[jira] [Assigned] (AMBARI-20726) Availability alert does not show status properly after Turn Off Maintenance Mode

["Qin Liu (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/AMBARI-20726?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Qin Liu reassigned AMBARI-20726:
--------------------------------

    Assignee: Qin Liu

> Availability alert does not show status properly after Turn Off Maintenance Mode
> --------------------------------------------------------------------------------
>
>                 Key: AMBARI-20726
>                 URL: https://issues.apache.org/jira/browse/AMBARI-20726
>             Project: Ambari
>          Issue Type: Bug
>          Components: alerts
>    Affects Versions: 2.4.2
>            Reporter: Qin Liu
>            Assignee: Qin Liu
>            Priority: Minor
>             Fix For: trunk
>
>
> Availability alert does not show status properly after Turn Off Maintenance Mode.
> Steps to reproduce:
> Scenario 1
> 1. Turn On Maintenance Mode on one RegionServer
> 2. Stop the RegionServer after that
> 3. No red alerts came as expected.
> Percent RegionServers Available - OK affected: [0], total: [1]
> 4. Now Turned Off Maintenance Mode, still kept the Region Server down.
> But Percent RegionServers Available alert still showing "OK"
> Scenario 2:
> 1) Stopped one RegionServer - Red alert seen as expected
> Percent RegionServers Available - CRIT affected: [1], total: [1] 
> 2) Now Turned On Maintenance Mode - For RegionServer status, Red alert gone as expected
> But Percent RegionServers Available alert showing "CRIT"



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