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Posts by Honza

Posts by Honza

11) Message boards : Number crunching : Getting new WU\'s (Message 22989)
Posted 1 Jun 2006 by Profile Honza
Post:
Hi Neil,

a single core machine capable of running only single BOINC task would switch according to resource share if:
- each task would finish on time (i.e. before deadline).
- there are no \'long term debts\' (LTD)
LTD can be found in client_state.xml under <long_term_debt> tags.
What are they in your case?

To manually trigger downloading different project WUs, suspend CPDN project until other project WUs are downloaded and then resume CPDN project.

I see that your host never finished a model...perhaps it is worth to solve this issue as well.
12) Message boards : Number crunching : Corrupted database (Message 22454)
Posted 28 Apr 2006 by Profile Honza
Post:
Yesterday, my last Sulphur cycle models finished - last trickle is missing
http://climateapps2.oucs.ox.ac.uk/cpdnboinc/result.php?resultid=1922605

Could it be related to latest db issue?
[not a big deal anyway]
13) Message boards : climateprediction.net Science : Sulphur model repeatedly respaws child process (Message 22245)
Posted 21 Apr 2006 by Profile Honza
Post:
Hi there,

log files can be found in stdoutdae.txt and stderrdae.txt in BOINC folder.

There is no need to run older Sulphur cycle experiment so you may automatically get and updated Coupled model (one SC is finished or aborted).

You may try to re-check your profile and set \"Preemped\" to on
Leave applications in memory while preempted?
(suspended applications will consume swap space if \'yes\')
at http://climateapps2.oucs.ox.ac.uk/cpdnboinc/prefs.php?subset=global

Also, you can merge host - I guess your 3 hosts are actually single AMD X2. Just a cosmetic thing.
14) Message boards : Number crunching : Anyone have experience with CC 5.4.x and climate predictor here? (Message 22031)
Posted 14 Apr 2006 by Profile Honza
Post:
Running on 5.4.0 and newer versions (now 5.4.3) and no problems so far - SpinUp, Sulphur, AM3 models on 3 machines.
15) Message boards : climateprediction.net Science : RAC\'s and other lables (Message 21458)
Posted 20 Mar 2006 by Profile Honza
Post:
See BOINC wiki for more details - http://boinc-wiki.ath.cx/index.php?title=RAC
You may find much more about BOINC there as well...
16) Message boards : Number crunching : Downloaded sulphur 4.22, not coupled 5.08 (Message 21278)
Posted 15 Mar 2006 by Profile Honza
Post:
A Win or Linux?

EDIT: I see, yours 3400+ is on Linux...
17) Message boards : Number crunching : Combining BBC and CPDN Credits (Message 21233)
Posted 13 Mar 2006 by Profile Honza
Post:
There is no plan adding credit gained from BBC to be transfered to main CPDN; these are considered as different project.

AFAIK, application for main CPDN, which will replace Sulphur cycle models, should be the same as the one now running on BBC.
Sure, model parameters distribution is another story...
18) Message boards : Number crunching : Tickle numbers (Message 20860)
Posted 28 Feb 2006 by Profile Honza
Post:
These are trickles, not tickles.
Each type of model has trickles, which are small messages to the server containing some small info about model (temperature, how far is it etc.) and it also tell server about the progress of parcitucal model.

Slab used to have 72 trickles, SC 120, BBC Coupled model are 160 trickles.
So, only CM3l are 1 trickle=1% progress.
19) Message boards : Number crunching : Unofficial BOINC Wiki closing 2006-03-31 (Message 20792)
Posted 27 Feb 2006 by Profile Honza
Post:
Well sayd, Jim.

Many thanks, Paul.
20) Message boards : Number crunching : sulphur model constantly slows down (Message 20758)
Posted 26 Feb 2006 by Profile Honza
Post:
Hi there,

I would suggest to suspend BOINC and do some maintanance like disk defragmentation, spyware/adware check etc. and resume BOINC.
It should help...
21) Message boards : Number crunching : Just after some thoughts..... (Message 20530)
Posted 20 Feb 2006 by Profile Honza
Post:
Not sure...
CPDN (and other BOINC projects) will utilize one powerfull CPU...when more cores are on the chip, it needs to run more models (Wus) concurently (with higher memory and HD usage).

