RFR: 8168414 Various timeouthandler fixes

[David Holmes]

On 20/10/2016 11:27 PM, Staffan Larsen wrote:
> When looking for some timeout handler problems I found a few things that should be fixed:
>
> * Strange use of Thread.currentThread().interrupt()

That isn't "strange" it is an idiomatic usage - if you can't propagate 
the InterruptedException to show your caller you have been interrupted 
then you re-assert the interrupt state.

Cheers,
David

> * Add logging for timeouts
> * Milliseconds sometimes printed as microseconds or nanoseconds
> * Should use destroyForcibly() to terminate processes
> * No need to sleep in the last iteration when running a command multiple times
> * Disable timeout handling timeouts since we do that ourselves
>
> I didn’t want to file individual bugs for all of these, so I have lumped them together in one bug.
>
> bug: https://bugs.openjdk.java.net/browse/JDK-8168414 <https://bugs.openjdk.java.net/browse/JDK-8168414>webrev: http://cr.openjdk.java.net/~sla/8168414/webrev.00 <http://cr.openjdk.java.net/~sla/8168414/webrev.00>
>
> Thanks,
> /Staffan
>