Re: Review Request 31456: Only fetch host attributes once per preemption round.

2015-02-25 Thread Aurora ReviewBot

---
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/31456/#review74198
---


Master (9442e08) is green with this patch.
  ./build-support/jenkins/build.sh

However, it appears that it might lack test coverage.

I will refresh this build result if you post a review containing "@ReviewBot 
retry"

- Aurora ReviewBot


On Feb. 26, 2015, 2 a.m., Bill Farner wrote:
> 
> ---
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/31456/
> ---
> 
> (Updated Feb. 26, 2015, 2 a.m.)
> 
> 
> Review request for Aurora, Kevin Sweeney and Maxim Khutornenko.
> 
> 
> Bugs: AURORA-1153
> https://issues.apache.org/jira/browse/AURORA-1153
> 
> 
> Repository: aurora
> 
> 
> Description
> ---
> 
> A small, but cheap performance improvement when the preemptor is engaged.
> 
> 
> Diffs
> -
> 
>   
> src/main/java/org/apache/aurora/scheduler/async/preemptor/PreemptorImpl.java 
> 42af883721e4e5c0ae23ff65a5fb7dc285e48faa 
> 
> Diff: https://reviews.apache.org/r/31456/diff/
> 
> 
> Testing
> ---
> 
> Before this diff:
> 
> ```
> o.a.a.b.SchedulingBenchmarks.ConstraintMismatchsSchedulingBenchmark.runBenchmark
>avgt  100   5788175.295 ±  47410.511  ns/op
> o.a.a.b.SchedulingBenchmarks.InsufficientResourcesSchedulingBenchmark.runBenchmark
>  avgt  100   5046038.818 ±  38636.961  ns/op
> o.a.a.b.SchedulingBenchmarks.PreemptorFallbackForLargeClusterBenchmark.runBenchmark
> avgt  100  64323073.493 ± 644053.437  ns/op
> ```
> 
> After this diff:
> ```
> o.a.a.b.SchedulingBenchmarks.ConstraintMismatchsSchedulingBenchmark.runBenchmark
>avgt  100   5783859.480 ±  37291.662  ns/op
> o.a.a.b.SchedulingBenchmarks.InsufficientResourcesSchedulingBenchmark.runBenchmark
>  avgt  100   5259022.679 ±  30276.902  ns/op
> o.a.a.b.SchedulingBenchmarks.PreemptorFallbackForLargeClusterBenchmark.runBenchmark
> avgt  100  58171450.071 ± 638305.308  ns/op
> ```
> 
> So, about 10% for ~free.
> 
> 
> Thanks,
> 
> Bill Farner
> 
>



Re: Review Request 31456: Only fetch host attributes once per preemption round.

2015-02-25 Thread Kevin Sweeney

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/31456/#review74189
---

Ship it!


Ship It!

- Kevin Sweeney


On Feb. 25, 2015, 6 p.m., Bill Farner wrote:
> 
> ---
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/31456/
> ---
> 
> (Updated Feb. 25, 2015, 6 p.m.)
> 
> 
> Review request for Aurora, Kevin Sweeney and Maxim Khutornenko.
> 
> 
> Bugs: AURORA-1153
> https://issues.apache.org/jira/browse/AURORA-1153
> 
> 
> Repository: aurora
> 
> 
> Description
> ---
> 
> A small, but cheap performance improvement when the preemptor is engaged.
> 
> 
> Diffs
> -
> 
>   
> src/main/java/org/apache/aurora/scheduler/async/preemptor/PreemptorImpl.java 
> 42af883721e4e5c0ae23ff65a5fb7dc285e48faa 
> 
> Diff: https://reviews.apache.org/r/31456/diff/
> 
> 
> Testing
> ---
> 
> Before this diff:
> 
> ```
> o.a.a.b.SchedulingBenchmarks.ConstraintMismatchsSchedulingBenchmark.runBenchmark
>avgt  100   5788175.295 ±  47410.511  ns/op
> o.a.a.b.SchedulingBenchmarks.InsufficientResourcesSchedulingBenchmark.runBenchmark
>  avgt  100   5046038.818 ±  38636.961  ns/op
> o.a.a.b.SchedulingBenchmarks.PreemptorFallbackForLargeClusterBenchmark.runBenchmark
> avgt  100  64323073.493 ± 644053.437  ns/op
> ```
> 
> After this diff:
> ```
> o.a.a.b.SchedulingBenchmarks.ConstraintMismatchsSchedulingBenchmark.runBenchmark
>avgt  100   5783859.480 ±  37291.662  ns/op
> o.a.a.b.SchedulingBenchmarks.InsufficientResourcesSchedulingBenchmark.runBenchmark
>  avgt  100   5259022.679 ±  30276.902  ns/op
> o.a.a.b.SchedulingBenchmarks.PreemptorFallbackForLargeClusterBenchmark.runBenchmark
> avgt  100  58171450.071 ± 638305.308  ns/op
> ```
> 
> So, about 10% for ~free.
> 
> 
> Thanks,
> 
> Bill Farner
> 
>



Re: Review Request 31456: Only fetch host attributes once per preemption round.

