@bsaini@hortonworks.com Continue to the above explanation of Container expiring Very good explanation in this blog "With YARN and MapReduce 2, there are no longer pre-configured static slots for Map and Reduce tasks. The entire cluster is available for dynamic resource allocation of Maps and Reduces as needed by the job" With YARN and MapReduce 2, there are no longer pre-configured static slots for Map and Reduce tasks. The entire cluster is available for dynamic resource allocation of Maps and Reduces as needed by the job. In our example cluster, with the above configurations, YARN will be able to allocate on each node up to 10 mappers (40/4) or 5 reducers (40/8) or a permutation within that. ... View more

@dbaev@hortonworks.com Tivoli Access Manager has been renamed to ISAM This blog talks about TAM integration with Knox. Based on this , the answer is Yes Blog With Knox, we support SSO, so for all the REST APIs that you expose to your Hadoop end users, you can support the SSO through Knox. For example, when you deploy Knox, it supports CA SiteMinder, Oracle Access Management Suite or Tivoli Access Manager. You can deploy Knox with an Apache HTTP Server and leverage its integration, or you can directly integrate with Knox. IBM Tivoli Access Manager (TAM) is an authentication and authorization solution for corporate web services, operating systems, and existing applications.[1] Tivoli Access Manager runs on various operating system platforms such as Unix (AIX, Solaris, HP-UX), Linux, and Microsoft Windows. It has been renamed as IBM Security Access Manager (ISAM), in line with the renaming of other Tivoli products, such as TIM turned ISIM. ... View more

Thanks for posting the solution. Only 1 entry needs to be updated. Don't change the following entry ... View more