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StevieJ
Designer/Artist

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I was wondering if FF has anything in the works or any advanced "Tweeking" tips for your computer to help speed up rendering?

What I mean by "in the works" is that I was wondering if FF was working on any acceleration programming.....maybe similar to what the graphics cards use?

It seems like a crying shame that some filter concepts are unusable because they are so slow. For example, CF's "Leafs" is an excellent new concept with all kinds of potential.....but it is excruciatingly slow to use.....

A lighting overhaul used to be at the top of my FF wishlist.....but as my own filters are becoming more complex.....rendering speed is now clearly at the top.... smile:)
Steve

"Buzzards gotta eat...same as worms..." - Clint :)
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Vladimir Golovin
Administrator
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Currently, the simplest way to speed things up is to use a dual-core or a quad-core processor -- the speed scales almost linearly, so a dual-core is twice as fast, and a quad is four times as fast compared to a single-core.
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Torley
Second Lifer

Posts: 303
Hm, I'd like to see benchmarks: while not a catch-all, I'm on a dual-core computer right now but realistically, I've read the most I can stand to gain on optimized apps is closer to 80% gain, so not quite a doubling of speed, but still worthwhile. But my gladdiction to Filter Forge is certainly a compelling reason to get a quad-core compy!

Really slow filters would be useful with some sort of batch render too, the thing you could let run while you get a cup of coffee. smile:)
I'm enjoying using Filter Forge to create http://torley.com/textures
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StevieJ
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Quote
Vladimir Golovin wrote:
Currently, the simplest way to speed things up is to use a dual-core or a quad-core processor -- the speed scales almost linearly, so a dual-core is twice as fast, and a quad is four times as fast compared to a single-core.

Yeah, I'm seriously considering changing over to a multiple-core system. My current single works fine for all AutoCAD....but finding it to be extremely slow for high-res imaging.....
Steve

"Buzzards gotta eat...same as worms..." - Clint :)
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Vladimir Golovin
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Quote
Torley wrote:
I've read the most I can stand to gain on optimized apps is closer to 80% gain, so not quite a doubling of speed


Yes, the actual number depends on many factors, but with FF running on a dual-CPU Opteron rig we've seen speedups greater than 100%. Don't ask how it did that, we have no idea.
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StevieJ
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Quote
Vladimir Golovin wrote:
FF running on a dual-CPU Opteron rig we've seen speedups greater than 100%

I was wondering about the specs on the dual-CPU unit that gave FF greater than 100%??? I've decided to invest in a new dual-core unit.....and thought that one which pushes FF greater than 100% would work wonders with everything else.....
Steve

"Buzzards gotta eat...same as worms..." - Clint :)
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Vladimir Golovin
Administrator
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Quote
StevieJ wrote:
I was wondering about the specs on the dual-CPU unit


2x AMD Opteron 248, 2.19 GHz
1GB RAM

Quote
StevieJ wrote:
greater than 100%???


The 'greater than 100%' part was marginal, about 101% or even less. It attracted our attention not because of the speedup, but because it was higher than the theoretical maximum.

Quote
StevieJ wrote:
invest in a new dual-core unit


I wouldn't advice to invest in a three-year old Opteron setup. Plus I don't think you can find these parts in stores -- they should be already out of production. Any modern dual-core or a quad-core CPU will do fine.

Quote
StevieJ wrote:
one which pushes FF greater than 100% would work wonders with everything else


I don't think so. Actually, the majority of apps won't see any major speedup from a dual-core processor -- except of course renderers, compositing apps, MPEG encoders and the like.
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StevieJ
Designer/Artist

Posts: 11264
Filters: 163
Thank you for that info smile:)

I'll give FF alot of credit for pushing me over the top on this one smile:) My current machine makes it excruciating to work on complex FF filters.....

Sorry about putting the blame on FF in my early days here....because I've now come to realize that alot of it has to do with some of the shortcomings of my system.....