2015-02-25 Thread Maxim Khutornenko

---
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/31456/#review74187
---

Ship it!


Ship It!

- Maxim Khutornenko


On Feb. 26, 2015, 2 a.m., Bill Farner wrote:
> 
> ---
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/31456/
> ---
> 
> (Updated Feb. 26, 2015, 2 a.m.)
> 
> 
> Review request for Aurora, Kevin Sweeney and Maxim Khutornenko.
> 
> 
> Bugs: AURORA-1153
> https://issues.apache.org/jira/browse/AURORA-1153
> 
> 
> Repository: aurora
> 
> 
> Description
> ---
> 
> A small, but cheap performance improvement when the preemptor is engaged.
> 
> 
> Diffs
> -
> 
>   
> src/main/java/org/apache/aurora/scheduler/async/preemptor/PreemptorImpl.java 
> 42af883721e4e5c0ae23ff65a5fb7dc285e48faa 
> 
> Diff: https://reviews.apache.org/r/31456/diff/
> 
> 
> Testing
> ---
> 
> Before this diff:
> 
> ```
> o.a.a.b.SchedulingBenchmarks.ConstraintMismatchsSchedulingBenchmark.runBenchmark
>avgt  100   5788175.295 ±  47410.511  ns/op
> o.a.a.b.SchedulingBenchmarks.InsufficientResourcesSchedulingBenchmark.runBenchmark
>  avgt  100   5046038.818 ±  38636.961  ns/op
> o.a.a.b.SchedulingBenchmarks.PreemptorFallbackForLargeClusterBenchmark.runBenchmark
> avgt  100  64323073.493 ± 644053.437  ns/op
> ```
> 
> After this diff:
> ```
> o.a.a.b.SchedulingBenchmarks.ConstraintMismatchsSchedulingBenchmark.runBenchmark
>avgt  100   5783859.480 ±  37291.662  ns/op
> o.a.a.b.SchedulingBenchmarks.InsufficientResourcesSchedulingBenchmark.runBenchmark
>  avgt  100   5259022.679 ±  30276.902  ns/op
> o.a.a.b.SchedulingBenchmarks.PreemptorFallbackForLargeClusterBenchmark.runBenchmark
> avgt  100  58171450.071 ± 638305.308  ns/op
> ```
> 
> So, about 10% for ~free.
> 
> 
> Thanks,
> 
> Bill Farner
> 
>



Review Request 31456: Only fetch host attributes once per preemption round.

2015-02-25 Thread Bill Farner

---
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/31456/
---

Review request for Aurora, Kevin Sweeney and Maxim Khutornenko.


Bugs: AURORA-1153
https://issues.apache.org/jira/browse/AURORA-1153


Repository: aurora


Description
---

A small, but cheap performance improvement when the preemptor is engaged.


Diffs
-

  src/main/java/org/apache/aurora/scheduler/async/preemptor/PreemptorImpl.java 
42af883721e4e5c0ae23ff65a5fb7dc285e48faa 

Diff: https://reviews.apache.org/r/31456/diff/


Testing
---

Before this diff:

```
o.a.a.b.SchedulingBenchmarks.ConstraintMismatchsSchedulingBenchmark.runBenchmark
   avgt  100   5788175.295 ±  47410.511  ns/op
o.a.a.b.SchedulingBenchmarks.InsufficientResourcesSchedulingBenchmark.runBenchmark
 avgt  100   5046038.818 ±  38636.961  ns/op
o.a.a.b.SchedulingBenchmarks.PreemptorFallbackForLargeClusterBenchmark.runBenchmark
avgt  100  64323073.493 ± 644053.437  ns/op
```

After this diff:
```
o.a.a.b.SchedulingBenchmarks.ConstraintMismatchsSchedulingBenchmark.runBenchmark
   avgt  100   5783859.480 ±  37291.662  ns/op
o.a.a.b.SchedulingBenchmarks.InsufficientResourcesSchedulingBenchmark.runBenchmark
 avgt  100   5259022.679 ±  30276.902  ns/op
o.a.a.b.SchedulingBenchmarks.PreemptorFallbackForLargeClusterBenchmark.runBenchmark
avgt  100  58171450.071 ± 638305.308  ns/op
```

So, about 10% for ~free.


Thanks,

Bill Farner