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5
votes
1answer
24 views

Correlation of number of (non mining) full nodes to internet bandwidth

Are there any correlation studies showing the number of (non mining) full nodes per country (total or per/capita) compared to average internet connection speeds? I know there are great differences ...
9
votes
1answer
82 views

How many more transactions per second will be possible with SegWit?

On a percentage basis compared to the current theoretical limit how many more transactions per second will be possible after SegWit? Will the answer to number 1 scale linearly with block size ...
3
votes
1answer
109 views

Monitor bitcoind node traffic?

I was wondering how I would go about measuring the traffic being used on my network for the bitcoind node I am running. It's running on the standard 8333 port, using linux as the OS. I was looking ...
1
vote
1answer
103 views

How to calculate signature generation, signature verification, transaction verification speed?

I read this post on Bitcoin Scalability. As far as I understand sequence of steps in Bitcoin, simplified version of performing transaction should be following: On Sender's side: Create transaction ...
3
votes
3answers
325 views

Could Bitcoins (or any other blockchain based cryptocurrency) feasibly ever be used for purchases that need to go through fast?

Today, one of the problems with cryptocurrencies like Bitcoin is that it takes quite some time for a transfer to go through and enough confirmations to take place. This really isn't a problem when it ...
2
votes
1answer
441 views

What does UpdateTip mean?

Example the debug log: 2014-06-27 12:59:10 UpdateTip: new best=00000000000000002a03b175f183c3bbc440f5c2a171e958bfd504582f711f70 height=308004 log2_work=79.405055 tx=41447698 date=2014-06-27 00:04:...
1
vote
2answers
5k views

How fast does a processor have to be to mine bitcoins

I have a MacBook Air running 10.7(Lion) with an Intel Core i5 processor I want to try to mine bitcoins for fun. I understand that I alone will probably not be able to get any bitcoins from mining so ...
0
votes
2answers
74 views

Receive bitcoin before block downloading is finished [duplicate]

here's the story: I've downloaded Bitcoin v0.8.5-beta and bought myself some bitcoins before the block downloading was finished. Now the downloading is still not finished (3 days and counting): 250k ...
2
votes
1answer
165 views

Is declining number of peers (hosts) threatening the network?

I found out here that the number of total network hosts basically went down to 1/3 during the last year. Does this mean the network is less secure because fewer people run it despite the total hashing ...
4
votes
2answers
9k views

Why did my Coinbase transaction take 4.5 hours to get in a block?

Why did this transaction take so long to be put in a block? I initiated a 7 BTC transfer at 6:13 PM Eastern Time from Coinbase to an external address in an over the counter transaction today. It was ...
-1
votes
1answer
184 views

What modification of the proof of work algorithm will speed up confirmations as the network hashrate increases? [duplicate]

From my observations of the BitCoin network, the increase in overall network hashrate does not seem to improve the network in any way other than to make an attack more difficult. I was wondering ...
5
votes
1answer
261 views

Understanding speed vs. fees on various wallets, esp. Instawallet and original client

The Bitcoin Wiki don't say much about fees, more precisely if you have a choice between speed vs. fees (pay more, deliver faster). In fact, I don't yet even have a clue how fast are bitcoin ...
10
votes
1answer
1k views

Why does merely having Windows Media Player open double my GPU hashrate?

I'm using poclbm to mine under Windows... processor is an AMD A6-3400M with integrated Radeon HD 6250G GPU. When Windows Media Player is closed, I get a rate of 16 megahashes/second, but when it is ...
5
votes
2answers
603 views

Miner speed conversion

What is the exact ratio one would use to convert Miner speed from Hashes per second to Shares per second, assuming Difficulty 1 shares?