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Posted to dev@ambari.apache.org by GitBox <gi...@apache.org> on 2022/10/09 12:50:15 UTC
[GitHub] [ambari] smallyao opened a new pull request, #3387: Web Should Not Support Enabling NameNode Federation If Hosts Numbers Less than 4
smallyao opened a new pull request, #3387:
URL: https://github.com/apache/ambari/pull/3387
## What changes were proposed in this pull request?
If hosts number is less than 4, namenode federation wizard shoud not be allowed.
## How was this patch tested?
Tested in local vm cluster,
After applying this patch, if hosts number is less than 4, the button is gray and cann't enable nn federation .
(Please explain how this patch was tested. Ex: unit tests, manual tests)
(If this patch involves UI changes, please attach a screen-shot; otherwise, remove this)
Please review [Ambari Contributing Guide](https://cwiki.apache.org/confluence/display/AMBARI/How+to+Contribute) before opening a pull request.
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[GitHub] [ambari] kevinw66 commented on pull request #3387: AMBARI-25753：Web Should Not Support Enabling NameNode Federation If Hosts Number Less than 4
Posted by GitBox <gi...@apache.org>.
kevinw66 commented on PR #3387:
URL: https://github.com/apache/ambari/pull/3387#issuecomment-1272855773
Considering that when HA is enabled, we need at least 4 hosts to add new namenode and it's standby namenode. It's reasonable we disable the button when host number is less than 4.
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[GitHub] [ambari] kevinw66 merged pull request #3387: AMBARI-25753：Web Should Not Support Enabling NameNode Federation If Hosts Number Less than 4
Posted by GitBox <gi...@apache.org>.
kevinw66 merged PR #3387:
URL: https://github.com/apache/ambari/pull/3387
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