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Search: Posts Made By: rick

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Thanks to those of you who ran the code. I've...	2,719 Views / 11 Replies
Thanks to those of you who ran the code. I've sent a reply back to Apple and I'll keep you up to date if anything changes.
Posted by rick, on May 22, 2006 at 11:03 AM, in Team MacNN

I don't think so. The alpha 5.2...	122,423 Views / 970 Replies
I don't think so. The alpha 5.2 (http://inst.eecs.berkeley.edu/~alexkan/seti/seti_apple.zip) code is up though. Ha, indeed. "Busy" would be a massive understatement. I might get a few days free...
Posted by rick, on May 20, 2006 at 10:16 AM, in Team MacNN

Alright! You Intel Mac toting sons of bitches,...	2,719 Views / 11 Replies
Alright! You Intel Mac toting sons of bitches, listen up! I've just got a reply about the bug report I sent to Apple (i.e. the reason why I can't make an optimised Intel client). However, they say...
Posted by rick, on May 20, 2006 at 09:51 AM, in Team MacNN

Sorry, none of our optimised clients have...	122,423 Views / 970 Replies
Sorry, none of our optimised clients have graphics at the moment. The plan is to add this back in eventually but it's got a low priority at the moment because optimisation and correctness is our main...
Posted by rick, on May 14, 2006 at 08:19 AM, in Team MacNN

You may have to grill Alex on the specifics but I...	122,423 Views / 970 Replies
You may have to grill Alex on the specifics but I think I can summarise: This is perfectly normal. In the newer clients there are actually two different sets of routines that are used to calculate...
Posted by rick, on May 1, 2006 at 05:02 AM, in Team MacNN

Fair enough. ;) You should probably have a...	122,423 Views / 970 Replies
Fair enough. ;) You should probably have a look at the Apple developer notes (http://developer.apple.com/cgi-bin/search.pl?q=imac+developer+note&num=10&site=default_collection). I think they...
Posted by rick, on Apr 26, 2006 at 05:42 AM, in Team MacNN

1-3 °F (½-1½ °C) is a very very small amount and...	122,423 Views / 970 Replies
1-3 °F (½-1½ °C) is a very very small amount and could easily be attributed to changes in the ambient temperature of your environment. What sort of temperatures are you getting, and why is this...
Posted by rick, on Apr 26, 2006 at 04:48 AM, in Team MacNN

You mean the official SETI@home client? Yeah,...	122,423 Views / 970 Replies
You mean the official SETI@home client? Yeah, that should probably work fine (although I haven't tried it myself). There are just some problems with the optimised client that I'm working on. ...
Posted by rick, on Apr 23, 2006 at 05:23 PM, in Team MacNN

I'm currently working on the Intel Mac version,...	2,719 Views / 11 Replies
I'm currently working on the Intel Mac version, but see the recent post I made (http://forums.macnn.com/showthread.php?p=2954255#post2954255). A client will be coming eventually, just not soon.
Posted by rick, on Apr 18, 2006 at 03:37 PM, in Team MacNN

A small update on the status of the Intel Mac...	122,423 Views / 970 Replies
A small update on the status of the Intel Mac version. Turns out there's a small (but serious enough to cause major problems) bug somewhere between the x86 hardware and the SETI@home code. I've...
Posted by rick, on Apr 18, 2006 at 03:34 PM, in Team MacNN

When I had a look at the SETI@home enhanced...	122,423 Views / 970 Replies
When I had a look at the SETI@home enhanced source code back in December, the main changes were that they'd finally switched to use FFTW by default instead of the slower "Ooura" routines that they...
Posted by rick, on Mar 18, 2006 at 06:56 AM, in Team MacNN

Yeah, there will definitely be a universal binary...	122,423 Views / 970 Replies
Yeah, there will definitely be a universal binary version (with separate optimisations for G4, G5 and x86) at some point. I'll be getting started on this just as soon as my MacBook Pro arrives...
Posted by rick, on Mar 12, 2006 at 06:08 AM, in Team MacNN

On my PowerBook there's an "Allow Nap" checkbox...	122,423 Views / 970 Replies
On my PowerBook there's an "Allow Nap" checkbox in System Preferences -> Processor. I guess you can then look in ~/Library/Preferences/com.apple.systempreferences.plist for the appropriate key to...
Posted by rick, on Jan 9, 2006 at 02:27 PM, in Team MacNN

Well goddamn if that isn't an interesting error....	122,423 Views / 970 Replies
Well goddamn if that isn't an interesting error. Have you got any copies of the work units? It looks as though all the other people who got the same work unit also had client errors. Maybe SETI@home...
Posted by rick, on Dec 23, 2005 at 03:49 PM, in Team MacNN

