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https://issues.apache.org/jira/browse/HDDS-12495?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17935353#comment-17935353
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Ethan Rose commented on HDDS-12495:
-----------------------------------

we can use {{getBlock}} in the initial implementation. If we want to optimize 
this further we can add a new API later as described in HDDS-12593.

> Add metadata flag to check block existence in ozone debug verify replicas
> -------------------------------------------------------------------------
>
>                 Key: HDDS-12495
>                 URL: https://issues.apache.org/jira/browse/HDDS-12495
>             Project: Apache Ozone
>          Issue Type: Sub-task
>            Reporter: Sarveksha Yeshavantha Raju
>            Assignee: Sarveksha Yeshavantha Raju
>            Priority: Major
>
> For each key under {{<URI>}}, the client does checks on all the replicas 
> based on the flags provided. 
> Client uses the block info to check on the replicas as specified by the flags:
>  * {{--metadata}}: Only check block existence by {{GetBlock}} calls to the 
> datanodes without downloading data.
>  



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