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From Michael Park <mp...@apache.org>
Subject Re: Review Request 57167: Updated quota handler logic for hierarchical roles.
Date Fri, 31 Mar 2017 20:25:56 GMT

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/57167/#review170761
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Ship it!





src/master/quota_handler.cpp
Lines 77-89 (original), 193-205 (patched)
<https://reviews.apache.org/r/57167/#comment243640>

    Let's not recompute this stuff here and pass in the total resources into this function
instead. We can do this as subsequent work though.


- Michael Park


On March 29, 2017, 7:06 p.m., Neil Conway wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/57167/
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> 
> (Updated March 29, 2017, 7:06 p.m.)
> 
> 
> Review request for mesos and Michael Park.
> 
> 
> Repository: mesos
> 
> 
> Description
> -------
> 
> The quota'd resources for a nested role are "included" within the
> quota'd resources for that role's parent. Hence, the quota of a node
> must always be greater than or equal to the sum of the quota'd resources
> of that role's children. When creating and removing quota, we must
> ensure that this invariant is not violated.
> 
> When computing the cluster capacity heuristic, we must ensure that we do
> not "double-count" quota'd resources: e.g., if the cluster has a total
> capacity of 100 CPUs, role "x" has a quota guarantee of 80 CPUs, and
> role "x/y" has a quota guarantee of 40 CPUs, this does NOT violate the
> cluster capacity heuristic.
> 
> 
> Diffs
> -----
> 
>   src/master/quota_handler.cpp 36ea1acca47014b2fb7a3b597b857c8ec9e2ab67 
>   src/tests/hierarchical_allocator_tests.cpp e343dc37bd7136f0f6dd5dbc22a25cabe715038d

>   src/tests/master_quota_tests.cpp e418f22ea1773f4356ced44b8d57a80e826c8837 
> 
> 
> Diff: https://reviews.apache.org/r/57167/diff/10/
> 
> 
> Testing
> -------
> 
> `make check`
> 
> 
> Thanks,
> 
> Neil Conway
> 
>


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