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From Andrew Wang <andrew.w...@cloudera.com>
Subject Re: [VOTE] Merge Resource Types (YARN-3926) to branch-3.0
Date Tue, 24 Oct 2017 18:08:58 GMT
+0

On Tue, Oct 24, 2017 at 10:56 AM, Daniel Templeton <daniel@cloudera.com>
wrote:

> I'd like to formally start the voting process for merging the
> resource-types branch into branch-3.0.  The resource-types branch is a
> selective backport of JIRAs that were already merged into trunk in a
> previous merge vote for YARN-3926 (resource types) [1].  For a full
> explanation of the feature, benefits, and risks, see the previous DISCUSS
> thread [2].  The vote will be 7 days, ending Tuesday Oct 31 at 11:00AM PDT.
>
> In summary, resource types adds the ability to declaratively configure new
> resource types in addition to CPU and memory and request them when
> submitting resource requests.  The resource-types branch currently
> represents 32 patches from trunk drawn from the resource types umbrella
> JIRAs: YARN-3926 [3] and YARN-7069 [4].
>
> Key points:
> * If no additional resource types are configured, the user experience with
> YARN remains unchanged.
> * Performance is the primary risk. We have been closely watching the
> performance impact of adding resource types, and according to current
> measurements the impact is trivial.
> * This merge vote is for resource types excluding the resource profiles
> feature which was included in the original merge vote [1].
> * Documentation is available in trunk via YARN-7056 [5] with improvements
> pending review in YARN-7369 [6].
>
> Refreshed performance numbers on the resource-types branch are pending,
> and I'll post them to this thread as soon as they're ready.
>
> Thanks!
> Daniel
>
> [1] http://mail-archives.apache.org/mod_mbox/hadoop-yarn-dev/201
> 708.mbox/%3CCAD++eCm6xSs4_kXP4Audf85_rGg4pZxKuOx7u2VP8tfzmY4
> Pcg@mail.gmail.com%3E
> [2] http://mail-archives.apache.org/mod_mbox/hadoop-yarn-dev/201
> 710.mbox/%3Caa2bcc6d-9d88-459d-63f4-5bb43e31f4f4%40cloudera.com%3E
> [3] https://issues.apache.org/jira/browse/YARN-3926
> [4] https://issues.apache.org/jira/browse/YARN-7069
> [5] https://issues.apache.org/jira/browse/YARN-7056
> [6] https://issues.apache.org/jira/browse/YARN-7369
>
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