on LDR (Learning & Development Rotation) week again for my role in Cloudera, where each support engineer will get 1-2 weeks off the queue to learn whatever we want, that can help on our daily job. Note: The broker metadata returned is 192.168.10.83, but since thats the IP of my local machine, it works just fine. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. Toggle some bits and get an actual square, Avoiding alpha gaming when not alpha gaming gets PCs into trouble. I am trying to run this storm via local mode from my Mac. Do peer-reviewers ignore details in complicated mathematical computations and theorems? Add few messages. It will secured the Kafka topics data as well from producer to consumers. @Nishanthk3 Get the producer config from logs (as @lin-zhao did above) and check security.protocol value. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. The brokers on the list are considered seed brokers and are only used to bootstrap the client and load initial metadata. Does it has to do with the warning messages that Bootstrap broker 10.99.246.222:9091 (id: -1 rack: null) disconnected? Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. Heres an example using kafkacat: You can also use kafkacat from Docker, but then you get into some funky networking implications if youre trying to troubleshoot something on the local network. Confirm that you have two containers running: one Apache ZooKeeper and one Kafka broker: Note that were creating our own Docker network on which to run these containers, so that we can communicate between them. telnet bootstrap-broker port-number. . Why is water leaking from this hole under the sink? Created 07-24-2017 09-26-2019 Once again - thank you! 03:23 AM How Could One Calculate the Crit Chance in 13th Age for a Monk with Ki in Anydice? The broker details returned in step 1 are defined by the advertised.listeners setting of the broker(s) and must be resolvable and accessible from the client machine. 04:10 AM, Created In order to post comments, please make sure JavaScript and Cookies are enabled, and reload the page. Why are there two different pronunciations for the word Tee? After bouncing the broker to pick up the new config, our local client works perfectlyso long as we remember to point it at the new listener port (19092): Over in Docker Compose, we can see that our Docker-based client still works: What about if we invert this and have Kafka running locally on our laptop just as we did originally, and instead run the client in Docker? : bin/kafka-console-consumer.sh --bootstrap-server 59.221.101.29:19092 --topic demo_topic . Hi, I did some test on my side using original sample test5, but i can not repro your issue, from below log, you can see it will retry connection after broker down(i close the broker manually), and when the broker up, it will continually receive message, never mind the parsing error, since it not in correct format, but it did receive the messages. The ArgoCD custom resource is a Kubernetes Custom Resource (CRD) that describes the desired state for a given Argo CD cluster that allows you to configure the components which make up an Argo CD cluster. If you dont quite believe me, try running this, which checks from within the Docker container if port 9092 on localhost is open: On the Docker host machine, Kafka is up and the port is open: So how do we connect our client to our host? Before we answer that, lets consider why we might want to do this. MySQL Binlog. [2017-01-25 22:27:21,439] WARN Bootstrap broker 1.2.3.4:9092 disconnected (org.apache.kafka.clients.NetworkClient) . To get the bootstrap brokers using the API, see GetBootstrapBrokers. Below, I use a client connecting to Kafka in various permutations of deployment topology. Your email address will not be published. If the latter, do 'kinit -k -t ' (where is the name of the Kerberos principal, and is the location of the keytab file). Kafka Streams is a client library for stream analytics that is part of the Apache Kafka open-source project, but is separate from the Apache Kafka event stream broker. kafka kafka kerberos. 2) What steps did you follow to enable SSL for Kafka? [root@cluster-master maxwell-1.29.2]# vim /etc/my.cnf # [mysqld] # id server-id = 1 # binlogbinlog log-bin=mysql-bin # binlogmaxwellrow binlog_format=row # binlog binlog-do . Created on kafka GP gpsql5 . 