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Re: [ANN] ArabianChain - DubaiCoin (DBIX) - Smart Contracts from Dubai to the World
by
RPS13
on 01/08/2017, 18:33:36 UTC
EDIT: in log he complains about "-syncmode" parameter which doesn't exist, if i change "-syncmode=fast" to "--fast" in "Settings" of client he doesn't save it - where is the config file for this parameter to edit? i think thats the issue he doesn't start gdbix.exe with dbixwall.exe together Sad

You are correct, sir! The syncmode parameter doesnt exist. When trying to run the gdbix deamon from a command line with the --syncmode=fast argument it will fail to start since an incorrect argument is passed. The right argument should be --fast as you suggested.

The thing is that you cant change this argument within the new v2.0 software, because the setting never gets saved. So on a restart the software will always try to run gdbix with the --syncmode=fast argument. Who the hell tested this software??? Perhaps an outdated version of gdbix was supplied with the new v2.0 software?
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Re: [ANN] ArabianChain - DubaiCoin (DBIX) - Smart Contracts from Dubai to the World
by
RPS13
on 01/08/2017, 18:13:52 UTC
Ok finally got the new wallet working somehow....

Ive done an "Export gdbix account to directory" from the old software and then manually moved the file that was generated to the gdbix keystore directory, which is apparently located at:
C:\Users\*USER*\AppData\Roaming\Dubaicoin\keystore

Then firing up the new v2.0 software and i finally see my old account with the right balance Smiley
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Re: [ANN] ArabianChain - DubaiCoin (DBIX) - Smart Contracts from Dubai to the World
by
RPS13
on 01/08/2017, 17:48:44 UTC
oh yeah, also the weirdest thing:

When i tried to create a new wallet account in the v2.0 software, everything works as expected. A new address is created with a balance of zero (obviously).

However when i tried running the old v1.0.1_49-2 software again, my old account was gone and the new account that was generated from within the v2.0 software showed up instead! With a balance of zero of course! I thought; jeeeez now ive done it... ive lost my old wallet account and all my mined coins in there...

But it turns out, i still had the console running with the new gdbix deamon. Closing that and restarting the v1.0.1_49-2 software thankfully restored my old wallet! Pfew!!! Crisis averted....
 
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Re: [ANN] ArabianChain - DubaiCoin (DBIX) - Smart Contracts from Dubai to the World
by
RPS13
on 01/08/2017, 17:37:01 UTC
Well im a bit disappointed in the quality of the new windows wallet  Angry

First of all i have the same issues with the gdbix path that is not resolved by updating the path names in the settings tab. I did get it to work with the workaround that Iamnewhere posted earlier.

And now i cant figure out how to get my old v1.0.1_49-2 wallet account in to this new v2.0 software??
Ive tried exporting the wallet from the old version to a .dbixwall file and import that same file in the new v2.0 software. It tells me the import went ok, but then i still see nothing in the account list?




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Re: [ANN] ArabianChain - DubaiCoin (DBIX) - Smart Contracts from Dubai to the World
by
RPS13
on 27/07/2017, 06:11:50 UTC
Ok so there has been a huge increase of hashrate as of this morning. A mining farm with about 900GH/s has decided to join dubaicoin once again. Thats about a 20x increase in total network hashrate overnight! 

The good news is that block times are way lower now, so transactions and block confirmations should go a lot faster.
The bad news is that network difficulty is rising again, and its rising rapidly! Since blocktimes are 20x lower now, the difficulty change over time has also increased 20-fold! So if this continues, the coin will be unmineable again within a couple of days...

Jeez, these mining farms are really ruining cryptomining if you ask me...

Lets see if the improved difficulty algorithm that is supposed to be released will be able to handle these big fluctuations.
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Re: [ANN] ArabianChain - DubaiCoin (DBIX) - Smart Contracts from Dubai to the World
by
RPS13
on 24/07/2017, 16:38:20 UTC
The problem is that the coin cant survive without miners. No miners, no transactions. That is unlike realworld currencies or things like gold for example. When mining gold becomes to difficult or not profitable any more, miners will just stop and find another profession. Trading gold will still continue and due to scarcity gold prices will go up.
With crypto mining however, if all miners stop mining because its not profitable anymore, all transactions will stop, the community loses interest and the coin is doomed.

So imo, fix the difficulty first, and then the community with its miners will pick up the coin again, trading will start to increase and prices will rise.

