RFR: 8152905: hs_err file is missing gc threads

[Coleen Phillimore]

Hi Derek,
Can you attach an example of the hs_err_pid.log file that shows these 
additions?
thanks,
Coleen

On 3/29/16 11:32 PM, Derek White wrote:
> Summary: List the GC threads in the hs_err file in the "Other Threads" 
> section
>
> There are 4 small parts to this:
> 1) Fix G1CollectedHeap::gc_threads_do() to also iterate over 
> concurrent mark worker threads.
> 2) Have Thread::print_on_error() print the thread name of NamedThreads.
> 3) Factor out code that prints out each "Other Thread" to 
> Threads::print_on_error().
> 4) Call Threads::print_on_error() on every GC thread.
>
> BUG: 8152905: hs_err file is missing gc threads 
> <https://bugs.openjdk.java.net/browse/JDK-8152905>
> WEBREV: http://cr.openjdk.java.net/~drwhite/8152905/webrev.01/
> TESTING:
>  - Tested "java -XX:ErrorHandlerTest=1 -version" on all collectors.
>  - jprt
>
> Thanks,
>
>  - Derek