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101  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN][YAC] yacoin: yet another altcoin. START is now. on: July 30, 2013, 12:18:43 AM
When I enter command line by op: yacoin-qt -gen -genproclimit=1

I get the following error: Method not found (code -32601)

Try this: yacoin-qt -gen=1 -genproclimit=1
102  Alternate cryptocurrencies / Altcoin Discussion / Re: Introducing the digitalindustry ONE Z ZERO pricing standard {1z0} on: July 29, 2013, 09:50:17 AM
I see two ice creams, one is for 35z6, other for 2z5. What ice cream is cheaper? Is it crystal clear??
Could I put prices in this format to my favorite spredsheet??
103  Bitcoin / Mining software (miners) / Re: Simple Cgminer Remote Monitoring Script - now with email alerts on: July 26, 2013, 10:25:29 AM
I post a patch, that address an issue that wrong pool and user is displayed for miner that is offline:

Code:
$ git diff -p
diff --git a/index.php b/index.php
index 4ca2063..b4a031f 100644
--- a/index.php
+++ b/index.php
@@ -149,6 +149,7 @@ for ($i=0; $i<$nr_rigs; $i++)
 for ($i=0; $i<$nr_rigs; $i++)
 {
        $pool_priority = 999;
+       $pool_active = '';
        foreach ($r[$i]['pools'] as $pool)
        {
                if (($pool['Status'] == 'Alive') && ($pool['Priority'] < $pool_priority))
104  Alternate cryptocurrencies / Altcoin Discussion / Re: NEW FASTCOIN Client for both MAC and Windows available for download... on: July 25, 2013, 02:17:14 PM
Is there a plan to update code source at https://github.com/fastcoinproject/fastcoin  ??
105  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [XPM] [ANN] Primecoin High Performance on: July 21, 2013, 11:22:57 AM
Hm, I went for a reinstall for my server and it seems like there is some old data populating back.

I have used rm -f primecoin-hp/src  and rm --recursive primecoin-hp/src

However, when I reinstall and use these commands,

/primecoin-hp/src# primecoind stop
error: incorrect rpcuser or rpcpassword (authorization failed)


Any ideas how to fix the rpcuser problem?
I checked sudo nano ~/.primecoin/primecoin.conf  and it looks all fine.

Try this sequence:
Code:
mkdir ~/.primecoin
cat <<+++ > ~/.primecoin/primecoin.conf
rpcuser=USER
rpcpassword=PASSWORD
gen=1
+++
chmod 600 ~/.primecoin/primecoin.conf

git clone https://bitbucket.org/mikaelh/primecoin-hp.git

cd primecoin-hp/src
git pull
make -f makefile.unix clean
make -f makefile.unix USE_UPNP=-
strip primecoind
sudo cp -f primecoind /usr/local/bin/.

primecoind --daemon --server
watch 'primecoind listtransactions && primecoind getmininginfo'
106  Alternate cryptocurrencies / Mining (Altcoins) / Re: [LTC] An (even more) optimized version of cpuminer on: July 20, 2013, 04:19:13 PM
I experiment with cpuminer 2.3.2 at different ARM computers and these are hashrates I measured:

=============================================
Toshiba AC100 subnotebook running Lubuntu 12.10, Nvidia Tegra2 chip, 2x 1000 MHz
ARMv7 Processor rev 0 (v7l)

./configure CFLAGS="-O3 -pipe" && make
# LTC hashrate: 1.38 khash/s (2x 0.69)
# BTC hashrate: 820 khash/s (2x 410)

=============================================
HDMI stick MK802 II running debian 7.0 armhf, 1x 1000 MHz
ARMv7 Processor rev 2 (v7l) with NEON support (Allwinner A10)

./configure CFLAGS="-O3 -pipe" && make
# LTC hashrate: 0.73 khash/s
# BTC hashrate: 566 khash/s

./configure CFLAGS="-O3 -pipe -mfpu=neon" && make
# LTC hashrate: 0.86 khash/s
# BTC hashrate: 600 khash/s

=============================================
BeagleBone Black running debian 7.0 armhf, 1x 1000 MHz
ARMv7 Processor rev 0 (v7l) with NEON support, CPU is "double issue" (it can execute two instructions in parallel)

./configure CFLAGS="-O3 -pipe" && make
# LTC hashrate: 0.71 khash/s
# BTC hashrate: 555 khash/s

./configure CFLAGS="-O3 -pipe -mfpu=neon" && make
# LTC hashrate: 0.84 khash/s
# BTC hashrate: 589 khash/s

=============================================
Raspberry PI running debian 7.0 armhf, 1x 900 MHz (CPU overclocked from 700 to 900 MHz)
ARMv6-compatible processor rev 7 (v6l)

./configure CFLAGS="-O3 -pipe" && make
# LTC hashrate: 0.43 khash/s
# BTC hashrate: 258 khash/s
107  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [XPM] [ANN] Primecoin Release - First Scientific Computing Cryptocurrency on: July 20, 2013, 11:54:09 AM
Sorry if it's already mentioned, but does anyone know what it looks like on debug.log when a block is found? I have multiple machines using the same wallet, so I don't really know which ones are finding the blocks.

