> On Dec. 10, 2013, 11:53 p.m., Maxim Khutornenko wrote:
> > src/main/java/com/twitter/aurora/scheduler/Driver.java, line 76
> > <https://reviews.apache.org/r/16054/diff/2/?file=395766#file395766line76>
> >
> >     Mind adjusting the comments here to reflect run/start change?

Done.


> On Dec. 10, 2013, 11:53 p.m., Maxim Khutornenko wrote:
> > src/main/java/com/twitter/aurora/scheduler/ForwardingSchedulerDriver.java, 
> > line 34
> > <https://reviews.apache.org/r/16054/diff/2/?file=395767#file395767line34>
> >
> >     Reword to reduce "implementation" count?

Thanks for the comment, it was a good comment and i appreciated the comment 
when you left a comment.


> On Dec. 10, 2013, 11:53 p.m., Maxim Khutornenko wrote:
> > src/main/java/com/twitter/aurora/scheduler/ForwardingSchedulerDriver.java, 
> > line 36
> > <https://reviews.apache.org/r/16054/diff/2/?file=395767#file395767line36>
> >
> >     I don't see where this class is used. Also, looks like a very thin 
> > proxy not adding anything immediately useful.

It was used in a previous revision, but is now gone.  Thanks — nuked.


> On Dec. 10, 2013, 11:53 p.m., Maxim Khutornenko wrote:
> > src/main/java/com/twitter/aurora/scheduler/ForwardingSchedulerDriver.java, 
> > line 46
> > <https://reviews.apache.org/r/16054/diff/2/?file=395767#file395767line46>
> >
> >     Did you mean start() here?

N/A


> On Dec. 10, 2013, 11:53 p.m., Maxim Khutornenko wrote:
> > src/main/java/com/twitter/aurora/scheduler/SchedulerLifecycle.java, line 119
> > <https://reviews.apache.org/r/16054/diff/2/?file=395768#file395768line119>
> >
> >     Would ANNOUNCED_REGISTERED_LEADER be the "normal" state of the running 
> > scheduler? If so, how about having a dedicated "RUNNING" state to better 
> > communicate scheduler state in the logs and possibly UI?

Sure, that works for me.


> On Dec. 10, 2013, 11:53 p.m., Maxim Khutornenko wrote:
> > src/main/java/com/twitter/aurora/scheduler/SchedulerLifecycle.java, line 290
> > <https://reviews.apache.org/r/16054/diff/2/?file=395768#file395768line290>
> >
> >     Should it rather be a timed join? From the SchedulerDriver specs it 
> > looks like it's an indefinite wait on mesos side.

This is actually intended to block indefinitely, as it's the only guaranteed 
signal of a dead driver.


- Bill


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On Dec. 9, 2013, 8:11 p.m., Bill Farner wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/16054/
> -----------------------------------------------------------
> 
> (Updated Dec. 9, 2013, 8:11 p.m.)
> 
> 
> Review request for Aurora, Kevin Sweeney and Zameer Manji.
> 
> 
> Repository: aurora
> 
> 
> Description
> -------
> 
> This change addresses two issues:
>   - Ensure leadership is canceled whenever onDefeated is called
>   - Scheduler should wait for registered to be called before attempting to 
> invoke driver
> 
> Some additional structural changes were made:
>   - Driver.run() is no longer used.  Instead, we invoke Driver.start() 
> (non-blocking), and the lifecycle uses Driver.join() to await exit.
>     This allows us to avoid jumping through thread-safety hoops in unit tests.
>   - A shim interface (DelayedActions) was added to SchedulerLifecycle to make 
> testing easier when capturing delayed closures.
> 
> 
> Diffs
> -----
> 
>   src/main/java/com/twitter/aurora/scheduler/Driver.java 
> e8fe170b2d9e1a752b152cedc0e006f10eaa5a11 
>   src/main/java/com/twitter/aurora/scheduler/ForwardingSchedulerDriver.java 
> PRE-CREATION 
>   src/main/java/com/twitter/aurora/scheduler/SchedulerLifecycle.java 
> 346d52acc5fc9e4841e2dc8b424fc6d46d2cdc8c 
>   src/main/java/com/twitter/aurora/scheduler/SchedulerModule.java 
> bd7929d631cf45b4c2c7f39177bbafbd8f659071 
>   src/main/java/com/twitter/aurora/scheduler/app/SchedulerMain.java 
> 73b86a9f99cb1931ccce1db0baf7c6f56ba0b65d 
>   
> src/main/java/com/twitter/aurora/scheduler/storage/testing/StorageTestUtil.java
>  ceef9d3bd4b43d2dcac0ab9129ae2b624ab654cf 
>   src/test/java/com/twitter/aurora/scheduler/DriverTest.java 
> 5609b0b8b9a26a737558316e8e4fab0235704cb8 
>   src/test/java/com/twitter/aurora/scheduler/SchedulerLifecycleTest.java 
> PRE-CREATION 
>   src/test/java/com/twitter/aurora/scheduler/app/SchedulerIT.java 
> 4c381b946c8a3c7bbe1757d384d5d43dd74bb4d0 
> 
> Diff: https://reviews.apache.org/r/16054/diff/
> 
> 
> Testing
> -------
> 
> gradle clean build
> 
> 
> Thanks,
> 
> Bill Farner
> 
>

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