> On March 3, 2016, 4:04 p.m., Alexander Rukletsov wrote:
> > src/master/allocator/mesos/hierarchical.cpp, lines 1711-1712
> > <https://reviews.apache.org/r/43880/diff/13/?file=1279033#file1279033line1711>
> >
> >     My intuition is that using `allocationScalarQuantities` will be more 
> > efficient. However, we should expose known clients from the sorter. What do 
> > you think?

As for efficiency, I don't think there's an issue here; we just create a 
`Value::Scalar` which I think cannot be avoided, and e.g., never create 
temporary `Resources`. Would we use `allocationScalarQuantities`, we'd always 
be forced to create temporary `Resources` (which in an ideal world could be 
optimized away again).


> On March 3, 2016, 4:04 p.m., Alexander Rukletsov wrote:
> > src/master/allocator/mesos/metrics.cpp, lines 78-81
> > <https://reviews.apache.org/r/43880/diff/13/?file=1279035#file1279035line78>
> >
> >     Why not using C++ lambdas instead of `bind`?

Good idea.


> On March 3, 2016, 4:04 p.m., Alexander Rukletsov wrote:
> > src/master/allocator/mesos/hierarchical.cpp, lines 540-545
> > <https://reviews.apache.org/r/43880/diff/13/?file=1279033#file1279033line540>
> >
> >     Let's call it right after `CHECK_*`s

Done.


> On March 3, 2016, 4:04 p.m., Alexander Rukletsov wrote:
> > src/master/allocator/mesos/hierarchical.hpp, lines 447-450
> > <https://reviews.apache.org/r/43880/diff/13/?file=1279032#file1279032line447>
> >
> >     Do you still need it?

You are right, not needed anymore and also not implemented.


> On March 3, 2016, 4:04 p.m., Alexander Rukletsov wrote:
> > docs/monitoring.md, line 879
> > <https://reviews.apache.org/r/43880/diff/13/?file=1279031#file1279031line879>
> >
> >     Maybe "Allocated resources of kind KIND"?

Done, also fixed the doc for `allocator/total` below.


- Benjamin


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On March 3, 2016, 5:17 p.m., Benjamin Bannier wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/43880/
> -----------------------------------------------------------
> 
> (Updated March 3, 2016, 5:17 p.m.)
> 
> 
> Review request for mesos, Alexander Rukletsov and Ben Mahler.
> 
> 
> Bugs: MESOS-4720
>     https://issues.apache.org/jira/browse/MESOS-4720
> 
> 
> Repository: mesos
> 
> 
> Description
> -------
> 
> Added allocator metrics for total and allocated scalar resources.
> 
> 
> Diffs
> -----
> 
>   docs/monitoring.md 827f7073204fcf8575ca980a5571c8be4f5e4110 
>   src/master/allocator/mesos/hierarchical.hpp 
> 3043888630b066505410d3b32c5b3f813cc458c1 
>   src/master/allocator/mesos/hierarchical.cpp 
> 70291075c00a9a557529c2562dedcfc6c6c3ec32 
>   src/master/allocator/mesos/metrics.hpp PRE-CREATION 
>   src/master/allocator/mesos/metrics.cpp PRE-CREATION 
>   src/tests/hierarchical_allocator_tests.cpp 
> 3e4ad31925e1b815a74d67fa3962d23fa5bc89d1 
> 
> Diff: https://reviews.apache.org/r/43880/diff/
> 
> 
> Testing
> -------
> 
> make check (OS X)
> 
> I confirmed that this does not lead to general performance regressions in the 
> allocator; this is partially expected since the added code only inserts 
> metrics in the allocator while the actual work is perform asynchronously. 
> These tests where performed with 
> `HierarchicalAllocator_BENCHMARK_Test.DeclineOffers` on an optimized build 
> under OS X using clang(trunk) as compiler.
> 
> 
> Thanks,
> 
> Benjamin Bannier
> 
>

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