Re: scalability of signal delivery for Posix Threads

[Robin Holt]

On Mon, Nov 22, 2004 at 09:51:15AM -0600, Ray Bryant wrote:
> We've encountered a scalability problem with signal delivery.  Our 
> application
> is attempting to use ITIMER_PROF to deliver one signal per clock tick to 
> each
> thread of a ptrheaded (NPTL).  These threads are created with CLONE_SIGHAND,
> so that there is a single sighand->siglock for the entire application.

Ray, can you provide a simple example application that trips this case?
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