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Topic: [XPM] [ANN] Primecoin High Performance | HP14 released! - page 18. (Read 397655 times)

full member
Activity: 364
Merit: 100
XPM should cost more. maybe 0.01 BTC.

That's actually where it was it when I started mining last month. Unfortunately, it's since tanked.
sr. member
Activity: 321
Merit: 250

Since I've had 8 PCs mining for a week several have coins in them. It takes a long time for them to mature, but I guess I could send them to my broker and then pick a wallet.dat file and copy it around.

Am I supposed to put "keypool=1000" on every PC or just the master? Will all clients share the same 1,000 keys???

Thanks much for your help! This is not intuitive at all.

The "keypool=1000" does only work when creating a new wallet.dat file as far as I remember. Creation of a wallet.dat is only done when no wallet.dat is found at "%appdata%\primecoin" (just open a windows explorer and copy %appdata%\primecoin into the address bar) so you need to backup your wallet.dat and remove it. Create a backup of all other wallet.dat files on the other machines as well. And create a backup of the newly created wallet.dat. After having created that consider that the master file which needs to be copied to all other machines. With that same wallet.dat on all the machines, they share the same keys. If you think 1000 is too low, make it more Wink

And always create backups, backups, backups.

If you don't want to pay transfer fee for sending the matured Primecoins around, you can export the keys from the existing wallets and import them to the new wallet. This should work for not matured blocks as well (have a look at "dumpprivkey " and "importprivkey [label] [rescan=true]"). I recommend taking some time for getting familiar with the API. Some explanations can be found in the corresponding Bitcoin API overview. But as Primecoin has some feature Bitcoin doesn't, you might enter "help" in the debug window of the primecoin-qt as well Wink

Some last words.
Sorry that this is not intuitive at all, but you need to gather some info if you don't want to mess your coins up. You need to know where the wallet.dat is, because you need backup of that file. If this file is gone, all your primecoins (private keys) that are "stored" in that wallet are gone. You should consider encrypting the wallet to prevent unauthorized access. If you encrypt the wallet, read the instruction. Create a new backup Wink
member
Activity: 76
Merit: 10
backup your wallet on one of the pcs , remove the wallet add the keypool directive , it'll create new wallet .
import all your immature coins to the new wallet , and replace it on all your pcs , that would do the trick i believe.
sr. member
Activity: 453
Merit: 250
dfgfdgfdg
I have XPM client mining on 9 Win7 PCs. Is there a way to:
1, have it start mining on boot up without having open it, pulldown help, click console tab, type in setgenerate true -1 every time???
2, have other 8 PCs send their coins to my main workstation PC automatically???
TIA, Aurum
and 2) the easiest way would be to share a wallet on those machines. It might be a good idea to create a new one with

Code:
keypool=1000

in the config file. You should backup your wallet.dat on that machine first and move it out of the %appdata%\primecoin folder before starting the primecoin-qt.exe
If you don't create a higher number of keys than 100 (which is default) you encounter the risk that the wallets on the machine will get out of sync once the keys are used up.
I don't know a way to automate exporting and importing the keys on windows machines automatically.
To verify the successful creation you can inspect the results via console "getinfo".
I have no idea how one shares a wallet across multiple PCs. I thought you need the client installed on each PC that is mining. Can you explain more about to do this?
Thx, Aurum
it's simple, just copy the same wallet.dat on all the machines, note the keypool though Wink .
if anyone finds a share, it'll be in the shared wallet and you'll see it in the management node .
Since I've had 8 PCs mining for a week several have coins in them. It takes a long time for them to mature, but I guess I could send them to my broker and then pick a wallet.dat file and copy it around.

Am I supposed to put "keypool=1000" on every PC or just the master? Will all clients share the same 1,000 keys???

Thanks much for your help! This is not intuitive at all.
member
Activity: 76
Merit: 10
I have XPM client mining on 9 Win7 PCs. Is there a way to:
1, have it start mining on boot up without having open it, pulldown help, click console tab, type in setgenerate true -1 every time???
2, have other 8 PCs send their coins to my main workstation PC automatically???
TIA, Aurum
and 2) the easiest way would be to share a wallet on those machines. It might be a good idea to create a new one with