Now im not saying the difficulty should be made too easy, because that could drop prices yes. But there is a reason why there is a certain target for difficulty and blocktime. Thats because it creates a balance. Not only within the coin itself, but also in relation to other coins. So when you have a difficulty that is about 20x higher than what it should be, you have severe imbalance.

Im actually surprised there are still people mining dbix. But maybe they have very cheap electricity? For me its cheaper to buy the coin than it is to mine the coin with the electric costs involved.
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Re: [ANN] ArabianChain - DubaiCoin (DBIX) - Smart Contracts from Dubai to the World
by
RPS13
on 23/07/2017, 15:30:08 UTC
So regarding the difficulty algorithm, ive just seen a video about a person's mining experience with the Ubiq coin:
https://youtu.be/_7DDbdZ7Ebo

This guy tracked the ubiq network difficulty and hashrates over a couple of weeks, and from his charts it becomes clear that Ubiq can deal much more rapidly with high fluctuating network hashrates. Ubiq has implemented a new difficulty algorithm called Flux earlier this year, and apparently it is working. Ubiq had to improve their algorithm for the same reason; unstable block times with rapidly varying network hashrates.

Now i think ive seen the Flux algorithm mentioned somewhere in regards to dubaicoin, but im not sure if it was developer related or something. So if dubaicoin developers arent looking into the Flux algorithm yet, maybe they should? It could be a good starting point to fix this problem once and for all? 
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Topic
Re: [ANN] ArabianChain - DubaiCoin (DBIX) - Smart Contracts from Dubai to the World
by
RPS13
on 23/07/2017, 13:58:07 UTC

check clona.ru:3005
i am seeing that
last block 1 h ago
avg. block time 7 min
avg network hashrates 78.7 GH/s
difficulty 134.79 TH
what about this
i was talking about avg block time not last 100 block avg

Since block times are so slow now, the average of the last 100 blocks is way more representive of the actual current blocktime than what clona.ru is reporting!
Check for example: http://dbix.litwiller.us/calculator.html
Here you can see the average blocktimes for different time spans.
Clona.ru is using >1000 block average it seems, so that would mean they still include block times that were generated during the peak moments over a week a go when hashrates were still very high near the 2TH/sec.

For example, the last 48 hours has produced 113 blocks. That is ~25.5 minutes per block. Thats equals ~1530 seconds, which is pretty similar to the figure i gave before based on the last 100 blocks.

The last 24 hours had produced 40 blocks. That is ~36 minutes per blocks. So the situation seems to be worsening...
And I know, the less blocks used to calculate the average, the less accurate results you get. But still, at 40 blocks you should get a decent picture of the average blocktime imo. 
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Topic
Re: [ANN] ArabianChain - DubaiCoin (DBIX) - Smart Contracts from Dubai to the World
by
RPS13
on 23/07/2017, 12:42:53 UTC
avg. block time is more then 7 mint right now
it should be in 100s..

No its not. Its at 1544 seconds right now, taken the average over the last 100 blocks. The calculation mechanisms are all too slow to keep up with the volatility of this coin lately. And because the average blocktime is so high now, the difficulty will also take longer and longer to decrease. They use a fixed step in difficulty adjustment each time a block is generated. When the current blocktime is above the desired time (90 sec), it adds a fixed step to the difficulty, and when the current blocktime is below the the desired time it detracts a fixed step from the difficulty. So with these very high blocktimes it takes waaaaaay longer to decrease the difficulty.

And things are not much better when hasrates do eventually go up again. As hashrate increases, blocktimes go down, and then the increase in difficulty will start to accelerate. So within no time you are back to an unmineable coin because the difficulty is too high again. The whole mechanism is completely unbalanced if you ask me.

So whoever came up with that algorithm....?


For me dubaicoin mining is just not profitable right now. Buying the coins is actually cheaper than paying for the electric bill of my mining rig. So ill spare my mining rig the devaluation and use it with another coin where its actually beneficial to mine.
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Re: [ANN] ArabianChain - DubaiCoin (DBIX) - Smart Contracts from Dubai to the World
by
RPS13
on 18/07/2017, 14:37:00 UTC
Recently joined miner here Smiley

It just wanted to pitch in this news i saw on coindesk:
Blockchain Startup ArabianChain Nets $817k from New Investor

And yes these ridiculous block times need to go down asap!
The algorithm they have chosen is totally incapable of dealing with the volatility in mining currently. Now i know they are supposed to be working on an improved algorithm, but it would be great if they could give this high priority!