Code:
$ grep ^generated debug.log
generated 12.38
108  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [XPM] [ANN] Primecoin Release - First Scientific Computing Cryptocurrency on: July 20, 2013, 09:13:47 AM
g++ -c -O2 -pthread -Wall -Wextra -Wformat -Wformat-security -Wno-unused-parameter -g -DBOOST_SPIRIT_THREADSAFE -D_FILE_OFFSET_BITS=64 -I/opt/crypto_coins/primecoin/src -I/opt/crypto_coins/primecoin/src/obj -DUSE_IPV6=1 -I/opt/crypto_coins/primecoin/src/leveldb/include -I/opt/crypto_coins/primecoin/src/leveldb/helpers -DHAVE_BUILD_INFO -fno-stack-protector -fstack-protector-all -Wstack-protector -D_FORTIFY_SOURCE=2  -MMD -MF obj/init.d -o obj/init.o init.cpp
init.cpp: In function ‘void DetectShutdownThread(boost::thread_group*)’:
init.cpp:130:8: error: ‘fGenerate’ was not declared in this scope

This is strange error. Delete your directory with source files and try again:

git clone https://bitbucket.org/mikaelh/primecoin-hp.git
109  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [XPM] [ANN] Primecoin High Performance on: July 20, 2013, 08:22:45 AM
My ATOM CPU D525 running at 1.8GHz found a block; primespersec is about 450. This is lottery and my CPU had a lucky day... ;-)
110  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [XPM] [ANN] Primecoin Release - First Scientific Computing Cryptocurrency on: July 20, 2013, 08:16:29 AM

I have "libdb4.8-dev", "libdb4.8++-dev" and "libboost1.48-all-dev" installed from https://launchpad.net/~bitcoin/+archive/bitcoin.

What about libgmp-dev?
111  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [XPM] [ANN] Primecoin Release - First Scientific Computing Cryptocurrency on: July 16, 2013, 11:35:57 PM
Added 1 addresses from 54.216.76.137: 113 tried, 10380 new
received block a980f148bc1da2a874725cc06d83ac70b15f5d4ec1ba2dc4f1c2740782e12ddd
Committing 1 changed transactions to coin database...
SetBestChain: new best=a980f148bc1da2a874725cc06d83ac70b15f5d4ec1ba2dc4f1c2740782e12ddd  height=54362  difficulty=8.9326816 log2Work=21.373855  log2ChainWork=34.463719  tx=66999  date=2013-07-16 20:03:57 progress=0.001280
ProcessBlock: ACCEPTED

What does this mean in the debug.log?

Accepted what?

It means, that someone in the network solved a block and your client verified and accepted the solution, your local block chain was extended with received block and you can start to work on new block; debug.log should be full of messages like this. You can find more details about received block:

Code:
$ ./primecoind getblock a980f148bc1da2a874725cc06d83ac70b15f5d4ec1ba2dc4f1c2740782e12ddd
{
    "hash" : "a980f148bc1da2a874725cc06d83ac70b15f5d4ec1ba2dc4f1c2740782e12ddd",
    "confirmations" : 682,
    "size" : 199,
    "height" : 54362,
    "version" : 2,
    "merkleroot" : "a95eb08d96e999155c8503e9911be60c30fe92b73b769b0cec3a6842555a1e81",
    "tx" : [
        "a95eb08d96e999155c8503e9911be60c30fe92b73b769b0cec3a6842555a1e81"
    ],
    "time" : 1374005037,
    "nonce" : 1175,
    "bits" : "08eec439",
    "difficulty" : 8.93268162,
    "transition" : 8.96690136,
    "primechain" : "TWN08.f21ea1",
    "primeorigin" : "37529335260294959670521627361912412134595233408453530955672585394628966480969339574601582708260",
    "previousblockhash" : "547df48e3b098bb25549b52d8afa12a60796dbc7e79847d5e9e0550375c67fa5",
    "nextblockhash" : "523cbb766d816e20e82edc48ac78b5505c266ce125512ea445a09e57841fc7c6"
}
112  Alternate cryptocurrencies / Altcoin Discussion / Re: [ANN][SBC] StableCoin ¦¦ A new breed of cryptocurrency ¦¦ v1.2 RELEASED on: July 16, 2013, 10:56:17 PM
I try mining solo this coin. I found 5blocks, but in wallet 0 coin.

