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Topic: Multipool - the pool mining pool (with source code) - page 17. (Read 48269 times)

legendary
Activity: 2324
Merit: 1125
Just a heads up: the pool is down for a little over half an hour.
legendary
Activity: 2618
Merit: 1007
Lie-in-wait is anyways only useful for pool hopping pools like this one here, as otherwise the chace of finding a valid hash is so small, that the extra computations required to see IF a solution would be a winning solution might not really justify the results.

Here still a lot of extra computations would be needed, but at least there's a chance that really someone finds a solution within 1 week or so, depending on the hopping pool size.
member
Activity: 98
Merit: 10
Lie-in-Wait is probably(?) most (only?) effective on score-based pools like slush's. At least that's the only scenario I've thought about before (not knowing this was already discussed). But this has probably been discussed already.

Judging from what is listed on the example stats page (http://multipool.hpc.tw/user/15iiHfHA3kaEjeBSNKphQoQWuiUHR7Decs), BTC Mine and Slush have pretty poor efficiency. Their score-based reward system seems to work as expected. Or maybe the multi pool implementation is not perfect yet. Now, if this pool introduced Lie-in-Wait, things might change a little.

It's an interesting project!
legendary
Activity: 2618
Merit: 1007
Does the pool also implement the Lie-in-Wait attack, discussed for example here?
I'm not sure how useful this attack would be in a big pool and a small pool might even be DOSed by dozens of GH/s dropping in for let's say 1 minute or 30 seconds and then submitting a winning share.

You might get more by blackmailing PPS pools threatening to withhold winning shares - you just need more mining power than they charge as fee! Grin
donator
Activity: 2058
Merit: 1054
Does the pool also implement the Lie-in-Wait attack, discussed for example here?
newbie
Activity: 46
Merit: 0
The pool seems down again, for more then 20 minutes right now.



Don't worry - it'll give your "shares" a chance to catch up with your "pending"  Smiley

Have you got multiple miners set for each GPU for fail over? If you do then they'll mine Multi when it comes back online.

Last night i had but not yet. I am mining on 2 gameingpcs with got one card each, so its a bit different for me, i am not talking about GPUs and not on 24/7. For one of those i need a simple solution where everything can reseted (shut down miners, overclockings, fan speeds) with one click. Today i will install some remotecontroll to be prepared next time.

donator
Activity: 2058
Merit: 1007
Poor impulse control.
The pool seems down again, for more then 20 minutes right now.



Don't worry - it'll give your "shares" a chance to catch up with your "pending"  Smiley

Have you got multiple miners set for each GPU for fail over? If you do then they'll mine Multi when it comes back online.
newbie
Activity: 46
Merit: 0
The pool seems down again, for more then 20 minutes right now.

donator
Activity: 2058
Merit: 1007
Poor impulse control.
Hey Multipool

Just thought you might like to know that http://multipool.hpc.tw (including the user stats sub-d) is blocked by "Websense" at my work. None of the other bitcoin sites are. How the hell did you manage to piss them off?  Huh

Yes, I just checked and suggested a category change.  If accepted, the you should be able to access it within 24hrs (after your work gets the DB update).  

For the record, It was classified as...

http://multipool.hpc.tw/

Master Database v7.x:
   
Games
   
Master Database v6.x:
   
Uncategorized
Real-time Category:
   
Games
     


Worked! Thanks for that Miner-TE. Now I can spend my work hours fitting curves to data. Oh, wait ..... Grin
newbie
Activity: 46
Merit: 0
I'll send over 3Gh/s your way. After a few hours tonight, I'll prolly send it intermittently during the day and then compare it to recent DeepBit & BTCGuild PPSS(pay-per-share-submitted) earnings I've recorded. This sounds really promising though. So far with only 600 shares submitted I have 1 share rejected, which is very good by any means.

If you just did it tonight, you cant judge it now. What Utility shows is not what you get and most data from tonight is still pending yet.

i started on saturday and with an unexpected break of 8 hours on the night to sunday and some time on another pool yesterday while this one was down are on it.

