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Number crunching :
Converting to BOINC in a couple of days
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kzhorse Send message Joined: 30 Jun 03 Posts: 113 Credit: 2,476,352 RAC: 0 |
What is the best way to change over? Right now I have 16 boxes running SETI DRIVER and all is going good But I will hit 5000 WU by the end of tommorrow and I want to convert with as little problem as possible they all connect to the internet VIA a 16 port hub to a router to cable modem. Will this work for BOINC/SETI? What is the best version to run/fastest? and can you cash work units for a couple days work? Thanks,Scott " " |
Geek@Play Send message Joined: 31 Jul 01 Posts: 2467 Credit: 86,146,931 RAC: 0 |
Best way to change over - install boinc on all the computers using the same url and account key that you receive in the email when you register. The hub, router and cable modem should work fine as is. Install the current version 4.13 and you can cash work units for a couple of days. Just remember that the work units will expire or time out at 2 weeks. They must be returned within the 2 week window to get credit. Each computer will maintain it's own cash, a program such as Seti Driver is not needed. To monitor all the computers use a program such as BoincView from your main computer. Boinc....Boinc....Boinc....Boinc.... |
Benher Send message Joined: 25 Jul 99 Posts: 517 Credit: 465,152 RAC: 0 |
I'm going to assume you want to run seti@home science app. on all the BOINC managers. (Like you are now with classic) Use the seti @ boinc link to convert your classic account to boinc. Note: Classic account will continue to exist, it will eventually copy over your 5000 WU and CPU time. "If you had an account in the original 'SETI@home Classic' project as of 14 May 2004: We've transferred your account, including profile and team information. You must now activate the account." Choose one of the machines. Download and install BOINC 4.13 on it. Retrieve the email that seti @boinc sends you with your 32 character user ID number. The first prompt you get in BOINC is "attach to a project...", which asks for the information from the email sent to you. Once you have joined the project on that one machine...inside the folder where you installed boinc, you will find a file named "account_setiathome.berkeley.edu.xml". Install BOINC on each of the other machines you want to use, but don't run the application yet. Copy this "account..." file to the directory where you installed BOINC on each of these machines. When you run BOINC for the first time on these other machines, it will know you are already part of a project and won't ask again. Caching BOINC can/does cache. You tell BOINC how much to cache on your "Your Account" web page (on the server), under "Preferences" -- "View edit general preferences". The value "Connect about every ___ days" determines how much to cache. This is a floating point number so you could type 0.1, or 0.532, or 1.5. I would advise when starting out use less than a day until you have it all figured out. When a project is first run on a new machine it will download only as many WUs as you have CPUs on that machine. Once you complete the WU, the program will then connect to the servers and download enough WUs to complete within your "___ days" setting above. (It is based on, how long machine is left on each day, estimated speed of WU completion, # of CPUs, etc.) Hope this helps, |
Paul D. Buck Send message Joined: 19 Jul 00 Posts: 3898 Credit: 1,158,042 RAC: 0 |
You can also read up on BOINC, and I even have a ez-install page in the BOINC Owner's Manual. Just click on the icon (as it says) and away you go. Note that the site is lacking some recent updates as I have not been well (well, mostly I have been a little worse than normal) but aside from some small details nothing is invalid (well, at least I don't think there is ...), and should get you going. When in doubt, the Glossary will be another place to go to get back on track. |
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