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From: Arun C Murthy <acm@hortonworks.com>
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Subject: Re: Thinking ahead to 2.4
Date: Mon, 17 Feb 2014 21:44:00 -0800
References: <4801989B-2C3D-4407-8954-F0654326E960@hortonworks.com>
To: "common-dev@hadoop.apache.org" <common-dev@hadoop.apache.org>,
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Other than Azuryy I haven't heard from HDFS folks. To help move this discus=
sion along, I've created branch-2.4. Let's continue discussions here.

Committers, please exercise caution to ensure we only commit necessary bug-=
fixes henceforth.

thanks,
Arun

On Feb 15, 2014, at 2:59 PM, Arun C Murthy <acm@hortonworks.com> wrote:

> Folks,
>=20
>  With hadoop-2.3 nearly done, I think it's time to think ahead to hadoop-=
2.4. I think it was a good idea to expedite release of 2.3 while we finishe=
d up pieces that didn't make it in such as HDFS Caching & Support for Heter=
ogenous Storage.
>=20
>  Now, most of the key pieces incl. Resource Manager Automatic Failover (Y=
ARN-149), Application History Server (YARN-321) & Application Timeline Serv=
er (YARN-1530) are either complete or very close to done, and I think we wi=
ll benefit with an extended test-cycle for 2.4 - similar to what happened w=
ith 2.2. To provide some context: 2.2 went through nearly 6 weeks of extend=
ed testing and it really helped us push out a very stable release.
>=20
>  I think it will be good to create a 2.4 branch ASAP and start testing. A=
s such, I plan to cut the branch early next week. With this, we should be g=
ood shape sometime to release 2.4 in mid-March.
>=20
>  I've updated https://wiki.apache.org/hadoop/Roadmap to reflect this.
>=20
>  Also, we should start thinking ahead to 2.5 and what folks would like to=
 see in it. If we continue our 6-week cycles, we could shoot to get that ou=
t in April.
>=20
>  Thoughts?
>=20
> thanks,
> Arun
>=20

--
Arun C. Murthy
Hortonworks Inc.
http://hortonworks.com/



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