Member since
09-18-2015
216
Posts
208
Kudos Received
49
Solutions
My Accepted Solutions
Title | Views | Posted |
---|---|---|
944 | 09-13-2017 06:04 AM | |
1892 | 06-27-2017 06:31 PM | |
1872 | 06-27-2017 06:27 PM | |
8332 | 11-04-2016 08:02 PM | |
8976 | 05-25-2016 03:42 PM |
12-14-2015
02:42 PM
Anshul, what is output for "free -g" and also output for "df -h"?
... View more
12-10-2015
10:22 PM
@Alejandro FernandezThere is no guidance on Sizing database server i.e. CPUs, RAM required for Database Server for small to medium and large clusters.
... View more
12-10-2015
10:20 PM
I would be interested in planning for Hardware i.e. CPU and RAM for the database server(s). Disk requirement won't be high and not much concerning.
... View more
12-10-2015
10:03 PM
MapReduce job would not fail on a typical HDP cluster unless there is only one Datanode+Node Manager in the cluster. MapReduce tasks would fail on the datanode if datanode goes down but the same failed tasks on failed node (Datanode+NM) would be allocated on other datanodes where other replica of Data is present and MR job would continue.
... View more
12-10-2015
09:55 PM
2 Kudos
What’s the approximate load on DB if we collocate ambari, oozie, hive, ranger admin & audit etc on the same DB cluster? - Cluster Size ~ <100 nodes, 100-500 nodes, 500-1000 nodes and 1000+ - Number of Users for Hive and Oozie ~100+
... View more
Labels:
- Labels:
-
Apache Ambari
-
Apache Hive
-
Apache Oozie
12-08-2015
03:48 AM
Does Ambari supports MySQL HA, I think Ambari HA is not officially documented or supported currently. But it can be achieved by having two different Ambari Server instances pointing to Active Active DB replication setup for MySQL/Postgres.
... View more
11-21-2015
02:38 AM
4 Kudos
You are hitting https://issues.apache.org/jira/browse/AMBARI-13254 where Ambari filters are not working correctly. I did hit this issue couple of times in last two weeks while fresh install and upgrades. Please file support case to see if it is resolved. It is resolved in Ambari2.1.2.2 AFAIK. To apply patch:
1. Copy web-2.1.2-hotfix-for-AMBARI-13254.tgz to /usr/lib/ambari-server on the Ambari Server host
2. ssh as root into Ambari Server host and run the following commands: cd /usr/lib/ambari-server
mv web web-orig
tar zxvf web-2.1.2-hotfix-for-AMBARI-13254.tgz
service ambari-server restart
... View more
11-21-2015
02:24 AM
@Saumil MayaniHDP2.3.2 has Hive 1.2.1? Did you mean HDP 2.2.x or HDP2.3.x?
... View more
11-21-2015
02:17 AM
"Check for misconfiguration" did not show any error. It was all OK. Wrote the solution below.
... View more
11-21-2015
01:53 AM
1 Kudo
This is a BUG in HDP2.2.0 onwards. It can be fixed as following: ####hadoop-httpfs is broken
####Note: Replace 2.2.8.0-3150 with correct version of HDP2.2.x i.e. for HDP2.2.6, it is 2.2.6.0-2800 and for HDP2.2.8, it is 2.2.8.0-3150.
ln -s /usr/hdp/2.2.8.0-3150/etc/rc.d/init.d/hadoop-httpfs /etc/rc.d/init.d/hadoop-httpfs
ln -s /usr/hdp/2.2.8.0-3150/hadoop/libexec/ /usr/hdp/2.2.8.0-3150/hadoop-httpfs/libexec
ln -s /usr/hdp/2.2.8.0-3150/hadoop-httpfs/webapps /etc/hadoop-httpfs/tomcat-deployment/webapps
####Additionally, we need to add the jdk_path (Please change according to your environment) to /etc/hadoop-httpfs/conf/httpfs-env.sh:
export JAVA_HOME=/usr/jdk64/jdk1.7.0_67/
service hadoop-httpfs start
###Start Hue Service
service hue start
... View more