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13441  Bitcoin / Pools / Re: [185 TH] p2pool: Decentralized, DoS-resistant, Hop-Proof pool on: March 17, 2014, 07:52:22 PM
Offering to help new users setup p2pool correctly when you are obviously having difficulty setting up your own node is unwise. Having to reboot every week means you have done something wrong, even with all the bugs in p2pool, you should not have to do this.

I never said reboot. And for that matter, there is nothing bad that happens specifically after a week. I have noticed there are some resource leaks that come up, so to avoid problems, I set things up to restart p2pool (only, I don't reboot or restart bitcoind) once per week, before any problems occur. Others have reported the exact same resource leaks. There is nothing wrong with my setup. My node works wonderfully (consistently >100% efficiency).

There is a bit of irony here, as you talk about "gurus" claiming there is nothing wrong with p2pool and accusing miners of not knowing what they are doing then you show up here and do the exact same thing.

Most of the ASIC problems you identified last year don't exist any more. This was mostly solved by the ASIC miners working better. As you correctly state, there hasn't been

I will be reopening a new recruiting thread, and it will be self moderated. If you have something to add in terms of recruiting miners to p2pool and therefore helping bitcoin, you and IYFTech are welcome to join. General complaints about p2pool, especially when you haven't even tried using it recently with current hardware are unwelcome. "It's not as good as my vaporware idea of a project" is even more useless.


13442  Bitcoin / Hardware / Re: AntMiner S2 1TH/s Miner (1w/GH/s) on: March 17, 2014, 07:26:50 PM
The S1 overclocking was limited by the chip design (somewhat by voltage too, but mostly design). The S2 is limited by the included power components and a HUGE stock underclocking.

Only if you can also increase the voltage. To get to 1J/GH at the wall they are almost certainly undervolting; to get it going back at the higher clock rates you may have to change the voltage on the board. How hard that will be to do remains to be seen.


13443  Bitcoin / Pools / Re: P2Pool.com support and information thread on: March 17, 2014, 07:22:40 PM
I love having the p2pool.com support thread so I don't want to discourage you at all but you should really limit the altcoin talk here, since it explicitly off topic outside the altcoins subforum.

13444  Bitcoin / Pools / Re: [185 TH] p2pool: Decentralized, DoS-resistant, Hop-Proof pool on: March 17, 2014, 12:31:06 PM
As I said, if you don't like the job the developers are doing, tell them about it here. That's appropriate.  Better yet offer specific suggestions or volunteer to do some of the work yourself, or sponsor it.

Crashing a thread asking miners to try p2pool (and offering to help them do so) with complaints about the p2pool developers is not appropriate. Especially while doing nothing constructive about any of the issues you or I have identified.

13445  Bitcoin / Mining / Re: PSA: p2pool needs YOUR help! on: March 17, 2014, 11:46:36 AM
Well, if you're happy with faulty underdeveloped clunky command line software that you have to restart every week - that's fine  Grin

Unfortunately 99% of noob mainstream potential miners wont be happy - which is why they don't use it. This is the reason every other pool has grown with the network hash rate while p2pool is still floundering at the bottom. Sad but true.

It doesn't really explain it since public nodes such as p2pool.com don't involve any command line at all. Running your own p2pool nodes as a noob miner is largely impractical and growing increasingly impractical all the time due to the need to run a full bitcoin node. 

What I don't understand is why the larger scale industrial and semi-industrial mining farms with at least 5-10 TH are not using it, and I'm volunteering to help them do so.

I'm going to lock this thread and repost at some point because I'm a bit annoyed at your thread crashing. This was not inteded as a general discussion of the advantages and disadvantages of p2pool. It has its own thread for that. Use it.

13446  Bitcoin / Mining / Re: PSA: p2pool needs YOUR help! on: March 17, 2014, 10:48:06 AM
P2pool will get the hashing power when the software operates properly & is user friendly. For this to happen it needs development, as I said above.

