I'm trying to determine which PMML evaluator Streamline uses to back the PMML component. Given the conversation listed below, Apache-compatible PMML evaluators are hard to come by. https://community.hortonworks.com/questions/3020/anyone-know-of-a-java-pmml-evaluator-with-an-apach.html ... View more

Has anyone successfully completed an installation of HDP 2.5.0 on RHEL 6.7? The documentation says it support 6.X, but I'm getting the following error: resource_management.core.exceptions.Fail: Execution of '/usr/bin/yum -d 0 -e 0 -y install hadoop_2_5_0_0_1245-yarn' returned 1. Error: Package: 1:cups-1.4.2-50.el6_4.5.x86_64 (rhel6) Requires: cups-libs = 1:1.4.2-50.el6_4.5 Installed: 1:cups-libs-1.4.2-72.el6.i686 (@anaconda-RedHatEnterpriseLinux-201507020259.x86_64/6.7) cups-libs = 1:1.4.2-72.el6 Available: 1:cups-libs-1.4.2-50.el6_4.5.i686 (rhel6) cups-libs = 1:1.4.2-50.el6_4.5 You could try using --skip-broken to work around the problem You could try running: rpm -Va --nofiles --nodigest 1:1.4.2-50.el6_4.5 appears to be the version which shipped with RHEL 6.5. Is there support for HDP 2.5.0 on RHEL 6.7? ... View more

Has a consensus formed around the best tool stack for implementing the Lambda Architecture on HDP? I'm particularly interested in the "serving" and "speed" layers. In "Big Data: Principles and best practices of scalable real-time data systems", Nathan Marz mentions using ElephantDB for the serving layer, but I'm trying to limit myself to tools included in the HDP/HDF stacks. ... View more