Its not bad, but not really a big win yet, so give it some time and judge when you have real earings.

Greetings

donator
Activity: 2058
Merit: 1054
my bitcoin address changed, should I just keep using the old one?

I didn't really use any other pools of this kind that don't have "accounts" or whatever
The client will automatically generate new addresses for you. You can keep using your older address.
hero member
Activity: 658
Merit: 500
my bitcoin address changed, should I just keep using the old one?

I didn't really use any other pools of this kind that don't have "accounts" or whatever
member
Activity: 70
Merit: 10
I'll send over 3Gh/s your way. After a few hours tonight, I'll prolly send it intermittently during the day and then compare it to recent DeepBit & BTCGuild PPSS(pay-per-share-submitted) earnings I've recorded. This sounds really promising though. So far with only 600 shares submitted I have 1 share rejected, which is very good by any means.
donator
Activity: 2058
Merit: 1054
By the way, why is Eligius on the list? Didn't they switch to maximum PPS to be safe from pool hopping?
According to http://eligius.st/wiki/index.php/Maximum_PPS this is only a planned feature.

And "maximum PPS" is stupid, it will leave miners without payment for days or weeks during periods of bad luck - the variance is much higher than in other methods. Why can't people use a working method like those mentioned in the original post of this thread?
donator
Activity: 2058
Merit: 1054
instead of trying to block it, why don't pool operators get rid of the exploit in the first place?
You'll have to ask them, but in my experience: Because acknowledging the exploit means admitting they were wrong to start a proportional pool, which is too difficult emotionally.
hero member
Activity: 658
Merit: 500
I'm trying this pool out

instead of trying to block it, why don't pool operators get rid of the exploit in the first place?
donator
Activity: 2058
Merit: 1054
This is very interesting. I'll probably join.

You should target Continuum pool if all other pools are dry. It always has 100% efficiency like solo, without all the variance. It will also help reduce the variance of those who mine on it normally, further promoting fair scoring methods.
hero member
Activity: 499
Merit: 500
Hey Multipool

Just thought you might like to know that http://multipool.hpc.tw (including the user stats sub-d) is blocked by "Websense" at my work. None of the other bitcoin sites are. How the hell did you manage to piss them off?  Huh

Yes, I just checked and suggested a category change.  If accepted, the you should be able to access it within 24hrs (after your work gets the DB update). 

For the record, It was classified as...

http://multipool.hpc.tw/

Master Database v7.x:
   
Games
   
Master Database v6.x:
   
Uncategorized
Real-time Category:
   
Games
     
donator
Activity: 2058
Merit: 1007
Poor impulse control.
Quote
It is a third-level domain registrar, so some of the other subdomains might have been blacklisted.

Any chance of a mirror? Doing data analysis but need more data than I can email myself from my nexus one. Or a JSON API? Little things, don't worry about it if you're flat chat.

Cheers.
full member
Activity: 134
Merit: 100

That's .10 min, not .10 max. If you have 1.50 left, you get 1.50 out. The limit is there because there is no registration for the pool. You don't want someone making up a hundred thousand bitcoin accounts, submitting a hundred thousand shares (each worth 0.00005702 BTC), and costing the pool 50 BTC in fees to pay out 5.702 BTC in rewards.

I nor anyone else would want the pool to incur those fees. Wouldn't it work to have minimum payout be .01 BTC after say 3 days inactivity and if the balance due is < .25 then the receiver pays the transaction fee out of their BTC due balance?


How are you computing the efficiency of improvement?
There are slightly different formulas for different pools. Some you can figure out on your own, others are more clever.

Seeing as the 5% fees are directly tied to your efficiency algorithms doesn't it make sense to disclose what those fees are based upon?

I realize you have a right to make some bitcoins off of your time and hardware. I am not disputing that. I'm just trying to understand when and how those 5% instances are determined.
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