07-25-2017 Thanks in advance. For an MSK cluster that uses IAM access control, Is there a recommended way to implement this behaviour or a property I overlooked? Click here for instructions on how to enable JavaScript in your browser. So since you're using Docker, and the error suggests that you were creating a sink connector (i.e. MOLPRO: is there an analogue of the Gaussian FCHK file? 07-26-2017 It starts off wellwe can connect! By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Why Is PNG file with Drop Shadow in Flutter Web App Grainy? In order to capture this event, I used below command to see what was sent: Keep in mind that this is a HDP cluster, not CDH, as I also need to learn a bit of Ambari side of things, so that I can help my legacy HWX colleague with their customers. This might indicate some network issues or issues with the broker running on SOMEIP:9092. The bootstrap brokers string should contain three brokers from across the Re-implement the SSL by following up exactly the steps described in here: http://docs.confluent.io/2.0.0/kafka/ssl.html, Find answers, ask questions, and share your expertise. It was happening as storm-core has a dependency of kafka-clients version: 0.10.1.0, which can be overwritten, which I did but somehow it was not excluded properly in sbt. Hello - i've enabled SSL for Kafka, and Kafka is starting up fine with SSL enable. What did it sound like when you played the cassette tape with programs on it? Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. Lets imagine we have two servers. when i start the Console Producer in PLAINTEXT Mode : when i start the Console Producer in SSL Mode : when i describe the topic, i see that the leader is 1001 & Isr has only 1001, It seems setting the parameter -> security.inter.broker.protocol = SSL causes connectivity issues between the Controller (in this case 1001) & the Brokers (1001, 1002, 1003). (in both PLAINTEXT & SSL modes). By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. list doesn't necessarily include all of the brokers in a cluster. When a client wants to send or receive a message from Apache Kafka, there are two types of connection that must succeed: What sometimes happens is that people focus on only step 1 above, and get caught out by step 2. both in Broker and Zookeeper. Run the command from the client machine. How can we cool a computer connected on top of or within a human brain? This message indicates that a connection to the bootstrap broker was established, but was disconnected before metadata could be obtained. "ERROR: column "a" does not exist" when referencing column alias, Looking to protect enchantment in Mono Black. You do this by adding a consumer / producer prefix. Kafka's Producer, Broker, and Consumer use a set of self-designed protocols based on the TCP layer. Kafka - 07Broker What happened behind the scene is that after a change is done in Atlas, an event will be produced to Kafka under topic ATLAS_ENTITIES, which will be captured by consumer, which happens to be Ranger Admin service. Kafka implements Kerberos authentication through the Simple Authentication and Security Layer (SASL) framework. The question is why & what needs to be done to fix this ? 09-25-2019 Not the answer you're looking for? Learn why configuring consumer Group IDs are a crucial part of designing your consumer application. If you still get this message after that, the TGT in the ticket cache has expired and must be manually refreshed. What often goes wrong is that the broker is misconfigured and returns an address (the advertised.listener) on which the client cannot correctly connect to the broker. Bootstrap broker host:ip (id: -1 rack: null) disconnected (org.apache.kafka.clients.NetworkClient) Every broker in the cluster has metadata about all the other brokers and will help the client connect to them as well, and therefore any broker in the cluster is also called a bootstrap server.. Its very simple and just serves to illustrate the connection process. Lets go and fix this. 09-26-2019 bootstrap.servers is a comma-separated list of host and port pairs that are the addresses of the Kafka brokers in a "bootstrap" Kafka cluster that a Kafka client connects to initially to bootstrap itself. In this example, my client is running on my laptop, connecting to Kafka running on another machine on my LAN called asgard03: The initial connection succeeds. To learn more, see our tips on writing great answers. But from what I can tell nothing in the logs seems to indicate there is something wrong. The magic thing weve done here though is adding a new listener (RMOFF_DOCKER_HACK), which is on a new port. Since it is our production-environment I have only a limited possibility to change the server-configuration. Per docs, you need to also configure security on the consumer/producer