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1  Bitcoin / Pools / Re: [400GH/s] p2pool: Decentralized, DoS-resistant, Hop-Proof pool on: October 21, 2012, 07:28:39 AM
Can you zip up and send me your log file? (It's at data/bitcoin/log) I think you were on a fork for some reason, since at that time, my node was saying "Pool: 349GH/s". I suspect that your bitcoind is messed up somehow. What does getinfo show?
You were right about bitcoind, it is stuck at block 193933.
It is not fork, at the time I made the post hash rate was indeed about 350 GH/s.
2  Bitcoin / Pools / Re: [400GH/s] p2pool: Decentralized, DoS-resistant, Hop-Proof pool on: October 20, 2012, 03:00:45 PM
I have a problem with latest git version (8.2-4-g677ea87): 100% orphan rate.
Code:
2012-10-20 10:43:11.039275 P2Pool: 17344 shares in chain (17349 verified/17349 total) Peers: 17 (7 incoming)
2012-10-20 10:43:11.039406  Local: 529MH/s in last 10.0 minutes Local dead on arrival: ~2.7% (0-10%) Expected time to share: 1.4 hours
2012-10-20 10:43:11.039458  Shares: 19 (19 orphan, 0 dead) Stale rate: ~100.0% (83-100%) Efficiency: ~0.0% (0-18%) Current payout: 0.0000 BTC
2012-10-20 10:43:11.039515  Pool: 304GH/s Stale rate: 6.5% Expected time to block: 8.6 hours
Restarting p2pool don't help. Is there any way to fix that?

I'm using cgminer 2.8.3 with Radeon HD7970.
3  Bitcoin / Mining software (miners) / Re: CGMINER GPU FPGA overclock monitor fanspeed GCN RPC linux/windows/osx 2.4.1 on: May 17, 2012, 06:25:04 PM
I have a strange issue with cgminer... After a day or two of work hash rate starts to slowly drop from usual 440 Mhash/s and reaches 340 Mhash/s within 30-40 minutes where it stops. Restarting cgminer brings hashrate back to usual values. Any ideas why this happens?
Does the utility drop too?
Sam
The script restarts cgminer right away, so it don't have chance to drop, but p2pool also sees the drop in hash rate, so I guess - yes.
At a guess ... 12.4 is your problem ... since I heard it would often just pack up and die for no reason with cgminer.
Had same issue with 12.3. Sad

I had similar issue with DiabloMiner, but in that case hash rate was dropping below 150. I also think it's a driver issue. I'll try older versions to see if that helps.
4  Bitcoin / Mining software (miners) / Re: CGMINER GPU FPGA overclock monitor fanspeed GCN RPC linux/windows/osx 2.4.1 on: May 16, 2012, 05:46:49 PM
I have a strange issue with cgminer... After a day or two of work hash rate starts to slowly drop from usual 440 Mhash/s and reaches 340 Mhash/s within 30-40 minutes where it stops. Restarting cgminer brings hashrate back to usual values. Any ideas why this happens?
Right now I have a script which checks hash rate periodically and restarts cgminer when needed.
Ubuntu Linux 12.04, Catalyst 12.4, HD7870.
5  Bitcoin / Development & Technical Discussion / Re: sharing block chain on: May 08, 2012, 07:52:59 PM
On btrfs filesystem you can copy data directory with 'cp --reflink'. It will create shared copy-on-write snapshot of data, which can be safely used simultaneously by multiple clients. But new block will be stored separately by each client, so you need to overwrite other copies again with 'cp --reflink' from time to time.
6  Bitcoin / Development & Technical Discussion / Re: Can someone explain these weird TXs ? on: May 06, 2012, 12:38:36 PM
I don't really get this BIP16... Have it turned "pay to password" script into some special case of script?
If so, then why the linked above transaction was spent by providing password "22355"? Does BIP16 has some "turn on" switch?
7  Bitcoin / Development & Technical Discussion / Re: Can someone explain these weird TXs ? on: May 05, 2012, 01:26:12 PM
Code:
=============================================================
Disassembled with statoshi client code:

