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https://issues.apache.org/jira/browse/HDDS-3633?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Shashikant Banerjee resolved HDDS-3633.
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    Fix Version/s: 0.6.0
       Resolution: Fixed

> Improve UniqueId.next() efficiency
> ----------------------------------
>
>                 Key: HDDS-3633
>                 URL: https://issues.apache.org/jira/browse/HDDS-3633
>             Project: Hadoop Distributed Data Store
>          Issue Type: Improvement
>            Reporter: Sammi Chen
>            Assignee: Sammi Chen
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 0.6.0
>
>
> Currently,  UniqueId.next leverages 
> Calendar.getInstance(UTC_ZONE).getTimeInMillis() to get a unique key.  
> Calendar.getInstance(UTC_ZONE) will create an object every time which is not 
> efficient. Use System.currentTimeMillis() will be more efficient.  



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