How do you know that you found 5 blocks, what is your evidence? Your config is OK...
113  Alternate cryptocurrencies / Mining (Altcoins) / Re: Finding p2pool networks.py values for new altcoins on: July 15, 2013, 09:59:40 AM
It doesn't address your errors but I noticed that you use for Fastcoin symbol FSC; it should be FST from my point of view.

https://bitcointalk.org/index.php?topic=218852.0

SYMBOL='FST',

Block period is 12s, isn't it?

BLOCK_PERIOD=12,

Your subsidy is not correct, it is not critical...

SUBSIDY_FUNC=lambda height: 32*100000000 >> (height)//2592000,

And this is not correct and could be troublemaker:

IDENTIFIER=''.decode('hex'),
PREFIX=''.decode('hex'),
114  Alternate cryptocurrencies / Mining (Altcoins) / Re: [LTC] An (even more) optimized version of cpuminer on: July 15, 2013, 09:45:14 AM
cant download from github, says there was a problem with the file origin

Works fine at my PC:

Code:
$ git clone https://github.com/pooler/cpuminer.git
Cloning into 'cpuminer'...
remote: Counting objects: 1183, done.
remote: Compressing objects: 100% (690/690), done.
remote: Total 1183 (delta 678), reused 972 (delta 489)
Receiving objects: 100% (1183/1183), 670.15 KiB | 496 KiB/s, done.
Resolving deltas: 100% (678/678), done.
115  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [XPM] [ANN] Primecoin Release - First Scientific Computing Cryptocurrency on: July 11, 2013, 06:23:35 PM
There appears to be a network fork at block#14214 just now. Please run this command

getblockhash 14215
and report your current block number

Code:
$ ./primecoind getblockhash 14215; ./primecoind getblockcount
15428bf4b0867cf6b75a85375f6a2266e54a1c9f244befeee72ec0545300ae0f
15031
116  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN][YAC] yacoin: yet another altcoin. START is now. on: July 11, 2013, 04:23:33 PM
I noticed that YAC client, yacoind is very slow for several days. It was fast in the past, when I entered command, like getinfo, I received result immediately. Slowdown started several days ago and it is seriously slow now, about 8 seconds but it can be more than a minute":

Code:
$ time ./yacoind getmininginfo
{
    "blocks" : 128313,
    "currentblocksize" : 6267,
    "currentblocktx" : 19,
    "difficulty" : 0.54277787,
    "errors" : "",
    "generate" : true,
    "genproclimit" : 2,
    "hashespersec" : 0,
    "networkhashps" : 15229222,
    "pooledtx" : 19,
    "testnet" : false,
    "Nfactor" : 11,
    "N" : 4096,
    "powreward" : 27.68000000
}

real    0m7.504s
user    0m0.004s
sys     0m0.000s

$ time ./yacoind getdifficulty
{
    "proof-of-work" : 0.54191164,
    "proof-of-stake" : 0.24999714,
    "search-interval" : 55
}

real    0m1.787s
user    0m0.004s
sys     0m0.000s

$ time ./yacoind checkwallet
{
    "wallet check passed" : true
}

real    1m5.380s
user    0m0.004s
sys     0m0.000s

Do you observe similar slowdown?

My explanation is that:
- I have too many small transactions in my wallet (pool mining)
- increase of N has serious impact to client performance
- something else

My PC has a SSD disk, 8GB RAM, CPU is older Intel x4 (Q9400)... System is busy but it was busy in the past too and other coins on this system respond fast, only YAC has some problem...

Do you see similar slowdown??

UPDATE: I installed fresh YAC client on new PC and let it download blockchain. Wallet was fresh new, empty. yacoind responses were fast. After this test I replaced empty wallet with my 'production" wallet and yacoind is slow again. My wallet is troublemaker!! Is this good news??
Could I do something about it?

My wallet size is about 4.5MB a and this is a statistic of transactions:
Code:
$ ./yacoind listtransactions '' 999999 | grep category | sort | uniq -c
    844         "category" : "generate",
     22         "category" : "receive",
117  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [ANN][YAC] yacoin: yet another altcoin. START is now. on: July 10, 2013, 01:30:11 PM
Is there a way to "copy" coins from one YAC wallet to other wallet? I would like to do it.

