[OpenAFS-devel] RHEL5 buildslaves

[Jason Edgecombe]

I think that the "identically configured" delaying the other builders 
part are the big blockers. I suspected that the suggestion was a 
non-starter, but wanted to double-check.

On 08/16/2013 01:31 PM, Jeffrey Altman wrote:
> The primary requirements for adding a builder to the list of builders
> for a given branch are:
>
>   1. it must build the branch without errors so as avoid introducing
>      unrelated build failures on unrelated patch submissions
>
>   2. the builder must be fast enough to keep up with the other
>      builders from a throughput perspective.
>
> Adding multiple builders can increase overall throughput at the cost of
> increased latency across all builders.   This is a result of the
> increased network load resulting from multiple builders fetching the
> repo in response to a build notification.
>
> If multiple builders for the same platform are going to be added, it is
> very important that the machines that are hosting them be identically
> configured.  The opportunity for a patchset to pass or fail should not
> be the result of which builder it randomly assigned to.
>
> Jeffrey Altman
>
>
>
>
>
>
> On 8/16/2013 1:05 PM, Jason Edgecombe wrote:
>> As I recall, the main requirement for a gerrit-triggered buildslave is
>> that the build must complete within a certain time, say 10-15 minutes.
>>
>> If we had multiple RHEL5 buildslaves and could increase throughput,
>> would that be acceptable for being triggered by gerrit? Is latency the
>> deciding factor?
>>
>> I'm concerned about RHEL5 being neglected because it doesn't appear in
>> gerrit.
>>
>> Is there much advantage to having multiple buildslaves if the RHEL5
>> builder isn't triggered by Gerrit.
>>
>> I'm open to other options to reduce bit rot on platforms without a
>> gerrit-triggered build.
>>
>> Thanks,
>> Jason
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