[Sidefx-houdini-list] VEX SOP threading

Simon Barrick simon at primalpictures.com
Thu Jul 17 04:13:08 EDT 2008


I've seen problems using point clouds but not other things, why not just
try and see? If the result is the same as one thread then you're good to
go. 

-----Original Message-----
From: sidefx-houdini-list-bounces at sidefx.com
[mailto:sidefx-houdini-list-bounces at sidefx.com] On Behalf Of Peter
Bowmar
Sent: 17 July 2008 05:04
To: sidefx-houdini-list at sidefx.com
Subject: Re: [Sidefx-houdini-list] VEX SOP threading

Hey Alex,

I've seen trouble with VEX SOP Threading as recently as 9.1 (incorrect
results) so I'd urge caution on that...

Cheers,

Peter B

2008/7/16 P. Alex Lim <list at poh-yee.com>:
> Hi everyone.
>
> Is the threading in VEX SOP pretty safe to use these days? I have a 
> large set of data where without threading took about 490-550ms to 
> process. After I changed the option to "1 per processor" or "4 
> threads", the processing time dropped to ~250ms. Pretty cool.
>
> Anyways, had to ask because I seemed to still had it in mind from long

> long time ago to not change this or I'd be asking for trouble...
>
> Much thanks!
> Alex
>
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