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https://issues.apache.org/jira/browse/HBASE-20951?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16796712#comment-16796712
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Allan Yang commented on HBASE-20951:
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{quote}
Meaning, we would be able to keep everything inside of HBase already.
{quote}
Thanks for your reply, I got it, [~elserj]! 

> Ratis LogService backed WALs
> ----------------------------
>
>                 Key: HBASE-20951
>                 URL: https://issues.apache.org/jira/browse/HBASE-20951
>             Project: HBase
>          Issue Type: New Feature
>          Components: wal
>            Reporter: Josh Elser
>            Assignee: Josh Elser
>            Priority: Major
>
> Umbrella issue for the Ratis+WAL work:
> Design doc: 
> [https://docs.google.com/document/d/1Su5py_T5Ytfh9RoTTX2s20KbSJwBHVxbO7ge5ORqbCk/edit#|https://docs.google.com/document/d/1Su5py_T5Ytfh9RoTTX2s20KbSJwBHVxbO7ge5ORqbCk/edit]
> The (over-simplified) goal is to re-think the current WAL APIs we have now, 
> ensure that they are de-coupled from the notion of being backed by HDFS, swap 
> the current implementations over to the new API, and then wire up the Ratis 
> LogService to the new WAL API.



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