We use maprticket based authentication for security ie userticket/serviceticket combination. we are analysing on using REST APIs instead of maprcli commands for volume creation, table creation etc. But we see REST APIs are authenticated via PAM instead of usertickets/servertickets. Is there any option to make REST APIs to use tickets… Show more
There is a "Sqoop2 Down Alarm" on one of my nodes. The issue is I have removed the sqoop service from the node and reconfigured the system. yet this alarm persists. kindly help. Thanks in advance.
Hi, I am testing the above and have looked at examples in GitHub - mapr-demos/ojai-spark-connector-sample . Each row of my data needs 3 field to combine to create a row's uniqueness. How do I create the composite key in .saveToMapRDB("/tmp/tesdata", createTable = true, idFieldPath=). Please advice.
The connector supports saving PairedRDD so we can use map to convert key to a composite key. Replace the following line mapr-demos/ojai-spark-connector-sample with allUsers.map(person => (person._id + "-" + person.firstName + "-" + person.lastName, person)).saveToMapRDB("/tmp/UserInfo", createTable = true) The output would look something…
Hello All, Can we have LB for sentry ? are there any pre-requites?
At node verification phase, DNS inconsistent warning appears. It shows "One or more hostnames failed forward/reverse Dns check". I tried to resolve this issue but the issue wasn't resolve. So, I tried installing MAPR with this warning. Installation fails after some time. It is seen slave2.aptus.com was not able to install properly. I have… Show more
Hi , I am new to Map R . I wanted to read data from Map R and write data to Map R using c# Program . What are the options available to connect and integrate with Map R using c# . If you can point me to the correct tutorial or documentation link that will be helpful . Thanks , Regards, S.
Hi , I am trying to run Apache Flink in YARN using MAPR 5.2 Sandbox. Below steps, I followed to install and start yarn-session. tar xvzf flink-1.3.2-bin-hadoop27-scala_2.10.tgz cd flink-1.3.2/ export YARN_CONF_DIR=/opt/mapr/hadoop/hadoop-2.7.0/etc/hadoop/ export HADOOP_CONF_DIR=/opt/mapr/hadoop/hadoop-2.7.0/etc/hadoop/ export… Show more
Author: Venkata Sowriraja, last modified by Hassan Shaik Original Publication Date: April 21, 2015 Environment: MapR Client 4.0.1 or 4.0.2 Symptoms: Below error messages are shown in console java.lang.UnsatisfiedLinkError: com.mapr.fs.jni.MapRClient.init(ILjava/lang/String;ZZILcom/mapr/fs/jni/MapRConstants$JniUsername;IIIIIII)I…
I've tried to download this (about 3 times on internet cafe) since I want to install mapr faster and generally to lower our bandwidth consumption. But everytime I download this it always return me unmatched sha1 and md5 on the repository. And I even try to use the package to perform installation but unfortunately fail. Error on yum download… Show more
Hi Mark Dendrix Garcia, Takeshi has verified that Local/Shared repository sha1 of MEP-3.0.1 package is corrupted and filed for a bug fix. We announced today the maintenance release of 3.0.2. Please check out https://community.mapr.com/community/products/blog/2017/11/21/announcing-mep-302-203-114. Thanks.
How can debug or trace logging be enabled for the mapr odbc windows driver. There is a Logging option which has, Log Level, Log Path and Log Namespace. But if I put in a log path, I get nothing, same for Log Namespace. How can I get Debug logging working?
I am using mapr-setup.sh to run the mapr installer. All processes were Success, but I couldn't get access to the URL it was given. [root@mapr01 ~]# /tmp/mapr-setup.sh -p 172.20.23.252:8080 -y MapR Distribution Initialization and Update Copyright 2017 MapR Technologies, Inc., All Rights Reserved http://www.mapr.com Install required packages?… Show more
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