> On Jan. 20, 2016, 3:26 p.m., John Sirois wrote:
> > src/main/java/org/apache/aurora/scheduler/pruning/TaskHistoryPruner.java, 
> > line 154
> > <https://reviews.apache.org/r/42332/diff/3/?file=1203998#file1203998line154>
> >
> >     I think this same concept can be cleaned up usefully by:
> >     1. wrap the executor in an `ExecutorCompletionService` up in the 
> > constructor.
> >     2. submit void work to the `CompletionService` 2x in 
> > `registerInactiveTask`
> >     3. in this run loop `take` void futures from it and `get` their void 
> > result - the exceptions will propagate naturally, 1st come, 1st serve, no 
> > trampling.

`ExecutorCompletionService` doesn't allow for submission of delayed tasks and 
line 186 is submitting a task with a delay so I don't think this is possible.


- Zameer


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On Jan. 20, 2016, 2:39 p.m., Zameer Manji wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/42332/
> -----------------------------------------------------------
> 
> (Updated Jan. 20, 2016, 2:39 p.m.)
> 
> 
> Review request for Aurora, John Sirois and Maxim Khutornenko.
> 
> 
> Bugs: AURORA-1582
>     https://issues.apache.org/jira/browse/AURORA-1582
> 
> 
> Repository: aurora
> 
> 
> Description
> -------
> 
> Task pruning is key to operating a large cluster and failure to prune should 
> trigger shutdown to prevent unbounded growth of storage. This patch turns 
> `TaskHistoryPruner` into a service which propagates failure from failed 
> pruning attempts towards the `ServiceManager`. Also completing a TODO which 
> removes a test for behaviour that is very awkward to test for.
> 
> 
> Diffs
> -----
> 
>   src/main/java/org/apache/aurora/scheduler/pruning/PruningModule.java 
> 735199ac1ccccab343c24471890aa330d6635c26 
>   src/main/java/org/apache/aurora/scheduler/pruning/TaskHistoryPruner.java 
> 2064089937f5178b1413d386a312f4173a0e35fb 
>   
> src/test/java/org/apache/aurora/scheduler/pruning/TaskHistoryPrunerTest.java 
> 295960f13693c6ba0d7075a8ef7f9680a91ae69d 
> 
> Diff: https://reviews.apache.org/r/42332/diff/
> 
> 
> Testing
> -------
> 
> ./gradlew build -Pq
> e2e tests
> 
> 
> Thanks,
> 
> Zameer Manji
> 
>

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