As there are milions of PS3 consoles to be sold during 2006, it would be nice to have some of them stretching on BOINC while they are idle next to TV.
22) Message boards : climateprediction.net Science : cannot connect (Message 20427)
Posted 18 Feb 2006 by Profile Honza
Post:
Is your account from CPDN (this site) or BBC one?
In the second case, you have to attach to bbc.cpdn.org, not www.climateprediction.net
23) Message boards : Cafe CPDN : bbc claims cpdn as \'their\' project. (Message 20286)
Posted 15 Feb 2006 by Profile Honza
Post:
Yes, it was ment that BBC credit are not going toward main CPDN (unlike SpinUp) but remains as a separate project. Stats site are taking BBC as a separate project as well, so unique stats files.
24) Message boards : climateprediction.net Science : bbc client the same? (Message 20285)
Posted 15 Feb 2006 by Profile Honza
Post:
The BBC client is based on BOINC 5.3.19 so it\'s newer in this meaning.
It deal with abort WU and some clean-up procedure after model is finished/aborted.

No, I would stick with UCB BOINC if you run CPDN or other projects. Latest UCB BOINC should work fine with BBC.
25) Message boards : climateprediction.net Science : Disk space consumed & exceeded with Sulpher model (Message 20109)
Posted 10 Feb 2006 by Profile Honza
Post:
Hi Charles,

Doing climate research is HW demanding and Sulphur cycle models are even a bit more demanding on HD space. To be more exact, up to 2.7GB are used just before model is completed (about 1GB archive of completed model).

1GB HD...must be very old piece. Is it a typo? Only OS like Win XP takes more space. Perhaps you ment 1GB free. I would consider upgrading your HD anyway.

It is usefull to complete at least first phase (partial results get uploaded) but completing whole model is what CPDN researchers are looking for.

No, so far there is no other than Suplhur models available. Soon, there will be Coupled models which are less HD space demaning (but even more CPU intensive).
26) Message boards : climateprediction.net Science : The Name of the Board Is SCIENCE! (Message 20099)
Posted 10 Feb 2006 by Profile Honza
Post:
I don\'t see how you don\'t understand??
English is not my native language.
I\'m monitoring 5 CPDN forums right now: CPDN BOINC (this one), CPDN phpBB (www.climateprediction.net/board) + alfa/beta forums form SpinUp and to be released coupled model. First two mentioned are public and for general use.
The classic one - phpBB message board (called classic among old-timers since it served very well during CPDN classic pre-BOINC era) is a treasure of CPDN where many aspects of the project are discussed over the years of CPDN.
Structure of phpBB message board is a bit different than BOINC Message boards vs. Questions board.
I believe I\'m not the only one that can get confused by different names of boards; when you are not pefrect at English...better ask for clarification - and thanks for that.

Yes, SETI boards rearrangement looks like a good choice - for SETI, where \"number crunching\" dominates over Science since the project has started.
I think CPDN is a bit different - science topis make a considerable amount of discussion. Rearrangement can be considered by CPDN team.

What Jack Lass suggest apply anyway and participants should post topic in appropriate place.
27) Message boards : climateprediction.net Science : The Name of the Board Is SCIENCE! (Message 20085)
Posted 10 Feb 2006 by Profile Honza
Post:
Quite don\'t understand...

Are you suggesting that such board is missing?
Or that participants are not aware of it hence don\'t use it?
28) Message boards : climateprediction.net Science : transfers keep retrying (Message 19389)
Posted 17 Jan 2006 by Profile Honza
Post:
Just looked at your host details and...
Average upload rate 0.51 KB/sec

It\'s really low rate even for classic 20st century dial-up modem; but your download rate of 777.42 KB/sec is fine.
Bad measurement?
Is your upload rate really so slow?
Or you have some net-limiter on upload?

In first and second case, I would stop BOINC and edit client_state.xml so that upload timeestimation is fine (you can duplicate number from bwdown) in case BOINC restricts slow uploads.

<net_stats>
<bwup>nnnn</bwup>
<bwdown>nnnn</bwdown>
</net_stats>
29) Questions and Answers : Windows : Too many MegaBytes (Message 19382)
Posted 17 Jan 2006 by Profile Honza
Post:
Ctrl Alt G seems good. I\'ll do this right away.
I\'ll also add messages to indicate which operation i.e \"recording...\"
\"playback...\"
Just hitted \'G\' on a SpinUp - took well over 4 or 5GB of extra data before I realized.
What has been suggested above is a good way to solve. Hope it has been incorporated...
30) Message boards : Number crunching : RSS feed errors (Message 19186)
Posted 11 Jan 2006 by Profile Honza
Post:
Yeap, same here: XML parsing failed: syntax error (Line: 2, Character: 196)
(Opera 9)


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