As called out in https://community.hortonworks.com/questions/37192/error-no-package-python27-available-while-setting.html running the command will not complete successfully: yum install python27 This is because a dependency in the tutorial uses capital "SCL" instead of lowercase "scl" yum install centos-release-SCL This will fail with a package not found. If we change this to centos-release-scl, the package downloads, installs and then we can successfully run yum install python27 Is this the right place to put this error for correction? ... View more

I've noticed on the website, the tutorials don't have dates (created/modified). http://hortonworks.com/hadoop-tutorial/ Is this on purpose? As an end-user, the first thing I look for is a date on a tutorial. Do we not put the date on purpose? Is the end-user to assume the tutorials are newer (within the last year or two)? Also - as an end-user if I followed a tutorial and something changed, I would like see a date (modified) to know something has changed - so I can either re-do the tutorial or apply the changes. ... View more

If I'm using the defaulted authentication/authorization for Ambari "By default, Ambari uses an internal database as the user store for authentication and authorization", are there any plugins or future plans to add lockouts (on too many failed login attempts)? I just recently watched a video that stated "in the cloud - Ambari can be a target for hackers with default credentials". Aside from changing the admin password - brute force techniques can still be used, correct? To my knowledge, unless I configure Ambari with LDAP (that uses a lockout time), there is no way to currently set lockouts in Ambari - is this correct? ... View more