Code:
keypool=1000

in the config file. You should backup your wallet.dat on that machine first and move it out of the %appdata%\primecoin folder before starting the primecoin-qt.exe
If you don't create a higher number of keys than 100 (which is default) you encounter the risk that the wallets on the machine will get out of sync once the keys are used up.
I don't know a way to automate exporting and importing the keys on windows machines automatically.
To verify the successful creation you can inspect the results via console "getinfo".
I have no idea how one shares a wallet across multiple PCs. I thought you need the client installed on each PC that is mining. Can you explain more about to do this?
Thx, Aurum
it's simple, just copy the same wallet.dat on all the machines, note the keypool though Wink .
if anyone finds a share, it'll be in the shared wallet and you'll see it in the management node .
sr. member
Activity: 453
Merit: 250
dfgfdgfdg
I have XPM client mining on 9 Win7 PCs. Is there a way to:
1, have it start mining on boot up without having open it, pulldown help, click console tab, type in setgenerate true -1 every time???
2, have other 8 PCs send their coins to my main workstation PC automatically???
TIA, Aurum
and 2) the easiest way would be to share a wallet on those machines. It might be a good idea to create a new one with

Code:
keypool=1000

in the config file. You should backup your wallet.dat on that machine first and move it out of the %appdata%\primecoin folder before starting the primecoin-qt.exe
If you don't create a higher number of keys than 100 (which is default) you encounter the risk that the wallets on the machine will get out of sync once the keys are used up.
I don't know a way to automate exporting and importing the keys on windows machines automatically.
To verify the successful creation you can inspect the results via console "getinfo".
I have no idea how one shares a wallet across multiple PCs. I thought you need the client installed on each PC that is mining. Can you explain more about to do this?
Thx, Aurum
member
Activity: 76
Merit: 10
I plan to download and start mining this next week.  
Primecoin is the third cryptocoin which is exchangable for fiat money (USD https://crypto-trade.com/trade/xpm_usd ).
XPM should cost more. maybe 0.01 BTC.
at the moment the generated amount of primecoin is so much, I agree that it's not really cheap to mine xpm , but i guess such prices won't happen until the difficulty reaches something more meaningful, like 12-13 or something. by that time i expect it to be as expensive as 0.01, unfortunately by the current pace of development in mining the coin, i doubt that it'd happen that soon, probably not before a proper FPGA implementation even if such scenario would happen , there would be so many coins in the market that it would not be possible to raise the prices that high .
by then probably another coin will rise with the same algo which can use the fpga/asic, though i guess it's unlikely.
but being a cpu only coin is not good for the whole i believe.
sr. member
Activity: 321
Merit: 250
I have XPM client mining on 9 Win7 PCs. Is there a way to:
1, have it start mining on boot up without having open it, pulldown help, click console tab, type in setgenerate true -1 every time???
2, have other 8 PCs send their coins to my main workstation PC automatically???
TIA, Aurum

ad 1) you can create a "primecoin.conf" file at %appdata%\primecoin
with
Code:
gen=1

in it. I don't remember whether you need

Code:
rpcuser=yourChosenUserName
rpcpassword=someRandomPassword

as well in that config file. If it doesn't work, simply put it in.
For starting the primecoin-qt.exe you might chose the autostart or the task scheduler - whatever you prefer. With autostart you have at least to log on to the machine...

ad 2) the easiest way would be to share a wallet on those machines. It might be a good idea to create a new one with

Code:
keypool=1000

in the config file. You should backup your wallet.dat on that machine first and move it out of the %appdata%\primecoin folder before starting the primecoin-qt.exe
If you don't create a higher number of keys than 100 (which is default) you encounter the risk that the wallets on the machine will get out of sync once the keys are used up.
I don't know a way to automate exporting and importing the keys on windows machines automatically.
To verify the successful creation you can inspect the results via console "getinfo".
sr. member
Activity: 453
Merit: 250
dfgfdgfdg
I have XPM client mining on 9 Win7 PCs. Is there a way to:
1, have it start mining on boot up without having open it, pulldown help, click console tab, type in setgenerate true -1 every time???
2, have other 8 PCs send their coins to my main workstation PC automatically???
TIA, Aurum
member
Activity: 83
Merit: 10
I plan to download and start mining this next week. 
Primecoin is the third cryptocoin which is exchangable for fiat money (USD https://crypto-trade.com/trade/xpm_usd ).
XPM should cost more. maybe 0.01 BTC.
newbie
Activity: 56
Merit: 0
I plan to download and start mining this next week. 
newbie
Activity: 10
Merit: 0
XPM difficulty keeps on trending downwards and devastate the confidence of miners and investors. Now it is fighting for its survival.
Is the difficulty trending downwards?  I think it has stablized at about 9.865. I'm worried that the exchange rate is low, but then so are most of the alt-coins. I say hang on in.
It is not stabilized yet. Even stabilized is not a good sign as which indicates no new mining power join in.

Again the issue of 'what is significant change in difficulty' comes up.

