Posts by Klimax

21) Message boards : Number crunching : Problems with Minirosetta version 1.09 (Message 51998)
Posted 18 Mar 2008 by Klimax
Post:
I'm not sure we have an ENTIRELY AV problem here: of the two problems I reported with mini-Rosetta, one WU was rerun successfully; the other, WU 135123822, says it's still rerunning - which is odd because all the tasks showing in BOINC manager are Rosetta 5.95. Also, I'm not running ESET (whatever that is) - I have ZoneAlarm Internet Security Suite with the Kaspersky anti-virus, and it hasn't reported any problems with any of the Rosetta programs.


Small clarification:Eset is maker of NOD32 AV.
22) Message boards : Number crunching : small question (Message 51975)
Posted 16 Mar 2008 by Klimax
Post:
smaller work units are always better.

when they crash, you lose less crunching time.
is there an advantage to have one WU work for longer time?
or better yet.. whats better... longer WU or shorter WU?


But then more computers is needed to get same amount of "decoys".

with shorter task run-times a computer will produce fewer decoys per task but will run more tasks so you'll end up with the same work produced either way.

As Angus says, shorter tasks reduce the impact of failures, but longer tasks reduce the upload/download overhead to the user and the project.


More tasks,but there will be very interesting overhead and remeber that we sometimes receive task with huge time to finish per edcoy and then client is not only confused.

And so far the only problem I had was huge memory requirment with BOINC cycling through WUs killing any free memory...
And I participate at RALPH with no error...(24h setting!)

Just my POV. :-)
23) Message boards : Number crunching : small question (Message 51962)
Posted 15 Mar 2008 by Klimax
Post:
smaller work units are always better.

when they crash, you lose less crunching time.
is there an advantage to have one WU work for longer time?
or better yet.. whats better... longer WU or shorter WU?


But then more computers is needed to get same amount of "decoys".
24) Message boards : Number crunching : Problems with Minirosetta version 1.09 (Message 51961)
Posted 15 Mar 2008 by Klimax
Post:
Like others who have recently reported -- Minirosetta looks to be recognized as being a virus -- as I reported a couple of months ago, for me this is with the latest definitions from NOD32. So it looks like the loop wasn't closed (on one side or the other) either with the ESET folks or the coding folks at Rosetta.

Is their any way to configure at our end to specify we don't want the Minirosetta work units? If I am not at a workstation to clear it, it stops BOINC for ALL projects. In that context, rather than loose processing for all projects, I believe the approach would be to put them on hold outbound at the server. Elsewise, I will need to suspend Rosetta on my workstations pending a fix.

Thanks

Barry

Since this is false-positive,everybody concered should contact maker of AV.
And I do not think it is possible to opt-out of Minirosseta(it will replace completly old app).
(Bug maker often enough and they will correct this,if not you should just migrate to other AV.Like AVG :-) )

EDIT:Latest AVG 7.5(not 8.0) is saying nothing about Minirosseta...
25) Message boards : Number crunching : NOD32 3 says Virus in file! (Message 51960)
Posted 15 Mar 2008 by Klimax
Post:
Sorry for overlooking yor reply.

AVG is not completly free,but so far no false positives or any other problems
:-)

BTW.Does anybody know how good is AVG 8.0?

Oh,and have you contacted Eset?

BTW 2. :Last week I cleaned friend's computer from malware.Nod was failure,another AV failed,but AVG did it.Just my observation.(4-hours battle!)
26) Message boards : Number crunching : Problems with minirosetta version 1.+ (Message 51852)
Posted 8 Mar 2008 by Klimax
Post:
I noticed I'm getting more Mini jobs..how far out is a graphics version? Any time lines?

Mini with graphic(simple) is just on RAPLH in testing...
27) Message boards : Number crunching : NOD32 3 says Virus in file! (Message 51422)
Posted 16 Feb 2008 by Klimax
Post:
I have gotten several Minirosetta's today with no warnings from my AV so I am guessing they fixed it.

use avg free, just as good or better and none of these errors
ive seen things that Avg picks up on that NOD won't virus wise
avg makes for virus free operations and smooth running for rossie no matter what the program


AVG sucks. It takes more ram, is slower and in tests has more false positives on average then NOD32 does.
In this test AVG catches 25% of the stuff while NOD32 catches 71%
http://www.av-comparatives.org/seiten/ergebnisse_2007_11.php
In the pure Virus test they come out neck and neck (except Polymorphic Virus' in which AVG misses a lot):
http://www.av-comparatives.org/seiten/ergebnisse_2007_08.php

And again at another 3rd party AV testing site NOD32 out does AVG:
http://www.checkvir.com/index.php?CN=30.3.69&CIE=0

And again NOD32 outdoes AVG in another 3rd party AV tester as well (to see any of the detailed results requires free registration):
http://www.virusbtn.com/vb100/index

I can go on. I did a lot of research before buying a AV. NOD32 is hands down the BEST AV out there when compared as a whole package (ram usage, speed, false positives, catches, cleaning, etc...).