There is "how-to" for primecoind that uses listtransactions, dumpprivkey and importkey:

https://bitcointalk.org/index.php?topic=251850.msg2692552#msg2692552

I would like to do something like that with YAC but there is no address in "listtransactions" output. Generated blocks have no address...

Code:
$ yacoind listtransactions
[
{
"account" : "",
"category" : "generate",
"amount" : 29.88000000,
"confirmations" : 89420,
"generated" : true,
"blockhash" : "000000010db6af2e786d637e8aea2edbe72e575fa13614a86ae3f5878301d1eb",
"blockindex" : 0,
"blocktime" : 1368123343,
"txid" : "6ddce3d274526312d84464767a3518b0fa1f5e3ae3bf81e80d5483402a6b7deb",
"time" : 1368123343,
"timereceived" : 1368123346
},
{
"account" : "",
"category" : "generate",
"amount" : 30.08000000,
"confirmations" : 774,
"generated" : true,
"blockhash" : "a3d3f6cc31c7dee025560f4faabb8a1cf1c5476f83944cfd692cfbdee3f95535",
"blockindex" : 1,
"blocktime" : 1373307675,
"txid" : "e8c8851d3a650d846dabf614471a8e2e235ecd5599526e5efa7126b07c7cedb9",
"time" : 1373307675,
"timereceived" : 1373307675
}
]

BTW, when you see this output, how many coins do you expect that will be reported by "getbalance"?

Code:
$ yacoind getbalance
30.08000000

29.88000000 + 30.08000000 != 30.08000000
Is this a bug??

Code:
$ yacoind getinfo
{
"version" : "v0.4.0.0-g32a928e-beta",
"protocolversion" : 60005,
"walletversion" : 60000,
"balance" : 30.08000000,
"newmint" : 0.00000000,
"stake" : 0.00000000,
"blocks" : 127626,
"moneysupply" : 4257280.83954200,
"connections" : 8,
"proxy" : "",
"ip" : "109.80.94.251",
"difficulty" : 0.65183012,
"testnet" : false,
"keypoololdest" : 1368072081,
"keypoolsize" : 103,
"paytxfee" : 0.00000000,
"errors" : "WARNING: Checkpoint is too old. Wait for block chain to download, or notify developers."
}
118  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [XPM] [ANN] Primecoin Release - First Scientific Computing Cryptocurrency on: July 10, 2013, 11:47:13 AM
Is there any way to send RPC commands from the command-line to primecoin-qt?

I have configured rpcuser/rpcpassword but it does not seem to respond to primecoind commands.

edit: Found it, added server=1 to primecoin.conf

Check primecoind, it is CLI version of the wallet. Try this:

Code:
$ ./primecoind getinfo
119  Alternate cryptocurrencies / Announcements (Altcoins) / Re: [XPM] [ANN] Primecoin Release - First Scientific Computing Cryptocurrency on: July 10, 2013, 10:16:43 AM
Okay, can we get instruction on how to extract coin from our DigitalOcean droplet.  It has been so long since I have had to do console/coding like this Sad.

Sure. I do it this way:

  • ssh into remote instance
  • ./primecoind listtransactions –> copy the address mentioned in the output at "address"
  • ./primecoind dumpprivkey {{paste copied address here}} –> copy the private key returned
  • on your local computer holding the "master wallet" -> ./primecoind importprivkey {{paste copied private key here}}
  • now address holding the minted coins appears in your local wallet

No need to send coins over the blockchain this way, immature coins can be imported immediately.

Following command sequence (pipe separated) will prepare import commands. Run commands at slave node, import.sh file will be created. Run import.sh at master node to update your master wallet.

Code:
./primecoind listtransactions '*' 999999 |
awk '/"address"/{print "./primecoind dumpprivkey " substr($3,2,34);}' | sh |
awk '/^P/{print "./primecoind importprivkey ", $1;}' | sort | uniq |
tee import.sh
120  Alternate cryptocurrencies / Altcoin Discussion / Re: CryptCoin monitor App on: July 09, 2013, 05:52:23 PM
Could be Fastcoin added?

Code:
http://fast.minepool.net/api.php?api_key=05c98a42a259abfca69e1d83af73e92559d90a9aa9f99f5b6441xxxxxxxxxxxx

{"username":"USER","confirmed_rewards":"0.19323248","round_estimate":"0","total_hashrate":"149","payout_history":"12.70275454","round_shares":"0","workers":{"USER.1":{"alive":"1","hashrate":"149","last_share_timestamp":"1373392124"}}}

Thank you!
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