Look at the difficulty over roughly the last 20 days. It is showing variation but that variation is VERY SMALL at most 9.86 +/- 0.01. We are only talking +/- 1% over in the difficulty 9 range. You wouldn't care if petrol / gas prices raised or lowered 1%... or if the price of milk or bread at the grocery store varied by 1%. We can assume primecoin diff is stable. The oscillations seen when the y-axis of that graph is showing a small range are not significant.

https://i.imgur.com/DALgbJw.png

The point is, XPM lost its steam, and if it is not able to standout - it is doomed to fail. That is what we saw right now. If it can not distinguish it from the rest alt coins, there will be no chance for it to attract attention AGAIN, as new alt-coin may come to be the poster boy. That is to say, it lost its opportunity.
hero member
Activity: 546
Merit: 500
It's important to realize though, that bad luck with such infrequent blocks can result in months passing without finding any. For example I have a i5 laptop that's mined for over 50 days without finding a block @ 0.55 CPD.

What does listtranscactions tell you? Has there been orphaned blocks? Not knonwing the chain-length distribution of found chains -- lack of debugging information is a problem of the solo miners -- I am  not sure if the problem is settings, network connection, or pure luck. You can try the latest ypool miner to see what the 7-chain and 8-chain rates are.

It is just bad luck. If you work out what 0.55 CPD translates to at the current decimal difficulty:

0.55 * 0.8 * (1-0.86) = 0.0616 blocks/day assuming no variance

Which is 1 block every ~16 days. So I have been fairly unlucky on that machine.
hero member
Activity: 516
Merit: 500
CAT.EX Exchange
It's important to realize though, that bad luck with such infrequent blocks can result in months passing without finding any. For example I have a i5 laptop that's mined for over 50 days without finding a block @ 0.55 CPD.

What does listtranscactions tell you? Has there been orphaned blocks? Not knonwing the chain-length distribution of found chains -- lack of debugging information is a problem of the solo miners -- I am  not sure if the problem is settings, network connection, or pure luck. You can try the latest ypool miner to see what the 7-chain and 8-chain rates are.
hero member
Activity: 546
Merit: 500
XPM difficulty keeps on trending downwards and devastate the confidence of miners and investors. Now it is fighting for its survival.
Is the difficulty trending downwards?  I think it has stablized at about 9.865. I'm worried that the exchange rate is low, but then so are most of the alt-coins. I say hang on in.
It is not stabilized yet. Even stabilized is not a good sign as which indicates no new mining power join in.

Again the issue of 'what is significant change in difficulty' comes up.

Look at the difficulty over roughly the last 20 days. It is showing variation but that variation is VERY SMALL at most 9.86 +/- 0.01. We are only talking +/- 1% over in the difficulty 9 range. You wouldn't care if petrol / gas prices raised or lowered 1%... or if the price of milk or bread at the grocery store varied by 1%. We can assume primecoin diff is stable. The oscillations seen when the y-axis of that graph is showing a small range are not significant.

https://i.imgur.com/DALgbJw.png
newbie
Activity: 10
Merit: 0
XPM difficulty keeps on trending downwards and devastate the confidence of miners and investors. Now it is fighting for its survival.
Is the difficulty trending downwards?  I think it has stablized at about 9.865. I'm worried that the exchange rate is low, but then so are most of the alt-coins. I say hang on in.
It is not stabilized yet. Even stabilized is not a good sign as which indicates no new mining power join in.
hero member
Activity: 560
Merit: 500
XPM difficulty keeps on trending downwards and devastate the confidence of miners and investors. Now it is fighting for its survival.
Is the difficulty trending downwards?  I think it has stablized at about 9.865. I'm worried that the exchange rate is low, but then so are most of the alt-coins. I say hang on in.
newbie
Activity: 10
Merit: 0
XPM difficulty keeps on trending downwards and devastate the confidence of miners and investors. Now it is fighting for its survival.
hero member
Activity: 546
Merit: 500
Quote
My chainsperday is 1.46. Does this serve as a kind of ACTUAL benchmark of performance with mining?


mikaelh discussed this in the ANN thread the other day.
sr. member
Activity: 406
Merit: 250
I found two blocks on my server since I started mining on it again.

That's three blocks in the past 30 days.

Sounds about right?

But then I realize... that's only like... $15 nowadays.

Primecoin profitability is down. Sad

Edit:

Quote
16:07:58

getmininginfo


16:07:58

{
"blocks" : 176432,
"chainspermin" : 17,
"chainsperday" : 1.46708134,
"currentblocksize" : 1000,
"currentblocktx" : 0,
"difficulty" : 9.86501253,
"errors" : "",
"generate" : true,
"genproclimit" : 7,
"primespersec" : 2680,
"pooledtx" : 0,
"sieveextensions" : 9,
"sievepercentage" : 10,
"sievesize" : 1000000,
"testnet" : false
}

My chainsperday is 1.46. Does this serve as a kind of ACTUAL benchmark of performance with mining?
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