Hi Duo,
It would be good to include the HBase users mailing list to see if
anyone is using the feature before deprecating it.
On Sun, Apr 21, 2019 at 5:48 AM 张铎(Duo Zhang) <[email protected]> wrote:
> I'm working on HBASE-21512, where I want to rebuild the sync client based
> on the async client, so I need to support all the features of sync client
> in async client.
>
> And there is a 'Preemptive Fast Fail' feature which was introduced
> in HBASE-12075, and the implementation is deeply tied with the rpc retrying
> framework of sync client, which makes it a bit difficult to be implemented
> in async client. What's more, I think the problem here is almost the same
> with HBASE-16388, that we do not want a slow or broken region server to
> hang all the client threads.
>
> I think we can mark it as deprecated on branch-2, and remove it on master.
> Just let users use the feature introduced in HBASE-16388 instead.
>
> Suggestions are welcomed. Thanks.
>
