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From: R/T <cowudders@...>
Date: Sat, 29 Nov 2003 at 10:10:07 AM
Subject: Re: [LAM] Cpu usage under OSX (Panther)
Message #151055
> From: "darealbasoski" <mail@...> > to see if I'm ready to make the giant leap into the adventures of OSX, > I > installed Panther on a sep. drive. > Lots of my plugins are ready for OSX and all seem to be working fine. > (And > yes, also the UAD-1 AU Beta, if you have the UAD, go download it!). > One thing worries me a bit; the cpu usage seems to be WAY higher under > OSX than under OS9. Is this normal? Ofcourse I'm 'only' on a G4 733 but > with only 1 audiotrack and 1 3rd party AU Instrument the meter shoots > up to > about 65-70%! Doesn't sound normal to me... Hi basoski (the real one, I assume), I have the same mac/1GIG with an UAD-1. First I thought, hm, the EXS isn't by far as efficient as in 9. But I forgot to set the preference: 'storage' (in the sample editor) to 32bit float instead of normal. This makes a huuuge difference and RAM is cheap. Secondly, it really depends if the driver of your audiointerface is well-written. I'm using a Metric Halo MIO (firewire) and their newest PublicBeta#2 is good, but not as good as their OS9-driver, but much better than MOTU's for the 324, which was bad & CPU-hungry. Also there is something fishy with the CPU-meter in with OSX10.3, on my system you can really go into the red without overload-message. The UAD-1 drivers are, even in this beta-stage, just much better than in OS9. The card doesn't bog the system down anymore, which makes it a whole new experience to work with this great card. FYI: Yesterday I made a song with 128 EXS-voices playing (CPU: 65%), added 11 UAD-plugs (UAD performance 98%) and CPU stayed at the same 65%, system was still responsive, which I consider great! Yes, Reaktor 4, Carbon, 6 voices, takes 45% :) cheers, bernd
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From: "darealbasoski" <mail@...>
Date: Sat, 29 Nov 2003 at 4:46:43 PM
Subject: Re: [LAM] Cpu usage under OSX (Panther)
Message #151062
This is a reply to #151055.
> > I have the same mac/1GIG with an UAD-1. First I thought, hm, the EXS > isn't by far as efficient as in 9. But I forgot to set the preference: > 'storage' (in the sample editor) to 32bit float instead of normal. This > makes a huuuge difference and RAM is cheap. > > Secondly, it really depends if the driver of your audiointerface is > well-written. I'm using a Metric Halo MIO (firewire) and their newest > PublicBeta#2 is good, but not as good as their OS9-driver, but much > better than MOTU's for the 324, which was bad & CPU-hungry. > > Also there is something fishy with the CPU-meter in with OSX10.3, on my > system you can really go into the red without overload-message. > > The UAD-1 drivers are, even in this beta-stage, just much better than > in OS9. The card doesn't bog the system down anymore, which makes it a > whole new experience to work with this great card. > Hiya Bernd, My 733 has 1,5 Gig Ram and still I found that Logic was not responsive at all, reaaaally slowed down the system (graphics etc.). Btw, it holds a radeon 9000 pro. We have a G5 in the office, I really should check how Logic behaves on that, it's probably the G4 processor that can't handle Panther well enough. And the UAD gave me pops when only using the dreamverb. I'm sure I'll jump on board one day, but not right now...OS9 still rocks:) O.
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From: "Kris Northern" <logic@...>
Date: Sat, 29 Nov 2003 at 6:42:41 PM
Subject: [LUG] [GEN] a/d conversion questions
Message #151066
This is a reply to #151062.
Hello, my setup currently is wired as such... synth OUT -->yamaha 01v IN 01v OUT --> digi001 IN digi001 OUT --> 01v IN Am I correct in my assumption that an analog signal into the 01v gets converted to digital and then back to analog and that there is another conversion from analog to digital with the digi001?a total of 3 conversions just to get it into my computer. and another 3 back out from my computer. (including processing time on my computer) Im just hoping that the adat card for my 01v solves this latency problem since it would do 1 conversion to the computer and one back. Can anyone verify if my thinking is correct and that a/d conversions can be a large part of the problem with all the latency im having? thanks in advance kris
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From: Dennis Gunn <dennis@...>
Date: Sat, 29 Nov 2003 at 9:26:15 PM
Subject: Re: [LUG] [GEN] a/d conversion questions
Message #151069
This is a reply to #151066.
>Hello, >my setup currently is wired as such... > >synth OUT -->yamaha 01v IN >01v OUT --> digi001 IN >digi001 OUT --> 01v IN > >Am I correct in my assumption that an analog signal into the 01v gets >converted to digital and then back to analog and that there is another >conversion from analog to digital with the digi001?a total of 3 conversions >just to get it into my computer. and another 3 back out from my computer. >(including processing time on my computer) > >Im just hoping that the adat card for my 01v solves this latency problem >since it would do 1 conversion to the computer and one back. > >Can anyone verify if my thinking is correct and that a/d conversions can be >a large part of the problem with all the latency im having? A part, yes. A large part, No. I doubt you will notice the difference. Still the ADAT card is worth having. OTOH its too bad Yamaha is so slow getting it's shit together with mLan or you could just use an mLan card direct from the O1-V and get rid of the stinky 001 altogether. What is the buffer setting on the OO1?
