Message boards : Number crunching : Crunching question (non points related!!!)
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MattDavis Send message Joined: 22 Sep 05 Posts: 206 Credit: 1,377,748 RAC: 0 |
Here's a question that doesn't have to do with points! I have an old computer that was running Einstein and Predictor. There are its stats: http://einstein.phys.uwm.edu/show_host_detail.php?hostid=703698 I picked those two projects because I only crunch 4 projects (Predictor, Einstein, Rosetta, and LHC), and those two projects had low RAM requirements. With Predictor down for awhile I want to add a 2nd project to the computer in case Einstein ever has a problem. Can that computer run Rosetta? It doesn't have much RAM, and I don't want it to freeze up or anything. It's a dedicated crunching box, sitting there with just a power and network connection. However, I don't want to cause any problems with it since it works well. |
Cureseekers~Kristof Send message Joined: 5 Nov 05 Posts: 80 Credit: 689,603 RAC: 0 |
I have a similar computer, and it runs fine, so... (https://boinc.bakerlab.org/rosetta/show_host_detail.php?hostid=118843) Member of Dutch Power Cows |
MattDavis Send message Joined: 22 Sep 05 Posts: 206 Credit: 1,377,748 RAC: 0 |
I have a similar computer, and it runs fine, so... That computers has 3x the memory though :) |
MikeMarsUK Send message Joined: 15 Jan 06 Posts: 121 Credit: 2,637,872 RAC: 0 |
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mage492 Send message Joined: 12 Apr 06 Posts: 48 Credit: 17,966 RAC: 0 |
I've run Rosetta on a 266 MHz PII with 256 Mb of RAM (This was back when the project recommended 512.), and it did just fine. I set the run time to 24 hours. On some large proteins, it might only get 2 or 3 models done, but it always made the deadlines. It was a dedicated 24/7 cruncher running Linux, though, so draw your own conclusions. You've got about twice the processor (with a faster FSB and all that other fun stuff), but half the RAM. The main issue (as I see it) is how much swap space you have. I'm not sure how to check it in XP, but if it's large enough, you should be okay. Your hard drive will just have to work a little harder. The PII had a 512 Mb swap partition, if I remember correctly. "There are obviously many things which we do not understand, and may never be able to." Leela (From the Mac game "Marathon", released 1995) |
MattDavis Send message Joined: 22 Sep 05 Posts: 206 Credit: 1,377,748 RAC: 0 |
I found that computer for $5.95 at a thrift store a month or so ago. It was the property of a local school district but had never been used. The inside of the case was dust-free and the XP installation was untouched. |
Tom Philippart Send message Joined: 29 May 06 Posts: 183 Credit: 834,667 RAC: 0 |
no, it can't, I'm sorry. check here: https://boinc.bakerlab.org/rosetta/rah_requirements.php |
AMD_is_logical Send message Joined: 20 Dec 05 Posts: 299 Credit: 31,460,681 RAC: 0 |
128MB of RAM is really not enough for Rosetta. You might consider SIMAP. It's a very worthwhile protein related project that uses very little RAM. http://boinc.bio.wzw.tum.de/boincsimap/ |
MikeMarsUK Send message Joined: 15 Jan 06 Posts: 121 Credit: 2,637,872 RAC: 0 |
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James Thompson Send message Joined: 13 Oct 05 Posts: 46 Credit: 186,109 RAC: 0 |
I found that computer for $5.95 at a thrift store a month or so ago. Hi Matt, Great question. I don't think that your computer can run Rosetta with the current requirements. What sort of RAM does it use? If it uses PC100, I have an extra 128MB stick that I could mail to you. Send me an e-mail if you'd like it and I'll get your address. Maybe this will start some sort of spare parts swap that will allow people to upgrade computers with spare parts to be able to better run Rosetta. I know that I have a couple of other parts around the house that would be much better served in all of your computers than sitting in a drawer in my house. |
MattDavis Send message Joined: 22 Sep 05 Posts: 206 Credit: 1,377,748 RAC: 0 |
I found that computer for $5.95 at a thrift store a month or so ago. That's very generous, but I don't know what kind of RAM it uses. |
Feet1st Send message Joined: 30 Dec 05 Posts: 1755 Credit: 4,690,520 RAC: 0 |
Rosetta's formal guidelines are for 256MB. You have half of that. I've heard others post saying they are able to crunch Rosetta just fine on 128MB... but keep in mind they aren't using the machine for anything else. The project's guideline tries to leave you with a usable system while running the project. Add this signature to your EMail: Running Microsoft's "System Idle Process" will never help cure cancer, AIDS nor Alzheimer's. But running Rosetta@home just might! https://boinc.bakerlab.org/rosetta/ |
MattDavis Send message Joined: 22 Sep 05 Posts: 206 Credit: 1,377,748 RAC: 0 |
I checked the the computer has PC100 RAM. A friend said I could replace that with PC133 RAM I had around and I did, from 128 to 384 - now things are faster and now Rosetta is attached to it! Thanks to everyone for their help, especially James Thompson for his generous offer. |
James Thompson Send message Joined: 13 Oct 05 Posts: 46 Credit: 186,109 RAC: 0 |
I checked the the computer has PC100 RAM. No problem. Thanks for running Rosetta, and congratulations on finding such a good deal on a spare crunching machine. |
Avi Send message Joined: 2 Aug 06 Posts: 58 Credit: 95,619 RAC: 0 |
By the way, if its a company built computer, crucial.com should be able to tell you what kind of memory it uses. It might even tell you how many slots there are. Perhaps that can help figuring out about sending parts. I think i have a bag of OLD 32mb ram chips or smthing. Prolly time to throw them out :P |
John McLeod VII Send message Joined: 17 Sep 05 Posts: 108 Credit: 195,137 RAC: 0 |
I have a couple of P200's with 128 MB RAM that are crunching (the one with 64MB RAM won't). BOINC WIKI |
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Number crunching :
Crunching question (non points related!!!)
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