Zut alors! E.T is now second...	122,423 Views / 970 Replies
Zut alors! E.T is now second (http://setiathome.berkeley.edu/top_hosts.php) with Karl coming in a close fourth. Nice. :D
Posted by rick, on Dec 20, 2005 at 02:13 PM, in Team MacNN

I've been meaning to put up a concise...	122,423 Views / 970 Replies
I've been meaning to put up a concise installation guide on the web site for a while. You posted what I consider the definitive version halfway down page 7. Can I steal this to put on the site (with...
Posted by rick, on Dec 20, 2005 at 11:35 AM, in Team MacNN

Ack! Don't ask! In the past two weeks my...	122,423 Views / 970 Replies
Ack! Don't ask! In the past two weeks my free time has gone from infinite to virtually zero from applying for jobs, various favours and the occasional misadventure. I've hardly had a chance to...
Posted by rick, on Dec 3, 2005 at 08:24 AM, in Team MacNN

Yeah, I had a look into the code that does this a...	122,423 Views / 970 Replies
Yeah, I had a look into the code that does this a while back when we were trying to figure it out. From my brief look over the BOINC code, it looks as though it does things correctly. However, the...
Posted by rick, on Dec 2, 2005 at 12:04 PM, in Team MacNN

Hey guys, I was replying to a message on one of...	122,423 Views / 970 Replies
Hey guys, I was replying to a message on one of the Apple mailing lists (http://lists.apple.com/archives/PerfOptimization-dev/2005/Nov/msg00086.html). Would it be possible for one of you pimps...
Posted by rick, on Nov 29, 2005 at 06:29 PM, in Team MacNN

http://naparst.name You can get...	122,423 Views / 970 Replies
http://naparst.name You can get performance measurements about any program that you're running with Shark. However, if you don't have a copy of the source code then it will only provide this...
Posted by rick, on Nov 27, 2005 at 07:58 AM, in Team MacNN

Shark will be part of the development tools that...	122,423 Views / 970 Replies
Shark will be part of the development tools that come on your Mac OS X installation disk. It will be under the CHUD tools (Computer Hardware something something...). However, you'll probably want...
Posted by rick, on Nov 26, 2005 at 05:24 AM, in Team MacNN

These kind of got answered by the references that...	122,423 Views / 970 Replies
These kind of got answered by the references that Karl provided but I'll try and be more specific: Currently, me and Alex are the only ones developing this and we've only got access to G4...
Posted by rick, on Nov 25, 2005 at 07:22 AM, in Team MacNN

It looks as though 'machine' just reports the CPU...	122,423 Views / 970 Replies
It looks as though 'machine' just reports the CPU type. For all G5s this should be 'ppc970'. Perhaps I'll just use your idea of the Power Mac model number. I think it might be trickier than I...
Posted by rick, on Nov 22, 2005 at 01:26 PM, in Team MacNN

Thanks. Unfortunately, this doesn't look as...	122,423 Views / 970 Replies
Thanks. Unfortunately, this doesn't look as though it's going to be helpful. I was hoping it would be something like: hw.logicalcpu: 2 hw.physicalcpu: 1 or something so we could distinguish dual...
Posted by rick, on Nov 21, 2005 at 02:20 PM, in Team MacNN

Those dual / quad benchmarks are sweet. Hopefully...	122,423 Views / 970 Replies
Those dual / quad benchmarks are sweet. Hopefully we can get them under 30 minutes with alpha 6. Out of curiosity, could someone with a dual or quad system run the following command in terminal:...
Posted by rick, on Nov 21, 2005 at 01:36 PM, in Team MacNN

Why not?	122,423 Views / 970 Replies
Why not?
Posted by rick, on Nov 16, 2005 at 08:35 AM, in Team MacNN

There aren't any plans (or volunteers) for this...	122,423 Views / 970 Replies
There aren't any plans (or volunteers) for this at the moment, but hopefully we would be able to combine our efforts with the current x86 optimisation efforts. Even though we use the Accelerate...
Posted by rick, on Nov 15, 2005 at 01:05 PM, in Team MacNN

Hey, jasper, nice to see another coder. The...	122,423 Views / 970 Replies
Hey, jasper, nice to see another coder. The main reason that Shark points to those parts is because we're accessing global variables (data and chirped are global structures with array pointers in...
Posted by rick, on Nov 13, 2005 at 12:20 PM, in Team MacNN

Thought I'd post an update because I haven't been...	122,423 Views / 970 Replies
Thought I'd post an update because I haven't been on the board for ages. I was writing up the alpha 6 code but started getting a few accuracy problems so I decided to get this sorted out once and for...
Posted by rick, on Nov 2, 2005 at 11:43 AM, in Team MacNN

