Return-Path: Received: from dub0-omc2-s34.dub0.hotmail.com ([157.55.1.173] verified) by media-motion.tv (CommuniGate Pro SMTP 4.2.10) with ESMTP id 5278698 for ae-list@media-motion.tv; Fri, 08 Nov 2013 11:49:17 +0100 Received: from DUB112-W15 ([157.55.1.137]) by dub0-omc2-s34.dub0.hotmail.com with Microsoft SMTPSVC(6.0.3790.4675); Fri, 8 Nov 2013 02:50:55 -0800 X-TMN: [bOUpJk4gmxfL4BormRbJXhJ0K9l0L99I] X-Originating-Email: [sundstedt@hotmail.com] Message-ID: Return-Path: sundstedt@hotmail.com Content-Type: multipart/alternative; boundary="_1defeba4-987f-42bb-ad0a-aaf78ab8e7e3_" From: Anders Sundstedt To: "ae-list@media-motion.tv" Subject: RE: [AE] Multiprocessing and RAM previews? Date: Fri, 8 Nov 2013 10:50:53 +0000 Importance: Normal In-Reply-To: References: MIME-Version: 1.0 X-OriginalArrivalTime: 08 Nov 2013 10:50:55.0190 (UTC) FILETIME=[66594F60:01CEDC70] --_1defeba4-987f-42bb-ad0a-aaf78ab8e7e3_ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable mm=2C It's what i've found as well=2C that for character animation it can often b= e better to turn MP off while previewing short areas. It would be fantastic= if MP could start without the long overhead=2C so it gives more benefit wh= en working with short previews. I am interested to know the answer to mm's = question=2C can this be improved by an update of the application? Until the= n=2C I often reduce the preview sample resolution to half or third and turn= MP off. I did not know that there was supposed to be an overhead when star= ting MP=2C I just thought it was my system or amount of RAM. This now tells= me that my plan to build a new computer with lot's of cores may actually n= ot benefit much for RAM previews then=2C for character type animations. Walter=2C if rendering to for example QuickTime rather than as an image seq= uence=2C is MP being used then when rendering in the render queue=2C or doe= s it only use MP on image sequences? Thanks Anders Sundstedt | Sundstedt Animation To: AE-List@media-motion.tv Date: Fri=2C 8 Nov 2013 00:17:01 -0800 From: murphy@lasercade.com Subject: Re: [AE] Multiprocessing and RAM previews? Thanks for your replies... Ok=2C so it seems that for the work I do=2C and the way I work=2C muliproce= ssing in AE is not the way to go ( I do a lot of character animation where = i'm constantly previewing 5-10 second areas). =0A= =0A= Musings:My rough understanding of MP in AE is that it's basically launching= instances of itself=2C and so has to save the file=2C launch these process= es and then distribute the data to these copies. Thus the long delay before= rendering can start. Is this process just a function of AE's legacy as a p= rogram that was created waaay before multiprocessing in desktops or is this= just the nature of the beast? It seems like this isn't the case with other= multiprocessor enabled apps I've used (3ds Max=2C Maya)? Is there any way = to improve/change this short of a core rewrite of the application (which I = don't see happening!)?=0A= =0A= mm On Thu=2C Nov 7=2C 2013 at 10:42 PM=2C Walter Soyka w= rote: =0A= On Thu=2C Nov 7=2C 2013 at 10:38 PM=2C Michael Murphy wrote: =0A= =0A= =0A= So my question is=2C has everyone else had a similar experience? I haven't = seen anyone mention it on the list=2C so I've always thought It might be a = anomaly with my configuration=2C but I have a new computer now=2C running W= in 8.1 pro 64bit and it's the same situation as my 2012 macbook pro and old= er systems.=0A= =0A= =0A= You're not seeing an anomaly. There's noticeable overhead to start the back= ground processes=2C and while that may make sense for a long final render= =2C it doesn't always pay for shorter previews.=0A= =0A= =0A= After Effects CC has a new preference that allows you to keep multiprocessi= ng on for the render queue=2C but turn it off for RAM preview. =0A= Walter Soyka | Keen Live =0A= =0A= Email walter@keenlive.com =0A= =0A= = --_1defeba4-987f-42bb-ad0a-aaf78ab8e7e3_ Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
mm=2C

It's what i've foun= d as well=2C that for character animation it can often be better to turn MP= off while previewing short areas. It would be fantastic if MP could start = without the long overhead=2C so it gives more benefit when working with sho= rt previews. I am interested to know the answer to mm's question=2C can thi= s be improved by an update of the application? Until then=2C I often reduce= the preview sample resolution to half or third and turn MP off. I did not = know that there was supposed to be an overhead when starting MP=2C I just t= hought it was my system or amount of RAM. This now tells me that my plan to= build a new computer with lot's of cores may actually not benefit much for= RAM previews then=2C for character type animations.

Walter=2C if re= ndering to for example QuickTime rather than as an image sequence=2C is MP = being used then when rendering in the render queue=2C or does it only use M= P on image sequences?

Thanks

Anders Sundstedt | Sundstedt Ani= mation

To: AE-List@media-motion.tv
D= ate: Fri=2C 8 Nov 2013 00:17:01 -0800
From: murphy@lasercade.com
Subj= ect: Re: [AE] Multiprocessing and RAM previews?

Tha= nks for your replies...

Ok=2C so it seems that for the w= ork I do=2C and the way I work=2C muliprocessing in AE is not the way to go= ( I do a lot of character animation where i'm constantly previewing 5-10 s= econd areas). =3B
=0A= =0A=

Musings:
My rough understanding of MP in AE i= s that it's basically launching instances of itself=2C and so has to save t= he file=2C launch these processes and then distribute the data to these cop= ies. Thus the long delay before rendering can start. Is this process just a= function of AE's legacy as a program that was created waaay before multipr= ocessing in desktops or is this just the nature of the beast? It seems like= this isn't the case with other multiprocessor enabled apps I've used (3ds = Max=2C Maya)? Is there any way to improve/change this short of a core rewri= te of the application (which I don't see happening!)?
=0A= =0A=

mm


On Thu=2C Nov 7=2C 2013 at 10:42 PM=2C Walter So= yka <=3Bwalter@keenlive.com>=3B wrote:
=0A=
On Thu=2C Nov 7=2C 2013 at 10:38= PM=2C Michael Murphy =3B<=3Bmurphy@lasercade.com>=3B&n= bsp=3Bwrote:
=0A=
=0A= =0A=

So my question is=2C has everyone else= had a similar experience? I haven't seen anyone mention it on the list=2C = so I've always thought It might be a anomaly with my configuration=2C but I= have a new computer now=2C running Win 8.1 pro 64bit and it's the same sit= uation as my 2012 macbook pro and older systems.
=0A= =0A= =0A=


You're not seeing an = anomaly. There's noticeable overhead to start the background processes=2C a= nd while that may make sense for a long final render=2C it doesn't always p= ay for shorter previews.
=0A= =0A= =0A=

After Effects CC has a new preference that allows you t= o keep multiprocessing on for the render queue=2C but turn it off for RAM p= review. =3B
=0A=
Walter Soyka  =3B|  =3BKeen Live=
=0A= =0A=
Email =3Bwalter@keenlive.com

=0A=

=0A=

= --_1defeba4-987f-42bb-ad0a-aaf78ab8e7e3_--