Re: UbuntuStudio controls redesign
On 30 March 2010 06:17, Brian David beej...@gmail.com wrote: On Mon, Mar 29, 2010 at 2:49 PM, Fritz Meissner meissner.fr...@gmail.com wrote: Secondly, I have recently seen rather exasperated comments (from someone that I respect as an authority) that the mystique surrounding nice settings is misplaced and that it has virtually nothing to do with audio performance. If this is the case, then should that setting not be removed from the Controls ? I'd be interested to hear these comments, because from my understanding, niceness has a lot to do with audio performance. Or, more generally, it has a lot to with the performance of any process. By setting the niceness of programs run by users in the Audio group to -19, you are letting the kernel know that those programs take precedence over most others when deciding how to allocate CPU resources. How would this not help performance? If this is misguided, then it would definitely be good to know. -- -Brian David Brian, The comments I was remembering are in the following two posts on the Linux Audio User mailing list : http://lists.linuxaudio.org/pipermail/linux-audio-user/2009-November/064820.html http://lists.linuxaudio.org/pipermail/linux-audio-user/2009-November/064828.html I don't have the expertise to evaluate them, but there are enough knowledgeable people on LAU that I would have expected the comments to be shot down if they were out of line (they weren't). I noticed in those posts that they regard rtprio as the critical setting - should this be included in Studio Controls ? Fritz -- Ubuntu-Studio-devel mailing list Ubuntu-Studio-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel
Re: UbuntuStudio controls redesign
rtprio is intended to be configured on the ubuntustudio controls v0.6. I found some problem to set it up my self, you need to have the card pluged in to scan for irqs etc.(I have a firewire interface). I think a GUI helper for this could be very helpfull. I think we could edit the Ubuntustudio wiki page that Scott made, and start to lay down the ideas as fas as possible, so it will be easier and faster to people start to code and debate. 2010/3/30 Fritz Meissner meissner.fr...@gmail.com On 30 March 2010 06:17, Brian David beej...@gmail.com wrote: On Mon, Mar 29, 2010 at 2:49 PM, Fritz Meissner meissner.fr...@gmail.com wrote: Secondly, I have recently seen rather exasperated comments (from someone that I respect as an authority) that the mystique surrounding nice settings is misplaced and that it has virtually nothing to do with audio performance. If this is the case, then should that setting not be removed from the Controls ? I'd be interested to hear these comments, because from my understanding, niceness has a lot to do with audio performance. Or, more generally, it has a lot to with the performance of any process. By setting the niceness of programs run by users in the Audio group to -19, you are letting the kernel know that those programs take precedence over most others when deciding how to allocate CPU resources. How would this not help performance? If this is misguided, then it would definitely be good to know. -- -Brian David Brian, The comments I was remembering are in the following two posts on the Linux Audio User mailing list : http://lists.linuxaudio.org/pipermail/linux-audio-user/2009-November/064820.html http://lists.linuxaudio.org/pipermail/linux-audio-user/2009-November/064828.html I don't have the expertise to evaluate them, but there are enough knowledgeable people on LAU that I would have expected the comments to be shot down if they were out of line (they weren't). I noticed in those posts that they regard rtprio as the critical setting - should this be included in Studio Controls ? Fritz -- Ubuntu-Studio-devel mailing list Ubuntu-Studio-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel -- Fagote / Contrafagote Bassoon / Contra-bassoon http://myspace.com/ricardolameiro -- Ubuntu-Studio-devel mailing list Ubuntu-Studio-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel
Re: UbuntuStudio controls redesign
I also can try to speak with rncbc, (the rtirq script maker) to ask for some help. 2010/3/30 Ricardo Lameiro ricardolame...@gmail.com rtprio is intended to be configured on the ubuntustudio controls v0.6. I found some problem to set it up my self, you need to have the card pluged in to scan for irqs etc.(I have a firewire interface). I think a GUI helper for this could be very helpfull. I think we could edit the Ubuntustudio wiki page that Scott made, and start to lay down the ideas as fas as possible, so it will be easier and faster to people start to code and debate. 2010/3/30 Fritz Meissner meissner.fr...@gmail.com On 30 March 2010 06:17, Brian David beej...@gmail.com wrote: On Mon, Mar 29, 2010 at 2:49 PM, Fritz Meissner meissner.fr...