These sound like the "-9 result_overflow" errors...	122,423 Views / 970 Replies
These sound like the "-9 result_overflow" errors that I mentioned above. This is a problem with the BOINC software exiting before the error message gets written to the file. I posted this to the...
Posted by rick, on Oct 6, 2005 at 12:22 PM, in Team MacNN

Yeah, we've got these results sorted out now....	122,423 Views / 970 Replies
Yeah, we've got these results sorted out now. They're perfectly normal and are not a problem with the client. However, in certain cases, all BOINC clients for Mac will not display this message. They...
Posted by rick, on Oct 4, 2005 at 08:51 AM, in Team MacNN

Yeah, this is really starting to confuse me....	122,423 Views / 970 Replies
Yeah, this is really starting to confuse me. What's strange is that yours got selected as the canonical result. :err: Well unfortunately I'm feeling much better today. I feel so chipper......
Posted by rick, on Oct 2, 2005 at 07:27 AM, in Team MacNN

And our bitchin' chirp routine. ;)	122,423 Views / 970 Replies
And our bitchin' chirp routine. ;)
Posted by rick, on Oct 1, 2005 at 07:23 PM, in Team MacNN

It's normally distributed with the SETI@home...	122,423 Views / 970 Replies
It's normally distributed with the SETI@home source code. I've also included a copy in the alpha client source code (http://writhe.org.uk/seti@home/[email protected]). Look for the "work_unit.sah"...
Posted by rick, on Oct 1, 2005 at 07:19 PM, in Team MacNN

Download the reference work unit. Make sure...	122,423 Views / 970 Replies
Download the reference work unit. Make sure that it is called "work_unit.sah". Put the "seti@home-G4-a5" in this folder. Open Terminal. Change your current working directory to the above...
Posted by rick, on Oct 1, 2005 at 11:03 AM, in Team MacNN

Been feeling rough today so have had time to run...	122,423 Views / 970 Replies
Been feeling rough today so have had time to run over some in-depth SETI@home related things. Firstly, I managed to snag the short work unit that Snake_doctor linked to...
Posted by rick, on Sep 30, 2005 at 12:51 PM, in Team MacNN

Just hit "Save As..." from the File menu and save...	122,423 Views / 970 Replies
Just hit "Save As..." from the File menu and save it to wherever you want. If your browser makes you save it with an extension it doesn't matter, just make sure you put the correct filename in for...
Posted by rick, on Sep 29, 2005 at 11:21 AM, in Team MacNN

You don't need to use the ed command to run the...	122,423 Views / 970 Replies
You don't need to use the ed command to run the script. You might have accidentally edited it so you should probably download a fresh copy. Okay, assuming that you put the "setiURL" file on your...
Posted by rick, on Sep 28, 2005 at 04:36 AM, in Team MacNN

Well I've chugged away on that invalid result...	122,423 Views / 970 Replies
Well I've chugged away on that invalid result that amigoivo reported. It's definitely something with the Gaussian finding code because it misses one of them. I managed to grab this one as well...
Posted by rick, on Sep 27, 2005 at 05:51 PM, in Team MacNN

After some more investigation, work units with...	122,423 Views / 970 Replies
After some more investigation, work units with "Checked, but no consensus yet" just mean that the full set of results (from other users) have not been returned yet, so there's no way to find the...
Posted by rick, on Sep 24, 2005 at 11:54 AM, in Team MacNN

Damn it. This means that the code is wrong and...	122,423 Views / 970 Replies
Damn it. This means that the code is wrong and addressing memory it shouldn't do. Could someone within 20 miles of Berkeley go and throttle Alex. Cheers. :D I've had some help from the guys on the...
Posted by rick, on Sep 23, 2005 at 07:22 AM, in Team MacNN

Can you keep us updated about the ones which are...	122,423 Views / 970 Replies
Can you keep us updated about the ones which are "Validate state Checked, but no consensus yet". If you or anyone else receives any more invalid work units, can you please post links to them so I can...
Posted by rick, on Sep 22, 2005 at 05:46 PM, in Team MacNN

This is okay. The code is still optimised for G4...	122,423 Views / 970 Replies
This is okay. The code is still optimised for G4 / G5 and should run without any performance differences. I assume it was tagged as "ppc7400" because that's what my PowerBook is (well 7450, but 7400...
Posted by rick, on Sep 19, 2005 at 12:56 PM, in Team MacNN

Hi, I'm the other developer that Alex keeps...	122,423 Views / 970 Replies
Hi, I'm the other developer that Alex keeps bitching about. We're going to be hosting stuff on my web space in the future so please redirect your attentions to http://writhe.org.uk/seti@home/ for new...
Posted by rick, on Sep 15, 2005 at 07:28 PM, in Team MacNN

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