Review request for 5049299

[Alan Bateman]

Michael McMahon wrote:
> Hi,
>
> I have just posted a webrev for 5049299: (process) Use posix_spawn, 
> not fork, on S10 to avoid swap exhaustion.
I'm very happy to see this one and I will review it in detail over the 
next few days. I'm sure Martin will want to review it too as he nurtured 
that code for a long time. It would also be interesting to see if 
HotSpot's OnError option could be updated to use posix_spawn.

-Alan.