@gmail.com wrote: Secondly, I have recently seen rather exasperated comments (from someone that I respect as an authority) that the mystique surrounding nice settings is misplaced and that it has virtually nothing to do with audio performance. If this is the case, then should that setting not be removed from the Controls ? I'd be interested to hear these comments, because from my understanding, niceness has a lot to do with audio performance. Or, more generally, it has a lot to with the performance of any process. By setting the niceness of programs run by users in the Audio group to -19, you are letting the kernel know that those programs take precedence over most others when deciding how to allocate CPU resources. How would this not help performance? If this is misguided, then it would definitely be good to know. -- -Brian David Brian, The comments I was remembering are in the following two posts on the Linux Audio User mailing list : http://lists.linuxaudio.org/pipermail/linux-audio-user/2009-November/064820.html http://lists.linuxaudio.org/pipermail/linux-audio-user/2009-November/064828.html I don't have the expertise to evaluate them, but there are enough knowledgeable people on LAU that I would have expected the comments to be shot down if they were out of line (they weren't). I noticed in those posts that they regard rtprio as the critical setting - should this be included in Studio Controls ? Fritz -- Ubuntu-Studio-devel mailing list Ubuntu-Studio-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel -- Fagote / Contrafagote Bassoon / Contra-bassoon http://myspace.com/ricardolameiro -- Fagote / Contrafagote Bassoon / Contra-bassoon http://myspace.com/ricardolameiro -- Ubuntu-Studio-devel mailing list Ubuntu-Studio-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel
Re: UbuntuStudio controls redesign
On Tue, Mar 30, 2010 at 7:01 AM, Fritz Meissner meissner.fr...@gmail.comwrote: On 30 March 2010 06:17, Brian David beej...@gmail.com wrote: On Mon, Mar 29, 2010 at 2:49 PM, Fritz Meissner meissner.fr...@gmail.com wrote: Secondly, I have recently seen rather exasperated comments (from someone that I respect as an authority) that the mystique surrounding nice settings is misplaced and that it has virtually nothing to do with audio performance. If this is the case, then should that setting not be removed from the Controls ? I'd be interested to hear these comments, because from my understanding, niceness has a lot to do with audio performance. Or, more generally, it has a lot to with the performance of any process. By setting the niceness of programs run by users in the Audio group to -19, you are letting the kernel know that those programs take precedence over most others when deciding how to allocate CPU resources. How would this not help performance? If this is misguided, then it would definitely be good to know. -- -Brian David Brian, The comments I was remembering are in the following two posts on the Linux Audio User mailing list : http://lists.linuxaudio.org/pipermail/linux-audio-user/2009-November/064820.html http://lists.linuxaudio.org/pipermail/linux-audio-user/2009-November/064828.html I don't have the expertise to evaluate them, but there are enough knowledgeable people on LAU that I would have expected the comments to be shot down if they were out of line (they weren't). I noticed in those posts that they regard rtprio as the critical setting - should this be included in Studio Controls ? Fritz -- Ubuntu-Studio-devel mailing list Ubuntu-Studio-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel Hard to argue with Paul Davis. :) Okay, so it's good to hear that Studio Control should eventually be able to configure the rtprio settings. Something that I am always needing to do on my Ubuntu Studio systems is manually setting the priorities of certain real-time threads (as described on this page: http://www.alsa-project.org/main/index.php/Low_latency_howto, down at the Thread Priorities section. Coincidentally one of the many pages that suggests adjusting the nice settings). Without doing this, I get an unusable amount of x-runs with the rt-kernel, and it works wonderfully after they are set. Can Ubuntu Studio Controls be made to set these thread priorities? That would be lovely. -- -Brian David -- Ubuntu-Studio-devel mailing list Ubuntu-Studio-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel
Re: UbuntuStudio controls redesign