    OP_HASH160 433ec2ac1ffa1b7b7d027f564529c57197f9ae88 OP_EQUAL

Disassembled with my code:

    TX hash: 3793b35c4714250cbba396bbdfb481bc3ba5c621aa4bc7784839c374479d4c40
    time=Sun Apr  8 02:42:10 2012
    value=0.02000000
    script=    
        OP_HASH160
        OP_PUSHDATA(size=20=0x14, 0x433ec2ac1ffa1b7b7d027f564529c57197f9ae88)
        OP_EQUAL

=============================================================
This doesn't seem to fit any of the "standard" script templates ...
Can someone more knowledgeable than I am perhaps explain ?
This is "password protected" transaction. Whoever knows or have guessed the password can claim the output.
ScriptSig would be a cleartext password, which is hashed (OP_HASH160), and the hash is compared to the expected value (OP_EQUAL).
Here is an example of claimed output: http://blockexplorer.com/tx/e5779b9e78f9650debc2893fd9636d827b26b4ddfa6a8172fe8708c924f5c39d#i5209086
8  Local / Новички / Re: Продажа игровой валюты за BTC: реалии on: May 04, 2012, 06:21:29 AM
Эти 120$ в PayPal - это число абсолютное. На самом деле это 2-4% + ~3% вывод. И из PayPal не обязательно выводить деньги, можно потратить на месте, благо почти все интернет магазины их принимают. С BTC стоимость транзакции (пока) стремится к нулю, но вот вывод обойдётся уже процентов в 8. И потратить BTC возможностей меньше.
9  Local / Разное / Re: Лекция против ФРС on: May 04, 2012, 06:05:26 AM
По поводу ФРС рекомендую прочитать книгу Николая Старикова "Национализация рубля".
Так же очень интересное чтение — статьи товарища Авантюриста. Он довольно точно предсказал ход кризиса ещё в 2007 (!) году (статьи перенесены на сайт только в 2008, написаны были раньше). Правда, сейчас прогноз в деталях и сроках стал заметно расходиться с ходом событий, но общий вектор всё ещё тот. Это куда точнее прогнозов "авторитетных аналитегов", прогнозы которых сбывались с точностью до наоборот (доллар по 45 рублей — помните?).
10  Other / Beginners & Help / Re: Newbie restrictions on: May 03, 2012, 01:38:03 PM
Sorry fot the flood. I've read this forum for more than a months, now I want to post. In technical section mostly.
11  Other / Beginners & Help / Re: Bitcoin Mining Pools? on: May 03, 2012, 01:36:42 PM
P2Pool is good when you have a good ATI card. With my old NVIDIA card expected time to share was longer than expexted time to block... Which is not bad, but after some (vary unlucky) period with no shares and 0 BTC payout I switched to p2pmining, which is just a p2pool node.
12  Other / Beginners & Help / Re: Introduce yourself :) on: May 03, 2012, 01:20:35 PM
I'm IT specialist from Russia, interested in tech forum write access. ><
13  Local / Новички / Re: Как вы оказались на bitcointalk.org? on: May 03, 2012, 01:16:14 PM
С хабра. Раньше слышал, что есть такая валюта, но думал, что это подобие WMZ какого-нибудь. Но когда узнал, что это децентрализованная (!) криптографическая (!!) валюта, тут же заинтересовался, как это вообще возможно.
14  Local / Новички / Re: Зачем вам биткоины? on: May 03, 2012, 01:12:35 PM
Майнинг окупает электричество двух компьютеров. На пиво не хватает, к сожалению. Sad
А вообще, BitCoin очень интересны как технология. Особенно меня заинтересовали "контракты", то есть криптографическая формализация многих real-life юридических принципов. Жаль, что они нигде пока не используются.
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