Weather you restart your machine or cron does it is irrelevant - the fact is that it has to be restarted in order for it to semi function - who wants software like this?

I do. No risk of pool cheating or hacks, bitcoin stays decentralized. The benefits easily outweigh a few quirks. The bottom line is that it all works great once set up properly. Even during the brief (weekly) restart my miners just fail over to an alternate pool, so no hash rate lost.
13447  Bitcoin / Mining / Re: PSA: p2pool needs YOUR help! on: March 17, 2014, 10:36:23 AM
If you have to restart the software every week in order to resolve issues then you are not running it continuously are you?  Tongue

i don't restart it, a cron job does. You do make some good points about user-friendlyness. Something like MinePeon for p2pool would be great. (The hardware is inadequate for p2pool plus a full bitcoin node though.)

But frankly what p2pool needs more than anything else right now is hash rate. I am willing to put up with some quirks (like a cron job restarting it weekly) to avoid any possibility of pools cheating me, pool wallets getting hacked, etc. and at the same time helping bitcoin to be more decentralized. I would think that some other miners would as well, which is why I'm offering to help them with the quirks.

13448  Bitcoin / Mining / Re: PSA: p2pool needs YOUR help! on: March 17, 2014, 10:21:20 AM
P2pool needs to start helping itself before it can expect help from miners. There are issues with the software that have remained unsolved for many, many months due to a complete lack of development, not to mention a lack of support in the p2pool thread. Unless there is some development soon, p2pool will remain at the bottom of the pool ladder, before dying completely. This is what happens to all software that is not constantly developed & improved.
Bitcoin is moving mainstream, but p2pool is stuck in the "nerd" culture: it's far too complicated for the average new user to setup, tweak & get running correctly. New users want to be able to install it & forget it - it should be capable of installing all the necessary dependencies itself as well as discovering the optimal settings needed for the machine it is being installed on - a simple wizard setup or similar. The average noob does not use command line - they want a "pretty" GUI from where they can adjust all software settings, choose what coins to mine, etc, etc.

I believe in p2pool, I use it - but it's been abandonware for quite a while now  Angry

What issues? It works fine for me and at least several other people who are regulars on the p2pool thread. I can't guarantee it works 100% of the time for everybody all the time but I have had my own node running continuously on my small farm for several months with mostly no issues. It does have some resource leaks I think, but I resolved that by automating a once-per-week restart.

Your comments about an installer are well taken.


13449  Bitcoin / Pools / Re: [185 TH] p2pool: Decentralized, DoS-resistant, Hop-Proof pool on: March 17, 2014, 09:30:40 AM
Somewhat odd results there. Are you short on RAM, maybe swapping? I get a pretty big drop in latency and CPU usage using pypy on a low end dual-core AMD box, but I also see the increased memory usage (but I have 8 GB so not an issue). I don't see latency spikes at all.

Does FreeBSD do huge pages? I found that helps on Linux, probably even more with pypy given the bigger memory footprint, though I didn't measure that.

13450  Economy / Currency exchange / Re: [WTB] 3 BTC for USPS money order at BitStamp rate (or make offer) on: March 17, 2014, 09:22:50 AM
Curious about this. If you go to the post office and get cash is that reversible somehow?

I don't think there is any way to make a fiat payment any more irreversable than a cash transaction.

I mean cashing a money order at the post office (as opposed to depositing it through a bank, as was mentioned earlier on the thread). I think they ask for ID so theoretically they could come after you to get the cash back if it turned out the money order was no good. Is that possible? I have no idea.

13451  Economy / Currency exchange / Buying BTC (US only) on: March 17, 2014, 07:39:27 AM
I want to buy some BTC for investment purposes. I will pay bitstamp for the following methods:

1. Cash in the mail (US only). You pay postage using the method of your choice (will be deducted)

2. Postal Money order (US only). Service charge of $1.60 plus postage using the method of your choice, to be deducted from the amount of the money order

BTC to be sent by you first, and amount of the trade determined by the bitstamp price at the time of sending. Escrow using recognized and trusted escrow agents is acceptable if you pay the escrow fee.