This is the first time I have ever had a false positive with NOD32 and have been using it for about a 8 months now. Wouldn't go back to AVG even if they gave it away for free. Wait, they do! Still would rather pay $40 for NOD32. You get what you pay for.

Hmmm....Somehow you had to see some really old version,since I run in company AVG as primary AV and no problems even on very old computers(talking about 128-192MB) and it is not memory hog at any time.(Not even during tests.)

I watch those tests,but real experience tels me that 7.0 from start was able to fully clean computer of >20 with 100%(First job-virus and malware infested comp.)
We use AVG pro-costs maybe 10USD and never had to clean any computer again.(Sofar no virus made it to inbox and patched Windows and AVG will take care of rest...)

Oh,by the way it does catch even potencially unwanted programs like certain adware,hack-tools,flooders(of any service) and so on.

And never ever there was false positive or false negative!
So you might do yourself a favour and try it before bashing...

(You see I have not said anything about NOD because I never used it and never saw in action.)
28) Message boards : Rosetta@home Science : Rosetta & Parallelization (gaming consoles) (Message 50677)
Posted 14 Jan 2008 by Klimax
Post:
The burden of proof is upon the person making the claim. You made the claim that: "But they did comment,in various threads,thay said why it was not possible". And I could make the claim that the moon is made out of green cheese. If you can't support your claim with evidence, I suggest that you withdraw your claim.

You likely used same or similar keywords as I.That is why we easly could missed that.




Why don't we learn the comment to that statement from Doc Baker, when he commented over 0.75 years ago

"But they did comment,in various threads,thay said why it was not possible."




Why don't we learn the comment to that statement from Doc Baker, when he commented over 1.25 years ago

Only projects with huge staff and money or with relativly slowly changing code can afford porting.




WOW, TWO POSTS FROM THE DOC HIMSELF, STATING THAT A PORT TO A GAMING CONSOLE IS POSSIBLE. TOO BAD THE MOST RECENT OF THE TWO IS NEARLY 9 MONTHS OLD.



Why would I bother posting there?

And finally have you tried to post in thread "Moderators Contact Point"?Don't remember seen any post by you there...


Burden of proof-clear...
But why do bother to post in that forum???
When you claim that project people or even mods won't say anything then that is the best way to get their attention even if only to get it relayed futher.

If you do want to know ,then contact them,otherwise they are occupied by people having problems with current version...And they(or mods not sure) somewhere said they do not mostly monitor threads except those with "Problems with..." and such.(I claim,but no time to search for post...)

P.S.:I do no longer have time to search and most probably to reply,because I have to learn...
29) Message boards : Rosetta@home Science : Rosetta & Parallelization (gaming consoles) (Message 50628)
Posted 13 Jan 2008 by Klimax
Post:
Thanx for your response, but I note the following:

(1) Post #1 is from "Admin" in the capacity of a Message Board Moderator cleaning-up a thread that was getting off-topic.

(2) Post #2 is from DB, and only mentions the code being made smaller, and now potentially ready for sse optimization. No discussion about parallelization, or potential memory limits of the ps/3.

(3) Neither of these threads addressed the question that was asked: Would you kindly link to any posts from the Project staff that explains why a port to the ps/3 is not possible?

(4) You likely "missed" the post where it was allegedly "stated quite clearly" because iirc no such post exists.

(5) Even if you did "have time to search for that", imho you would be searching for something that does not exist.

(6) Ergo, I respectfully disagree with your original statement: "But they did comment,in various threads,thay said why it was not possible."

(7) I would be very happy for someone to prove me wrong. I've searched, again, and can't locate what you claim exists.


Most probably i missed post,where it was stated quite clearly,but I do not have time to search for that.





This may, or may not, be true for Rosetta code. Let's first determine if it is even theoretically possible to run Rosie code on ps/3 and gpu. Then, and only then, we can start discussing potential issues of code maintainence.


And then with such amount of changes to app,it is not possible to properly maintain ports.


General:
May be may be not,searching is not always of help(in responses the "keyword" is missing) and number of posts between now and then is huge,so even manual way is not possible.
And I did not include those,which I supposed you read.

Perpoints:
1)
That was for start and I knew that,was only reference point.

(2)-(6) addressed above

7)You likely used same or similar keywords as I.That is why we easly could missed that.