for the connector(s) that Kafka Connect is running. /usr/hdp/current/kafka-broker/bin/kafka-console-consumer.sh --bootstrap-server {kafka-host}:6667 --topic ATLAS_ENTITIES Keep in mind that this is a HDP cluster, not CDH, as I also need to learn a bit of Ambari side of things, so that I can help my legacy HWX colleague with their customers. This previously used a default value for the single listener, but now that weve added another, we need to configure it explicitly. Because advertised.listeners. The problem comes when I try to start a connect-job using curl. How to troubleshoot crashes detected by Google Play Store for Flutter app, Cupertino DateTime picker interfering with scroll behaviour. Getting this error after upgrading to 5.1.0 plugin. but still executing the command with the internal IP, kafka-console-producer.sh --broker-list 192.168.0.9:6667 -topic TestNYC, Created When a Kafka consumer cannot access the bootstrap broker it indefinitely tries to reconnect with the following message: WARN NetworkClient - [Consumer clientId=consumer-testGroup-1, groupId=testGroup] Connection to node -1 (localhost/127.1:9999) could not be established. However, when i run the Kafka console producer, it is give me error as shown below ->, Attached is the client-ssl.properties file, used to start the Console produce, Created You do this by adding a consumer/producer prefix. Makesure that the client is configured to use a ticket cache (using the JAAS configuration setting 'useTicketCache=true)' and restart the client. The text was updated successfully, but these errors were encountered: Sadly, the ssl => true doesn't set security.protocol=SSL anymore. Connect and share knowledge within a single location that is structured and easy to search. 10:55 PM. So the initial connect actually works, but check out the metadata we get back: localhost:9092. with -> security.inter.broker.protocol = PLAINTEXT, i'm able to start the Console Producer & consumer and publish & read the messages published. Asking for help, clarification, or responding to other answers. I was totaly convinced that my security configuration was "inherited" by the consumer. @Daniel Kozlowski - when i telnet (controller to broker, i.e 1001 -> 1001), here is what i seem.. seems connectivity on the ssl port is Not an issue, Created The external one would listen on localhost, while the internal one would be on kafka.And give them different port numbers. So how do we fix it? Its not an obvious way to be running things, but \_()_/. privacy statement. kafkabroker9092 jar . 07:44 AM. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. I don't know the Storm API, but I think you have a log4j config being applied at some level. How can I translate the names of the Proto-Indo-European gods and goddesses into Latin? Click here for instructions on how to enable JavaScript in your browser. The populated ACL cache is maintained and used for authorization purposes whenever an API request comes through. open. And of course, on our clients Docker container there is no Kafka broker running at 9092, hence the error. kafkatopictopictopickafka-topics.sh broker topic Note that these retries are no different . At least two bootstrap servers are recommended. We have to specify the connection type we are doing from our clients to Kafka, by default the connection is PLAINTEXT, depending on the Kafka version in use, you should try the following: 1. Sign in Error retrieving Avro schema for id 1, Subject not found. 09:09 PM, So, it seems the Kafka Broker is starting up with SSL, however - when the Controller is not able to connect to the Broker There are two types of connection from your client to the Kafka brokers that must succeed: Robin is a principal developer advocate at Confluent, the company founded by the original creators of Apache Kafka, as well as an Oracle Groundbreaker Ambassador. From kafka I see below error [2020-08-21 23:04:46,160] INFO Successfully authenticated client: authenticationID=abc@REALM.COM; org.apache.kafka.common.KafkaException: Failed to set name for 'domain@REALM' based on Kerberos authentication rules. You would need to use, Kafka consumer should fail on "Bootstrap broker disconnected", Microsoft Azure joins Collectives on Stack Overflow. ADD python_kafka_test_client.py / when I run logstash, I get "boostrap broker disconnected" error from logstash. topic is created on kafka. 06:08 AM. Follow our guide at https://www.cloudera.com/documentation/kafka/latest/topics/kafka_command_line.html for using the command line tools.

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