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https://issues.apache.org/jira/browse/HDFS-14059?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16684294#comment-16684294
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Plamen Jeliazkov commented on HDFS-14059:
-----------------------------------------

Hi [~vagarychen], yes for (1) I have this configured on purpose as I use it. 
The question really is do we want to see this message if we are going from 
Standby <-> Observer? I feel like it should be an allowed operation with no 
`-forceManual` necessary. I believe [~shv] agrees as well -- what do you think?

Yes I also suspect for (2) that HDFS-14035 will fix it.

I have also found a small nit now, let's called it (3):

In ObserverReadProxyProvider there is a warn message in lines 296-298:
{code:java}
        LOG.warn("{} observers have failed for read request {}; also found " +
            "{} standby and {} active. Falling back to active.",
            failedObserverCount, standbyCount, activeCount, method.getName());
{code}
Seems the arguments are out of order, should probably be `failedObserverCount, 
method.getName(), standbyCount, activeCount`.

> Test reads from standby on a secure cluster with Configured failover
> --------------------------------------------------------------------
>
>                 Key: HDFS-14059
>                 URL: https://issues.apache.org/jira/browse/HDFS-14059
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: test
>            Reporter: Konstantin Shvachko
>            Assignee: Plamen Jeliazkov
>            Priority: Major
>
> Run standard HDFS tests to verify reading from ObserverNode on a secure HA 
> cluster with {{ConfiguredFailoverProxyProvider}}.



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