Please do not reply suggesting any other methods of payment, not interested at this time.
13452  Bitcoin / Group buys / Re: Refund lists for round 17 of Dz Coop. on: March 17, 2014, 04:27:48 AM
They have paid back 400 plus shares

They did not skip and run.  Which is more then a lot of other companies have in this game.

Well said brother.
13453  Economy / Currency exchange / Re: [WTB] 3 BTC for USPS money order at BitStamp rate (or make offer) on: March 17, 2014, 03:23:56 AM
I will sell for Bitstamp +8%. We can use escrow if you would like, see the link in my signature line (180+ trade partners, 100% positive feedback). Because of price swings we would have to settle on how much when I physically receive and am able to cash the USPS Money Orders.

Send me a PM if you would like to trade (or open a "buy local contract on my localbitcoins ad)



Not wanting to sound too presumptuous but I just want to give a word of warning about spurious money orders which clear (first) and are recalled (later, usually after a few weeks or even months) when the bank discovers they were not honored after having been found to be non-existent or originally printed somewhere overseas or fraudulent. There have been reports about how checks or money orders will clear and show on the account as available and later bounce--- then the bank holds the account owner responsible and fully liable for the outstanding amount, without prejudice to the bank's further right to press charges.

The fraudulent checks (usually cashier's checks) and money orders have been found to be of a very high caliber.

http://abt.cm/1n1uwnQ

The OP might have legitimate intentions and I apologize if this is the case but then again I am sharing this with good intentions too.

Curious about this. If you go to the post office and get cash is that reversible somehow? 

13454  Bitcoin / Pools / Re: [185 TH] p2pool: Decentralized, DoS-resistant, Hop-Proof pool on: March 17, 2014, 03:02:31 AM
I opened a recruiting thread: https://bitcointalk.org/index.php?topic=518920

Hope it can make a difference.
13455  Bitcoin / Mining / PSA: p2pool needs YOUR help! on: March 17, 2014, 03:01:26 AM
As you may know, p2pool provides true decentralized pooled mining. You share block rewards with other p2pool miners, but there is no pool operator(*) who could steal your coins (or even delay payouts) or short change your share of the pool, or get hacked, or anything else. Your payouts will come directly from the mined blocks. And since there is no central node for the pool, it is highly DDOS resistant. Even if you are using a public node, and that node were unavailable for some reason, you can easily switch to another one (see below).

This is where you come in. In the past people have had trouble using some ASIC-based miners with p2pool, and unfortunately growth of p2pool began to stall. While p2pool has been holding its own in terms of hash rate, the overall network has grown, so p2pool's share has declined to the point where blocks are not being solved on a regular basis. This further discourages miners (especially smaller miners) from joining.

We badly need more miners to increase the hash rate, solve more blocks, and keep p2pool available as a pure peer-to-peer alternative to the centralized pools.  

Fortunately, p2pool is now known to work perfectly with most of the newer miners including Ant Miner S1's and Cointerra Terraminer IV (others listed on the main thread and wiki). If you have any of these, please give p2pool a try.

There are two ways to use p2pool:

1. Use a public node(*). There is a list of public nodes here: http://p2pool-nodes.info/ . Some other public nodes that have been mentioned on this forum and have their own support threads are nastyfans.org:9332 (0% fee, merge-mined coins support the node) and http://mine.p2pool.com:9332  (1% fee).

https://bitcointalk.org/index.php?topic=504700.0 [p2pool.com]
https://bitcointalk.org/index.php?topic=86854.0 [nastyfans pool -- scroll down a bit on post #1]

2. Operate your own p2pool node. This is true decentralized peer-to-peer mining with no central pool operator. The down side is that you have to run your own copy of the p2pool software and a full bitcoin node. If you already have a full bitcoin node, adding p2pool is relatively low cost.  

