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src/slave/slave.cpp
<https://reviews.apache.org/r/23912/#comment95455>

    Indentation of "<<".



src/slave/slave.cpp
<https://reviews.apache.org/r/23912/#comment95469>

    See my comment for this section of code in earlier review. AFAICT, it's not 
addressed.



src/tests/slave_tests.cpp
<https://reviews.apache.org/r/23912/#comment95457>

    s/whenToKill/_runTask/
    
    that way it's immediately apparent for someone reading line #1080 what this 
future represents.



src/tests/slave_tests.cpp
<https://reviews.apache.org/r/23912/#comment95459>

    We format DoAll like this.
    
    DoAll(arg1,
          arg2,
          arg3)



src/tests/slave_tests.cpp
<https://reviews.apache.org/r/23912/#comment95467>

    s/killed/killTask/



src/tests/slave_tests.cpp
<https://reviews.apache.org/r/23912/#comment95460>

    ditto. formatting.
    
    also, this expectation should be set after driver.launchTasks().


- Vinod Kone


On Sept. 18, 2014, 1:47 a.m., Bernd Mathiske wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/23912/
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> 
> (Updated Sept. 18, 2014, 1:47 a.m.)
> 
> 
> Review request for mesos.
> 
> 
> Bugs: MESOS-947
>     https://issues.apache.org/jira/browse/MESOS-947
> 
> 
> Repository: mesos-git
> 
> 
> Description
> -------
> 
> Fixes MESOS-947 "Slave should properly handle a killTask() that arrives 
> between runTask() and _runTask()".
> 
> Slave::killTask() did not check for task in question combination to be 
> "pending" (i.e. Slave::runTask had happened, but Slave::_runTask had not yet) 
> and then erroneously assumed that Slave::runTask() had not been executed. The 
> task was then marked "LOST" instead of "KILLED". But Slave::runTask had 
> already scheduled Slave::_runTask to follow. Now the entry for being 
> "pending" is removed, and the task is marked "KILLED", and _runTask gets 
> informed about this. It checks whether the task in question is currently 
> "pending" and if it is not, then it infers that the task has been killed and 
> does not erroneously try to complete launching it.
> 
> 
> Diffs
> -----
> 
>   src/slave/slave.hpp 4f3df5c49a8cf72fc7153158c9eb045196b6cf13 
>   src/slave/slave.cpp 28eb02852ddcc10efe589a8069dba9c895bc160e 
>   src/tests/mesos.hpp 957e2233cc11c438fd80d3b6d1907a1223093104 
>   src/tests/mesos.cpp 3dcb2acd5ad4ab5e3a7b4fe524ee077558112773 
>   src/tests/slave_tests.cpp 69be28f6e82b99e23424bd2be8294f715d8040d4 
> 
> Diff: https://reviews.apache.org/r/23912/diff/
> 
> 
> Testing
> -------
> 
> Wrote a unit test that reliably created the situation described in the 
> ticket. Observed that TASK_LOST and the listed log output occurred. This 
> pointed directly to the lines in killTask() where the problem is rooted. Ran 
> the test after fixing, it succeeded. Checked the log. It looks like a "clean 
> kill" now :-)
> 
> 
> Thanks,
> 
> Bernd Mathiske
> 
>

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