[AMBARI-25363] Daily Namenode Heap Usage alert does not work

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 2.7.4
• Fix Version/s: 2.7.4
• Component/s: ambari-server
• Labels: pull-request-available
• Assignee: Papirkovskyy Myroslav
• Reporter: Papirkovskyy Myroslav
• Created: 20/Aug/19 13:43
• Updated: 27/Apr/24 11:09
• Resolved: 22/Aug/19 09:21

Description

Daily NameNode Heap Usage alert has Unknown status with There are not enough data points to calculate the standard deviation (0 sampled) response.
It is caused by invalid case of appId alert property in alert definition.

Issue Links

• links to: GitHub PR#3581
• links to: GitHub Pull Request #3071