I don't know if it has anything to do with FF, but I've narrowed down a problem in XP to something setting off the system "Scan.exe" to run out of control without end.....totally bogging the system down and forcing me to shutdown my system to stop it.....irregardless of indexing being applied. I read that others with XP have encountered their CPU running out of control like this too.....
Steve

"Buzzards gotta eat...same as worms..." - Clint :)
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Kraellin
Kraellin

Posts: 12749
Filters: 99
steve,

this is fairly common in xp. xp runs far more background tasks than any previous operating system by microsoft. norton products also tend to slow your system down and use a lot of system resources. and i'm sure there are others. one help is to go to www.blackviper.com and start studying. he's got a wealth of information on trimming xp down to size. you can also look on the web of optimizers, like xteq. these allow you to trim the fat also. some of the anti-malware stuff is on an active probe/scan basis also, which means it's always actively looking for junk on your system or coming into your system. most of those can be turned off and put on a stay resident but not active scan basis. i also always turn the auto-download/upgrade stuff off. windows wants you to leave windows updates on, but that's another process that eats up cycles, especially when it actually starts auto-downloading junk.

call up a control-alt-delete to get your task manager and look at the various tabs. notice in the one with the long list just how much junk is running and how much ram it's eating. it can really add up.
If wishes were horses... there'd be a whole lot of horse crap to clean up!

Craig
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StevieJ
Designer/Artist

Posts: 11264
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Thanx Craig smile:) I'll check out blackviper.....and the optimizers too.....sounds good!!! smile:)

I've followed all your other suggestions with malware, updates, and taskmanager.....which is how I found that "scan.exe" was eating a continuous 98% and not stopping for some unknown reason....

I think that you are right.....all the extra XP junk running on a single core is making for slow-goings in high-end graphics.....
Steve

"Buzzards gotta eat...same as worms..." - Clint :)
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Kraellin
Kraellin

Posts: 12749
Filters: 99
yeah, find what app is calling scan.exe and kill it. you can also turn it off in task manager and in msconfig (your startup stuff).
If wishes were horses... there'd be a whole lot of horse crap to clean up!

Craig
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Northernshadow
Posts: 208
Filters: 19
Quote
Kraellin wrote:
one help is to go to www.blackviper.com and start studying


Thank you for posting this link!!! now I can figure out what can stay and what can GO!! smile:)
Sherry
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jffe
Posts: 2869
Filters: 90
Makes me almost miss Win98, systray and explorer running at bootup, anything else = bad. WinXP is 43 times more stable though, despite being guilty of often times becoming bloatware. There's not much you can do to get around it, either spend some years learning Windows tricks etc., or just reinstall your O/S every 3 or 6 months and start clean, assuming you have a real Windows cd-rom and not some HP malware reclogger boot disc.

jffe
Filter Forger
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StevieJ
Designer/Artist

Posts: 11264
Filters: 163
Quote
Kraellin wrote:
yeah, find what app is calling scan.exe and kill it. you can also turn it off in task manager and in msconfig (your startup stuff).

Oooooooo!!! I screwed something up.....thank God for recovery!!! smile:D LOL...
Quote
jffe wrote:
WinXP is 43 times more stable though, despite being guilty of often times becoming bloatware.

Very true.....
Quote
jffe wrote:
reinstall your O/S every 3 or 6 months and start clean

Done it several times.....weary of loosing things and having to reset alot of things though......but all in all. worth it to renew performance......
Steve

"Buzzards gotta eat...same as worms..." - Clint :)
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jffe
Posts: 2869
Filters: 90
Quote
StevieJ wrote:
Done it several times.....weary of loosing things and having to reset alot of things though......but all in all. worth it to renew performance......


----I'd rather go to the dentist than reinstall my O/S. Last time I did was when I blew the motherboard/processor in late 2005. After 5-10 years running Windows, you kinda just learn what should be going on at any given time, and anything unusual is a red flag, you can spot it a mile away.
----That said, there's no real "safety" with computers, none, back up anything you can't afford to lose, multiple times, and keep offsite copies of the most important of the important.

jffe
Filter Forger
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StevieJ
Designer/Artist

Posts: 11264
Filters: 163
Quote
jffe wrote:
I'd rather go to the dentist than reinstall my O/S.

LOL..... +2 smile:)
Quote
jffe wrote:
back up anything you can't afford to lose, multiple times, and keep offsite copies of the most important of the important.

Amen to that!!! I'm always backing everything up.....never know what might happen.....
Steve

"Buzzards gotta eat...same as worms..." - Clint :)
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Kraellin
Kraellin

Posts: 12749
Filters: 99
sherry, yes, blackviper is one of the stables of the internet/windows. it's one of those places that if you run windows, you simply also go visit blackviper. he was down for 2 years but is back now and plans to do updates for service pack 2 and i'm guessing for vista.

also, check out his email filtering advice/tutorials. these also come in VERY handy!
If wishes were horses... there'd be a whole lot of horse crap to clean up!

Craig
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Ad Majorem Dei Gloriam
Posts: 45
how about distributed FF? build distributed processing into a lower cost version that requires the user to donate cpu time to the FF grid smile;)

hehe

..
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