The problem is that the user dr.who who is launching the applications through the Ambari's API We find another solution, we do not give access with ranger to the user dr.who and the port 8088 closed ... View more

This solution works, but it is strange that 5 different clusters of 5 different companies have the same attack at the same time. ... View more

We have the same issue, it started at the same moment (30 April and restarts 1 May) and we are using HDP 2.6, do you think is a Hortonworks error or a time bomb? Please, if anyone finds a solution, please tell us in this post ... View more