Here are some resources for running your own p2pool node:

https://bitcointalk.org/index.php?topic=18313.0 [main thread]
https://bitcointalk.org/index.php?topic=62842.0 [merged mining]
https://bitcointalk.org/index.php?topic=153232.0 [optimization and tuning]
https://en.bitcoin.it/wiki/P2Pool [general info]

If you are willing and able to try running your own p2pool node and you have at least 5 TH of capacity, I will help you with setup and ongoing maintenance purely as a volunteer to help the community. No tips even.

(*) If you use a public node, there is an operator who could theoretically tamper with the node and cheat you somehow. I'm not aware of this ever happening. If you have doubts about a node, use another one.
13456  Bitcoin / Mining / Re: 240 vs 120vac psu for setting up antfarm on: March 17, 2014, 02:41:42 AM
Your amp draw is not the same. At 240 V you draw half as many amps, all else being equal. Or to put it another way on two circuits with the same amps, the one at 240 V can power twice as many miners.

You will also gain a bit (generally 2-3%) on PSU efficiency with 240 V.

I meant given my situation. Currrently i have 6 miners on 2 120v circuits so putting all 6 on one 240v circuit i am still drawing the same amount of amps in total.

True. Just a bit less from the increased PSU efficiency.

13457  Bitcoin / Mining / Re: 240 vs 120vac psu for setting up antfarm on: March 16, 2014, 11:49:52 PM
Your amp draw is not the same. At 240 V you draw half as many amps, all else being equal. Or to put it another way on two circuits with the same amps, the one at 240 V can power twice as many miners.

You will also gain a bit (generally 2-3%) on PSU efficiency with 240 V.
13458  Bitcoin / Hardware / Re: AntMiner S2 1TH/s Miner (1w/GH/s) on: March 16, 2014, 12:15:14 AM
If underclocked it is already pulling 1000W, you would need to add a PSU.   I do not see how they will run without
a 1200W PSU if they really draw 1000W.   

They were very clear on the first post that it draws 1000 W at the wall. Assuming 85% efficiency that means 850 W draw for the boards.
13459  Bitcoin / Pools / Re: Which Pool ??? on: March 15, 2014, 11:56:39 PM
That's another good point: The problem with being in mining for me is that it's not much of a profitable venture. Actually it is explicitly impossible to make profits (long term profits) in mining because it's a perfectly elastic market or whatnot. That's a part of the reason I haven't jumped to Ants or 28nm or whatever. I'm mostly in it for the fun, learning, and to keep my house warm in the winter. :-)

In that case you should definitely play with p2pool. You shouldn't get clobbered even if you do have some bad luck (or maybe it goes the other way and you get a windfall).

Quote
One odd thing about Eligius though: When I mined there in the beginning during the summer/fall last year they had a horrible streak of luck for the few days I was on. I think I had 50% shelved shares and I thought that sucked. So I switched to eclipse, but left eligius as my backup. And over the next few months I realized I got every one of those shares back at the value from September. Oddly enough eligius' payment system seems to transcend the concept of time coupled with difficulty. Which is very, very interesting.

Eligius had very good luck for a while. I'm not sure of the exact timeframe but I remember being at 99%+ on there for quite a while.

13460  Bitcoin / Pools / Re: Which Pool ??? on: March 15, 2014, 11:08:05 PM
Variance is fine, as long as the totals even out over a reasonable period of time. Reasonable being the 2 week block retarget period. One thought in my head though is a bad streak of luck now wouldn't be erased by an equally good stream of luck "later" because difficulty keeps creeping up. Does that skew the equations as well?

This is true. Of course it could go the other way. That is, if you get lucky at first and then equally unlucky later. Overall in that case you come out ahead (as you mentioned later).

In reality though, if you are mining for the long term you will be increasing your hash rate over time. If you grow your hash rate at the same rate as the network, equal (good or bad) luck later will balance out with the equal (bad or good) luck earlier.

Keep in mind though, there is no guarantee luck will ever equal out in either direction. Some people are just luckier than others over a lifetime.

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