And than what is more important:Fixing problems and include more targets or "freezing" code for optimization with possibility of future making code unnecessary or porting and having another load of problems.Only projects with huge staff and money or with relativly slowly changing code can afford porting.

And have you seen any "problems with" threads?I "monitor" them and would say that there are still some nice problems to solve...

And finally have you tried to post in thread "Moderators Contact Point"?Don't remember seen any post by you there...
30) Message boards : Rosetta@home Science : Rosetta & Parallelization (gaming consoles) (Message 50610)
Posted 12 Jan 2008 by Klimax
Post:
A list,which I suppose you know:
http://boinc.bakerlab.org/rosetta/forum_thread.php?id=3234&nowrap=true#48331
It was before app 5.90

After larger dig-op I found this... :-| :
http://boinc.bakerlab.org/rosetta/forum_thread.php?id=3234&nowrap=true#48031

Most probably i missed post,where it was stated quite clearly,but I do not have time to search for that.

And then with such amount of changes to app,it is not possible to properly maintain ports.See EAH,where optimization is missing as well,altough the code has been crafted and is present ONLY in linux version and only as experimental.Why?Because of rounding errors and remaining bugs.
Just take a look in "Problem with..." threads...
31) Message boards : Rosetta@home Science : Rosetta & Parallelization (gaming consoles) (Message 50561)
Posted 11 Jan 2008 by Klimax
Post:
But they did comment,in various threads,thay said why it was not possible.
And for them(Admins,mods,...),I SUPPOSE(!),it is for now closed matter...until the code is more stable...
32) Message boards : Number crunching : Proxy to reduce downloads (Message 48764)
Posted 18 Nov 2007 by Klimax
Post:
It is interesting how people from different places can have same idea.

What I would suggest is to try network boot,so you can dump compactflash in favour of one bigger HDD in server.That is the only part,which was showstopper for me...(Unable to figure out how and no time to do experiments)
33) Message boards : Rosetta@home Science : What is the unit of "Accepted Energy?" (Message 46585)
Posted 19 Sep 2007 by Klimax
Post:
I'd say MeV (megaelectronvolts).
34) Message boards : Number crunching : Daily quota (Message 45462)
Posted 26 Aug 2007 by Klimax
Post:
Only small addition to what has been said.According to MS,the limit is for number physical CPUs not cores,so even XP Pro can have 8 cores,but only two CPUs and still it would be OK.
Or does the limit mean number effectivly used CPUs?
35) Message boards : Number crunching : Problems with Rosetta stable version 5.69 and beta version 5.77 (Message 45461)
Posted 26 Aug 2007 by Klimax
Post:
I've returned this one and it's still pending i,m the second to do it

any idea why. Was done with 5.69.

http://boinc.bakerlab.org/rosetta/workunit.php?wuid=92147057

From your signature:

Win98se, P4 3.0e (Prescott) 1gig Ram, ATI 128mb agp 8x card.
Win98se, P4 2.8e (Prescott) 1gig Ram + Nvidia 128mb agp 8x card.

Last time I heard, Windows 98 SE (and 95, 98 first edition, and Me) can't use more than 96 MB of RAM. That means that 928 MB of your RAM in each of those computers is going to waste--and those processors can easily take Windows XP. I think those computers are practically begging for XP (or at the very least 2000) to be put on them!


Not completely correct.512MB and more is waste and any of Win9X and ME (and apps running under them) cannot address memory bigger 4GB,because of unsupported extended memory functions,which are present in NT family(at least 2000 and XP).
36) Message boards : Number crunching : Rosetta CPU optimization - how ? (Message 45300)
Posted 23 Aug 2007 by Klimax
Post:
Is the deal between Rosetta and Intel going to put AMD machines at a disadvantage, or maybe even phase out AMD machines in the future?


Hmm, using ICC10 should speed up computations on both Intel and AMG CPUs. Althrough ICC is known to have some anti-amd rountines (causes program to run not at full speed on AMD). But 1. Maybe in version 10 this problem does not occur 2. There are patches that cause programs to run on full speed on AMD CPUs.

Anyway ICC is worth trying !

Peter


Part of those "anti-AMD" routines is caused by mistake in detection-code,where it tries to detect old version of Athlon,which had broken support for SSE,but it did inversly and used slower path for CPUs with correct support.This has been lengthly discussed at Einstein.So far nobody to my best knowledge made tests to show,that Intel is slowing AMD chips.
37) Message boards : Number crunching : Naive Quad Core to be released in August. (Message 43649)
Posted 14 Jul 2007 by Klimax
Post:
Do you have those CPUs at home???
One collector of computer parts would be highly interested in them.(Intel,Amd Cyrix or even Winchip...)


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