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From Benjamin Mahler <bmah...@apache.org>
Subject Re: Review Request 69821: Enforced minimal allocatable resources in the hierarchical allocator.
Date Wed, 13 Feb 2019 19:08:41 GMT

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https://reviews.apache.org/r/69821/#review212804
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Ship it!




Ship It!

- Benjamin Mahler


On Feb. 13, 2019, 3:44 p.m., Benjamin Bannier wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/69821/
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> 
> (Updated Feb. 13, 2019, 3:44 p.m.)
> 
> 
> Review request for mesos, Benjamin Mahler and Meng Zhu.
> 
> 
> Bugs: MESOS-9523
>     https://issues.apache.org/jira/browse/MESOS-9523
> 
> 
> Repository: mesos
> 
> 
> Description
> -------
> 
> This patch modifies the hierarchical allocator to take
> framework-specified minimal allocatable resources into account.
> 
> While previously the allocator was inspecting the minimal allocatable
> resources specified in its global options, it can now also inspects
> framework-specific resource requirements. With that frameworks can e.g.,
> configure resource requirements above the default minimal allocatable
> resource, or opt into receiving resources considered too small to be
> allocatable by the allocator in its default behavior.
> 
> For that we change the hierarchical allocator's `allocatable` function
> to be framework and role-specific. As that does in some places not allow
> us to abort iterating over candidate resource consumers like before an
> additional check on whether any resources are left in an allocation
> cycle is added as a break condition.
> 
> 
> Diffs
> -----
> 
>   src/master/allocator/mesos/hierarchical.hpp 1420c2638786d85f7b04379e5d79e59990c3e6cf

>   src/master/allocator/mesos/hierarchical.cpp 862dbb90bdfa39ead4b185104a308eabe249d734

> 
> 
> Diff: https://reviews.apache.org/r/69821/diff/12/
> 
> 
> Testing
> -------
> 
> `make check`
> 
> 
> File Attachments
> ----------------
> 
> Ratio new/old timings
>   https://reviews.apache.org/media/uploaded/files/2019/01/31/d76189de-8882-4aff-956b-090dab729358__new_over_old.png
> 
> 
> Thanks,
> 
> Benjamin Bannier
> 
>


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