Thank you for reading! We are using docker-compose to start an instance of Hadoop on a local dev machine (Mac). Recently we began seeing the following error in the hadoop container, in the /var/log/hadoop-yarn-resource-manager.log file: 1-08-31 03:07:02,108 INFO [main] ipc.CallQueueManager (CallQueueManager.java:<init>(75)) – Using callQueue: class java.util.concurrent.LinkedBlockingQueue scheduler: class org.apache.hadoop.ipc.DefaultRpcScheduler 2021-08-31 03:07:02,198 INFO [main] service.AbstractService (AbstractService.java:noteFailure(272)) ..
Hadoop was run on the local machine with docker-compose.yml. And tried to upload a file to HDFS from the Web UI, but the following results occurred: Couldn’t upload the file bar.txt Symptoms folders can be created on the Web UI. browser devtools fails to network request Attempt 1 checked and found that the network call ..
I have a docker-compose with Flink (JobManager and TaskManager from Flink Playground) and HDFS(NameNode and DataNode). I want to make pipeline (Flink to HDFS) but have an Exception: Caused by: org.apache.flink.core.fs.UnsupportedFileSystemSchemeException: Could not find a file system implementation for scheme ‘hdfs’. The scheme is not directly supported by Flink and no Hadoop file system to ..
I have been struggling to run Hive queries from the HiveOperator task. Hive and Airflow are installed in docker containers and I can query Hive tables from python code from the Airflow container and also via Hive CLI successfully. But when I run Airflow DAG, I see an error stating that the hive/beeline file is ..
I am trying to run Hadoop with docker-compose. I found this https://github.com/big-data-europe/docker-hadoop, which I changed a bit to fit my purposes. It mostly works but ResourceManager doesn’t open. I am leaving down here both the code for the Hadoop services in docker-compose and the error message I get in the logs of ResourceManager. Unfortunately, MapReduce ..
I am running hadoop 2.7.0 on different docker containers linked with docker swarm. Just like the screenshot below I want to change or redirect the inner links of nodemanagers from the yarn resource manager to access them outside the docker container Because when you click on a nodemanger you get the link that was generated ..
Below is one of my container in hadoop system. I want to keep the container running after I use "docker-compose up -d". I have used the command "/usr/bin/yes" to keep the container running. However, it wastes resources. Is there any answer? Thank you. version: "3.0" services: Active_NN: container_name: active_nn image: active_nn user: root privileged: true ..
Following these instructions, I get to the point where I want to execute pyspark. First, some perhaps useful information about what is going on: [email protected]:~/docker-hadoop-spark$ docker ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 0d3a7c199e40 bde2020/spark-worker:3.0.0-hadoop3.2 "/bin/bash /worker.sh" 39 minutes ago Up 18 minutes 0.0.0.0:8081->8081/tcp spark-worker-1 c57ee3c4c30e bde2020/hive:2.3.2-postgresql-metastore "entrypoint.sh /bin/u2026" 50 minutes ago Up ..
I need to put the file in hdfs using the airflow dag task. So, basically, I have installed docker and inside that, I have installed airflow, namenode, datanode, resourcemanager, etc. So by doing ssh over namenode I’m able to put file in hdfs cluster. But I want to put file in hdfs using airflow dag ..
I have installed apache hadoop and hive using a docker-compose.yml file. I tried to connect to the hive server using /opt/hive/bin/beeline -u jdbc:hive2://hiveserver:10000 but it doesnt seem to work and gives following error I tried checking the logs for datanode and namenode on docker desktop which shows following namenode datanode Any help would be a ..