cloudera-manager

问题 I am installing cloudera manager on local machine. When trying to add new host getting following error Installation failed. Failed to receive heartbeat from agent. Ensure that the host's hostname is configured properly. Ensure that port 7182 is accessible on the Cloudera Manager server (check firewall rules). Ensure that ports 9000 and 9001 are free on the host being added. Check agent logs in /var/log/cloudera-scm-agent/ on the host being added (some of the logs can be found in the

问题 Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed 4 days ago . Improve this question As Cloudera official blog said, there is no free version of CDH from 6.3.3, they would make the Cloudera Manager to open source, but not yet. Is there any other project like Cloudera Manager? which can manage Hadoop components by Web UI, especially belongs to

问题 We facing some issue in beeline while we connecting via beeline to hbase table. We have two hiveserver2, one of the node we got this error like: INFO : Query ID = hive_20190719154444_babd2ce5-4d41-400b-9be5-313acaffc9bf INFO : Total jobs = 1 INFO : Launching Job 1 out of 1 INFO : Starting task [Stage-0:MAPRED] in serial mode INFO : Number of reduce tasks is set to 0 since there's no reduce operator ERROR : FAILED: Execution Error, return code -101 from org.apache.hadoop.hive.ql.exec.mr

问题 We facing some issue in beeline while we connecting via beeline to hbase table. We have two hiveserver2, one of the node we got this error like: INFO : Query ID = hive_20190719154444_babd2ce5-4d41-400b-9be5-313acaffc9bf INFO : Total jobs = 1 INFO : Launching Job 1 out of 1 INFO : Starting task [Stage-0:MAPRED] in serial mode INFO : Number of reduce tasks is set to 0 since there's no reduce operator ERROR : FAILED: Execution Error, return code -101 from org.apache.hadoop.hive.ql.exec.mr

问题 I'm installing a small cloud (10 nodes) using the free Cloudera Manager. Should I dedicate a server to Cloudera Manager, or can it be installed on one of the compute nodes? What's the best practice? I have an extra server to install the manager on, if that is a better idea. 回答1: Yes, you should include the Cloudera Manager host itself in your cloud. In the Cloudera Manager installer, it says: Cloudera recommends including Cloudera Manager server's host because it is often used for the

问题 When using Cloudera Manager I can access to the hdfs-site.xml file via : Cloudera Manager > Cluster > HDFS > Instances > (NameNode, for example)> Processes COnfiguration Files > hdfs-site.xml Then the URL points to : http://quickstart.cloudera:7180/cmf/process/8/config?filename=hdfs-site.xml Is this file accessible directly via the file system and if yes, where is it located 回答1: The configurations set in the Cloudera Manager are stored in the Cloudera Manager Database. They are not persisted

问题 I have been trying to setup Kerberos for CDH 4.5 which was setup using the Cloudera Manager Installer. The instructions are from the following link: http://www.cloudera.com/content/cloudera-content/cloudera-docs/CM4Ent/4.5.2/Configuring-Hadoop-Security-with-Cloudera-Manager/cmeechs_topic_4.html After setting up and KDC I copied the JCE policy for Java 6 files to the following location: /usr/java/jdk1.6.0_31/lib/security/ Following is my "/var/kerberos/krb5kdc/kdc.conf" file: [kdcdefaults] kdc

问题 I have two PC's with CentOS 6.5 client86-101.aihs.net 80.94.86.101 client86-103.aihs.net 80.94.86.103 cloudera-manager-server installed on client86-101.aihs.net. I have the problem on detecting Cloudera Manager Server(3rd step on cluster installation.) Issue trace: BEGIN host -t PTR 80.94.86.101 101.86.94.80.in-addr.arpa domain name pointer client86-101.aihs.net. END (0) using client86-101.aihs.net as scm server hostname BEGIN which python END (0) BEGIN python -c 'import socket; import sys; s

问题 I have a CDH 5.3 instance. I start the hive-server2 by first starting the hive-metastore and then the hive-server from command line. After this I use beeline to connect to my hive-server2 but apparently it is not able to so. Could not open connection to jdbc:hive2://localhost:10000: java.net.ConnectException: Connection refused (state=08S01,code=0) Another issue, I tried to see if the hive-server2 was listening on port 10000. I did " sudo netstat -tulpn | grep :10000 " but none of the

问题 I have a CDH 5.3 instance. I start the hive-server2 by first starting the hive-metastore and then the hive-server from command line. After this I use beeline to connect to my hive-server2 but apparently it is not able to so. Could not open connection to jdbc:hive2://localhost:10000: java.net.ConnectException: Connection refused (state=08S01,code=0) Another issue, I tried to see if the hive-server2 was listening on port 10000. I did " sudo netstat -tulpn | grep :10000 " but none of the