Re: [Nagios-devel] Multithreading Segfaults :(

[Guest]

On 8/19/2009 5:25 PM, Steven D. Morrey wrote:
> I've got the code complete for multi-threading the main event loop.
>
> It looks like the system is now segfaulting at various rather random places, but they all seem to be related to macros.
> First time it happened it was get_service_macros, next time was clear_volatile_macros.
> It looks to me like the macro_x stuff is being accessed by multiple threads and we're getting a train wreck because of it.
>
> Normally I'd just put up a mutex on all the places that use the macro_x stuff. But it looks like it's used in 617 different places in code, thats a lot of mutexes.
> I'll probably just put one on each function that deals with the macro_x stuff unless someone has a better idea.
>

I had similar problems when I tried to add threads to the event
loop some months ago.
> Sincerely,
> Steve
>
>
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