I order to UScontrols to address all of this settings, we should post at the wiki page the links for the future redesign. If averyone can post links to tutorials, scripts, HOW TOs or processes to configure the computer for audio performance. The most info we gather the better. I will try to edit Scott wiki page for USControls. https://help.ubuntu.com/community/UbuntuStudioControls 2010/3/30 Brian David beej...@gmail.com On Tue, Mar 30, 2010 at 7:01 AM, Fritz Meissner meissner.fr...@gmail.comwrote: On 30 March 2010 06:17, Brian David beej...@gmail.com wrote: On Mon, Mar 29, 2010 at 2:49 PM, Fritz Meissner meissner.fr...@gmail.com wrote: Secondly, I have recently seen rather exasperated comments (from someone that I respect as an authority) that the mystique surrounding nice settings is misplaced and that it has virtually nothing to do with audio performance. If this is the case, then should that setting not be removed from the Controls ? I'd be interested to hear these comments, because from my understanding, niceness has a lot to do with audio performance. Or, more generally, it has a lot to with the performance of any process. By setting the niceness of programs run by users in the Audio group to -19, you are letting the kernel know that those programs take precedence over most others when deciding how to allocate CPU resources. How would this not help performance? If this is misguided, then it would definitely be good to know. -- -Brian David Brian, The comments I was remembering are in the following two posts on the Linux Audio User mailing list : http://lists.linuxaudio.org/pipermail/linux-audio-user/2009-November/064820.html http://lists.linuxaudio.org/pipermail/linux-audio-user/2009-November/064828.html I don't have the expertise to evaluate them, but there are enough knowledgeable people on LAU that I would have expected the comments to be shot down if they were out of line (they weren't). I noticed in those posts that they regard rtprio as the critical setting - should this be included in Studio Controls ? Fritz -- Ubuntu-Studio-devel mailing list Ubuntu-Studio-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel Hard to argue with Paul Davis. :) Okay, so it's good to hear that Studio Control should eventually be able to configure the rtprio settings. Something that I am always needing to do on my Ubuntu Studio systems is manually setting the priorities of certain real-time threads (as described on this page: http://www.alsa-project.org/main/index.php/Low_latency_howto, down at the Thread Priorities section. Coincidentally one of the many pages that suggests adjusting the nice settings). Without doing this, I get an unusable amount of x-runs with the rt-kernel, and it works wonderfully after they are set. Can Ubuntu Studio Controls be made to set these thread priorities? That would be lovely. -- -Brian David -- Ubuntu-Studio-devel mailing list Ubuntu-Studio-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel -- Fagote / Contrafagote Bassoon / Contra-bassoon http://myspace.com/ricardolameiro -- Ubuntu-Studio-devel mailing list Ubuntu-Studio-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel
Re: UbuntuStudio controls redesign
Well I just made a wiki page, since the other pages is intended as a help page. here goes the link for the page. https://wiki.ubuntu.com/UbuntuStudio/ControlsRedesign 2010/3/30 Ricardo Lameiro ricardolame...@gmail.com I order to UScontrols to address all of this settings, we should post at the wiki page the links for the future redesign. If averyone can post links to tutorials, scripts, HOW TOs or processes to configure the computer for audio performance. The most info we gather the better. I will try to edit Scott wiki page for USControls. https://help.ubuntu.com/community/UbuntuStudioControls 2010/3/30 Brian David beej...@gmail.com On Tue, Mar 30, 2010 at 7:01 AM, Fritz Meissner meissner.fr...@gmail.comwrote: On 30 March 2010 06:17, Brian David beej...@gmail.com wrote: On Mon, Mar 29, 2010 at 2:49 PM, Fritz Meissner meissner.fr...@gmail.com wrote: Secondly, I have recently seen rather exasperated comments (from someone that I respect as an authority) that the mystique surrounding nice settings is misplaced and that it has virtually nothing to do with audio performance. If this is the case, then should that setting not be removed from the Controls ? I'd be interested to hear these comments, because from my understanding, niceness has a lot to do with audio performance. Or, more generally, it has a lot to with the performance of any process. By setting the niceness of programs run by users in the Audio group to -19, you are letting the kernel know that those programs take precedence over most others when deciding how to allocate CPU resources. How would this not help performance? If this is misguided, then it would definitely be good to know. -- -Brian David Brian, The comments I was remembering are in the following two posts on the Linux Audio User mailing list : http://lists.linuxaudio.org/pipermail/linux-audio-user/2009-November/064820.html http://lists.linuxaudio.org/pipermail/linux-audio-user/2009-November/064828.html I don't have the expertise to evaluate them, but there are enough knowledgeable people on LAU that I would have expected the comments to be shot down if they were out of line (they weren't). I noticed in those posts that they regard rtprio as the critical setting - should this be included in Studio Controls ? Fritz -- Ubuntu-Studio-devel mailing list Ubuntu-Studio-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel Hard to argue with Paul Davis. :) Okay, so it's good