Hi, I've a 5 node MapR cluster running on MapR Version 5.2. Each server has 250GB Memory and 15TB disk space. I noticed that there's a considerable amount of /tmp space used and it's growing as more users are trying to run their applications/jobs. In /tmp there're user caches that got created with each user(user id) that are trying to run jobs.… Show more
Hello Team, We have a new requirement that where everyone asking us to configure to kill user jobs (Yarn/Spark/Hive etc) which runs > x number of hours. Is there a parameter that we can setup in MapR? Monitoring cluster 24*7 and killing manually is lot of effort. Apparently the users are claiming that this possible in Horton works using Ambari.… Show more
Hi Team, I am trying to connect MAPR Drill driver to hadoop cluster. The connection works successfully (tested ok) in direct mode. The connection gives an error in zookeeper quorum mode. Error - [MapR][Drill] (1010) Error occurred while trying to connect: [MapR][Drill] (10) Failure occurred while trying to connect to… Show more
Both Kafka Connect and StreamSets Data Collector are open source Apache licensed projects that can help you with getting event streams in and out of Apache Kafka/MapR Streams and build data pipelines. Both Kafka Connect and StreamSets Data Collector have advantages and disadvantages. As I did not find anywhere a comparison of Kafka Connect versus… Show more
Hi All, We installed and configured Grafana in our UAT cluster the UI which come up with default 3 dashboards cldb , node and volume. I see an exclamatory mark in red near Node Dashboard. I tried to fix it by adding a parameter in opentsdb.conf and then took a restart of opentsdb and grafana so was able to make CLDB Dashboard but the issue is… Show more
I began the course ADM 201 - Configure a MapR Cluster when it was free. can you continue it?
Hi Cesar García Martínez, If you registered ADM 201 before May 9, 2017, you can still access the course by clicking the drop-down in your Profile, in the upper left corner. There you'll see a list of everything you ever enrolled in. Click any course link, and that course opens. Courses in your Profile list remain yours to take and re-take. For…
Could someone please tell me where to download the ADM2000 Lab Guide thanks.