Questions and Answers :
Windows :
Astropulse problem
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Author | Message |
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pspud Send message Joined: 29 Mar 02 Posts: 6 Credit: 7,609,211 RAC: 0 |
I'd been running Astropulse for several years. Lately, the animated screen has not been running. I looked into the Manager and found that Astropulse is not listed in tasks. When I went to Add Tasks, it wasn't there. Is it gone, or am I making some howling error? |
OzzFan Send message Joined: 9 Apr 02 Posts: 15691 Credit: 84,761,841 RAC: 28 |
I'm confused. I don't know of any "add tasks" button in BOINC. In general, AstroPulse is something you automatically get as long as it is checked in your preferences. If AstroPulse tasks aren't listed, it can simply mean there aren't any available. Nothing you can do about that until the project generates more, and since AstroPulse is quite popular among the credit hounds, they are usually snatched up quickly. |
Jord Send message Joined: 9 Jun 99 Posts: 15184 Credit: 4,362,181 RAC: 3 |
I'm confused. And that's not an easy feat. |
pspud Send message Joined: 29 Mar 02 Posts: 6 Credit: 7,609,211 RAC: 0 |
In the Boinc Manager, in the Tools menu, first choice is Add Project. Box pops up, "Add Project" is the default, click Next, and you get a list of projects. Astropulse in not on it. So, you're saying that Astropulse is, like, bundled with Setiathome? I -have- had short periods of inactivity over the years, but this is much longer. If it's just a matter of waiting, I'm ok with that. I just wanted to make sure something wasn't wrong with my installation or settings or something. |
John McLeod VII Send message Joined: 15 Jul 99 Posts: 24806 Credit: 790,712 RAC: 0 |
Yes, AstroPulse tasks come from the SETI@Home project. It is another way of looking at the same data, but the data has to be sliced differently. I believe that there are something like 250 Multi Beam (normal SETI) tasks for every one AstroPulse task. BOINC WIKI |
OzzFan Send message Joined: 9 Apr 02 Posts: 15691 Credit: 84,761,841 RAC: 28 |
In the Boinc Manager, in the Tools menu, first choice is Add Project. Box pops up, "Add Project" is the default, click Next, and you get a list of projects. Astropulse in not on it. Add Projects is far different than Add Tasks. ;) Yes, AstroPulse is part of SETI@home and not a separate project. |
pspud Send message Joined: 29 Mar 02 Posts: 6 Credit: 7,609,211 RAC: 0 |
Thanks for the help John. I should just sit tight, hold my water and wait for the pretty blinking lights, right? :-) |
Zalster Send message Joined: 27 May 99 Posts: 5517 Credit: 528,817,460 RAC: 242 |
pspud, Are you asking why you are not getting astropulses or why you are not seeing the moving graph associated with the astropulses? I only ask as your computer has received 3 astropulses so far but they are being processed by the graphic card. Your first statement at the beginning of this thread and at the end of this one saying wait for the pretty blinking lights makes me think you are asking why the moving graphic of the screensaver is not being displayed. Since the graphic card can't do both, make the screensaver and crunch the data, you will not get the moving graph that you used to associate with seti. Unless...you only crunch the astropulses on the CPU and don't crunch on the graphic card. The reason for using the graphic card to crunch is it's much faster in most cases than the cpu. If I misunderstood then I apologize in advance. |
BilBg Send message Joined: 27 May 07 Posts: 3720 Credit: 9,385,827 RAC: 0 |
Unless...you only crunch the astropulses on the CPU and don't crunch on the graphic card. Not wright - if he will have running on the CPU AstroPulse task he will see the graphics for that task (no matter if another task is running on the GPU) Here, on SETI@home, only the CPU applications (SETI@home v7 CPU and AstroPulse v7 CPU) have graphics part (another .exe) I talk about stock (from the server) applications, not the optimized ('Lunatics') Â - ALF - "Find out what you don't do well ..... then don't do it!" :) Â |
Jord Send message Joined: 9 Jun 99 Posts: 15184 Credit: 4,362,181 RAC: 3 |
Since the graphic card can't do both, make the screensaver and crunch the data, you will not get the moving graph that you used to associate with seti. This is a myth, but not true. All GPGPUs out there, from the earliest Nvidia to the latest iGPU can do graphics while doing the calculations. It just wasn't adopted by the Seti project at the time of their CUDA introduction because it wasn't interesting enough to add it at the time. CUDA was already something of a rush job, as they (Nvidia, BOINC and Seti) had set themselves an almost impossible deadline due to a press conference. Before that time they wanted to have the applications out and available. These days the GPU applications are mostly built by Lunatics, who in the interest of speed don't want to add the graphics application into the build. It's not impossible to do so. But as you can see when running a Multibeam or Astropulse on your CPU, you can show the graphics of those at the same time as doing 1, 2, 3 or more tasks on your GPU. You can even switch between graphics of various tasks, something the BOINC screen saver does. |
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