to hear that Studio Control should eventually be able to configure the rtprio settings. Something that I am always needing to do on my Ubuntu Studio systems is manually setting the priorities of certain real-time threads (as described on this page: http://www.alsa-project.org/main/index.php/Low_latency_howto, down at the Thread Priorities section. Coincidentally one of the many pages that suggests adjusting the nice settings). Without doing this, I get an unusable amount of x-runs with the rt-kernel, and it works wonderfully after they are set. Can Ubuntu Studio Controls be made to set these thread priorities? That would be lovely. -- -Brian David -- Ubuntu-Studio-devel mailing list Ubuntu-Studio-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel -- Fagote / Contrafagote Bassoon / Contra-bassoon http://myspace.com/ricardolameiro -- Fagote / Contrafagote Bassoon / Contra-bassoon http://myspace.com/ricardolameiro -- Ubuntu-Studio-devel mailing list Ubuntu-Studio-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel
Re: UbuntuStudio controls redesign
On Mon, Mar 29, 2010 at 2:49 PM, Fritz Meissner meissner.fr...@gmail.comwrote: Firstly, I think that it should have a help button that gives some guidance on what the controls do, and what would by appropriate settings for typical setups. My experience is that many users (including myself) have little knowledge of this, and misinformation is so widespread that it is difficult to educate oneself. Having at least basic explanations that are reliable would help to prevent the problems that people have which are not caused by Studio (which would probably work fine if left on the default settings) but by people getting the settings wrong. Fritz I had created a page for this at help.ubuntu.com although it doesn't currently mention some sane, typical settings, but it could. https://help.ubuntu.com/community/UbuntuStudioControls Perhaps this could be linked to the help button. -- Ubuntu-Studio-devel mailing list Ubuntu-Studio-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel
Re: UbuntuStudio controls redesign
On 29 March 2010 22:20, Scott Lavender scottalaven...@gmail.com wrote: On Mon, Mar 29, 2010 at 2:49 PM, Fritz Meissner meissner.fr...@gmail.com wrote: Firstly, I think that it should have a help button that gives some guidance on what the controls do, and what would by appropriate settings for typical setups. My experience is that many users (including myself) have little knowledge of this, and misinformation is so widespread that it is difficult to educate oneself. Having at least basic explanations that are reliable would help to prevent the problems that people have which are not caused by Studio (which would probably work fine if left on the default settings) but by people getting the settings wrong. Fritz I had created a page for this at help.ubuntu.com although it doesn't currently mention some sane, typical settings, but it could. https://help.ubuntu.com/community/UbuntuStudioControls Perhaps this could be linked to the help button. That does the trick nicely, I'm glad to have this link. Yes, either include this as a help file, or link to it. Fritz -- Ubuntu-Studio-devel mailing list Ubuntu-Studio-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel
Re: UbuntuStudio controls redesign
the network, is just for install a network manager, for people that first come to ubuntustudio, since US doesnt come with networking out the box, no configuration, just instaaling (apt-get install network-manager or apt-get install wicd. 2010/3/29 Fritz Meissner meissner.fr...@gmail.com On 29 March 2010 22:20, Scott Lavender scottalaven...@gmail.com wrote: On Mon, Mar 29, 2010 at 2:49 PM, Fritz Meissner meissner.fr...@gmail.com wrote: Firstly, I think that it should have a help button that gives some guidance on what the controls do, and what would by appropriate settings for typical setups. My experience is that many users (including myself) have little knowledge of this, and misinformation is so widespread that it is difficult to educate oneself. Having at least basic explanations that are reliable would help to prevent the problems that people have which are not caused by Studio (which would probably work fine if left on the default settings) but by people getting the settings wrong. Fritz I had created a page for this at help.ubuntu.com although it doesn't currently mention some sane, typical settings, but it could. https://help.ubuntu.com/community/UbuntuStudioControls Perhaps this could be linked to the help button. That does the trick nicely, I'm glad to have this link. Yes, either include this as a help file, or link to it. Fritz -- Ubuntu-Studio-devel mailing list Ubuntu-Studio-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel -- Fagote / Contrafagote Bassoon / Contra-bassoon http://myspace.com/ricardolameiro -- Ubuntu-Studio-devel mailing list Ubuntu-Studio-devel@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-devel