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From: "Kris Northern" <logic@...>
Date: Sat, 29 Nov 2003 at 10:44:20 PM
Subject: Re: [LUG] [GEN] a/d conversion questions
Message #151071
This is a reply to #151069.
> A part, yes. A large part, No. I doubt you will notice the > difference. Still the ADAT card is worth having. OTOH its too bad > Yamaha is so slow getting it's shit together with mLan or you could > just use an mLan card direct from the O1-V and get rid of the stinky > 001 altogether. What is the buffer setting on the OO1? its at 2048
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From: "jonathankek2000" <jonathankek2000@...>
Date: Sun, 30 Nov 2003 at 1:47:45 AM
Subject: Re: [LAM] Cpu usage under OSX (Panther)
Message #151074
This is a reply to #151055.
> The UAD-1 drivers are, even in this beta-stage, just much better than > in OS9. The card doesn't bog the system down anymore, which makes it a > whole new experience to work with this great card. > > FYI: Yesterday I made a song with 128 EXS-voices playing (CPU: 65%), > added 11 UAD-plugs (UAD performance 98%) and CPU stayed at the same > 65%, system was still responsive, which I consider great! > > Yes, Reaktor 4, Carbon, 6 voices, takes 45% :) > > cheers, > bernd I'd love to know your set-up, because I'm using the G5 DP under OS 10.3.2 and Logic 6.3.2. The UAD-1 is less than spectacular. It seems to use up a lot of CPU and spikes on me when using more than just a few UAD-1 plug-ins.
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From: Dennis Gunn <dennis@...>
Date: Sun, 30 Nov 2003 at 2:30:06 AM
Subject: Re: [LUG] [GEN] a/d conversion questions
Message #151076
This is a reply to #151071.
> > A part, yes. A large part, No. I doubt you will notice the >> difference. Still the ADAT card is worth having. OTOH its too bad >> Yamaha is so slow getting it's shit together with mLan or you could >> just use an mLan card direct from the O1-V and get rid of the stinky >> 001 altogether. What is the buffer setting on the OO1? > >its at 2048 That is your latency problem right there. You need to set that at the lowest setting it can be on your system and check out how it works. It may work perfectly or you may need to increase it. What you need to do is set the buffer at the lowest setting you can and see if everything plays back OK without clicks pops and system overload messages. If it does then you are set. If it does not then you will have to bump it up to a higher setting. Setting the buffer is a matter of making a trade of between performance issues and latency. The performance issues including things like clicking and popping, live input effects performance, live input virtual synthesizer voice count etc..., I don't know about the 001 or your system but the fastest drivers existing right now allow a setting of 32 samples. But realistically even on a fast machine you will not get away with using the 32 sample setting without getting some clicks and pops.
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From: K9 Kai Niggemann <canine@...>
Date: Sun, 30 Nov 2003 at 4:02:40 AM
Subject: [LUG] Re: [LAM] Cpu usage under OSX (Panther)
Message #151078
This is a reply to #151062.
At 22:46 Uhr +0000 on 29.11.2003 darealbasoski wrote: >We have a G5 in the office, I really should check how Logic behaves on that, >it's probably the G4 processor that can't handle Panther well enough. I doubt that, I am using Panther on my secondary machine, a Tibook 500 with great results. -- --------------------------------------------------------------------- canine_at_waf80_dot_de good night europe. <your name here> http://kainiggemann.de ---------------------------------------------------------------------
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From: "stephen bennett" <chaosstudios@...>
Date: Sun, 30 Nov 2003 at 5:25:46 AM
Subject: Re: [LAM] Cpu usage under OSX (Panther)
Message #151080
This is a reply to #151074.
--- In logic-users@yahoogroups.com, "jonathankek2000" <jonathankek2000@y...> > > I'd love to know your set-up, because I'm using the G5 DP under OS > 10.3.2 and Logic 6.3.2. The UAD-1 is less than spectacular. It seems > to use up a lot of CPU and spikes on me when using more than just a > few UAD-1 plug-ins. I think there are still issues with UAD-1 and the G5. Pretty stable on the Dual g4 800. It also seems to use the native CPU less than under OS9. I managed to get up to 90% on the UAD CPU with both native CPU meters on 95% Impressive Regards Stephen
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From: "darealbasoski" <mail@...>
Date: Sun, 30 Nov 2003 at 6:11:02 AM
Subject: [LUG] Re: [LAM] Cpu usage under OSX (Panther)
Message #151082
This is a reply to #151078.
> >it's probably the G4 processor that can't handle Panther well enough. > > I doubt that, I am using Panther on my secondary machine, a Tibook > 500 with great results. Hm, in that case, I dunno:) I do use panther to write this reply, on an Ibook 600, but that's only a G3. OSX is so amazingly beautiful and handy, with the whole intergration of addressbook/email/calender/Ichat etc. But Logic stays on the OS9 machine for now! O.
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