[AMBARI-24676] Issues w.r.t Manage Journal Nodes (Particularly deletion) in HA enabled cluster.

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 2.7.1
• Fix Version/s: 2.8.0
• Component/s: ambari-web
• Labels: pull-request-available
• Assignee: Aleksandr Kovalenko
• Reporter: Aleksandr Kovalenko
• Created: 23/Sep/18 23:52
• Updated: 24/Sep/18 14:02
• Resolved: 24/Sep/18 11:52

Description

1. we have a cluster of 6 hosts (postfixes are 5, 6, 8, 9, 10 and 14)
2. this is a federated cluster with two namespaces: ns1 and ns2
3. Namenode HA is enabled; JNs are located on 5, 6, and 14
4. Added a new JN using the "Manage Journalnodes" wizard on host 8
5. Removed an existing JN using the "Manage Journalnodes" wizard from host 6
6. Relevant configurations after these steps:

   dfs.namenode.shared.edits.dir=qjournal://ctr-e138-1518143905142-472105-01-000014.host.site:8485;ctr-e138-1518143905142-472105-01-000008.host.site:8485;ctr-e138-1518143905142-472105-01-000005.host.site:8485/ns1,ns2
   dfs.namenode.shared.edits.dir.ns1=qjournal://ctr-e138-1518143905142-472105-01-000005.host.site:8485;ctr-e138-1518143905142-472105-01-000006.host.site:8485;ctr-e138-1518143905142-472105-01-000014.host.site:8485/ns1
   dfs.namenode.shared.edits.dir.ns2=qjournal://ctr-e138-1518143905142-472105-01-000005.host.site:8485;ctr-e138-1518143905142-472105-01-000006.host.site:8485;ctr-e138-1518143905142-472105-01-000014.host.site:8485/ns2
   

Issue Links

• links to: GitHub Pull Request #2363