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From Pedro Larroy <pedro.larroy.li...@gmail.com>
Subject Re: [Proposal] Stabilizing Apache MXNet CI build system
Date Wed, 01 Nov 2017 15:20:55 GMT
+1  That would be great.

On Mon, Oct 30, 2017 at 5:35 PM, Hen <bayard@apache.org> wrote:
> How about we ask for a new mxnet repo to store all the config in?
>
> On Fri, Oct 27, 2017 at 05:30 Pedro Larroy <pedro.larroy.lists@gmail.com>
> wrote:
>
>> Just to provide a high level overview of the ideas and proposals
>> coming from different sources for the requirements for testing and
>> validation of builds:
>>
>> * Have terraform files for the testing infrastructure. Infrastructure
>> as code (IaC). Minus not emulated / nor cloud based, embedded
>> hardware. ("single command" replication of the testing infrastructure,
>> no manual steps).
>>
>> * CI software based on Jenkins, unless someone thinks there's a better
>> alternative.
>>
>> * Use autoscaling groups and improve staggered build + test steps to
>> achieve higher parallelism and shorter feedback times.
>>
>> * Switch to a branching model based on stable master + integration
>> branch. PRs are merged into dev/integration which runs extended
>> nightly tests, which are
>> then merged into master, preferably in an automated way after
>> successful extended testing.
>> Master is always tested, and always buildable. Release branches or
>> tags in master as usual for releases.
>>
>> * Build + test feedback time targeting less than 15 minutes.
>> (Currently a build in a 16x core takes 7m). This involves lot of
>> refactoring of tests, move expensive tests / big smoke tests to
>> nightlies on the integration branch, also tests on IoT devices / power
>> and performance regressions...
>>
>> * Add code coverage and other quality metrics.
>>
>> * Eliminate warnings and treat warnings as errors. We have spent time
>> tracking down "undefined behaviour" bugs that could have been caught
>> by compiler warnings.
>>
>> Is there something I'm missing or additional things that come to your
>> mind that you would wish to add?
>>
>> Pedro.
>>

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