Linked Questions

1 vote
2 answers
324 views

Bitcoin URGENTLY Need Blocks Files - Download them from some Website [duplicate]

I have been doing this synchronization procedure (first time) in bitcoin-qt for over 85 hours and it only came to 31 Weeks Behind. Withdrawed from localbitcoins like 95 hours ago and obviously this ...
puppy's user avatar
  • 21
2 votes
0 answers
106 views

Install a pre-synchronized blockchain [duplicate]

Possible Duplicate: Can I download the whole block chain from somewhere? My Bitcoin client has been "synchronizing" for a really ridiculously long time making the computer leggy. According to ...
Celeritas's user avatar
  • 879
47 votes
6 answers
24k views

Why is downloading blocks taking longer and longer?

First off, this really needs to get fixed. I'm downloading blocks for at least 8 hours now, and it's still not done. I know the problem of having to download the entire block chain is being worked on, ...
Luc's user avatar
  • 688
17 votes
4 answers
29k views

What happened to the bootstrap.dat provided by bitcoin.org?

I could download a bootstrap.dat.torrent from bitcoin.org before, but it is no longer available. Does bitcoin.org still maintain it? Is there another source for downloading a bootstrap.dat? I am ...
ZhouQi's user avatar
  • 273
16 votes
5 answers
10k views

What Bitcoin-esque alternatives are there? [closed]

I'm seeing lots of bitcoin-esque alternatives mentioned here. What alternatives exist and how do they differ from Bitcoins?
billpg's user avatar
  • 2,030
5 votes
5 answers
21k views

My client stopped synchronizing, how can I access my wallet?

My wallet has been stuck synchronizing for 21 days, my transfer is in the block chain but I can't get it to sync with my wallet. I've closed firewalls, uninstalled and reinstalled QT with back up and ...
Glenn's user avatar
  • 51
11 votes
3 answers
6k views

Bitcoin client won't connect to the network

I installed Bitcoin QT yesterday and it was very slow to connect to the network. It didn't actually get there for over an hour. Today I opened it again and it won't connect to the network at all. Any ...
nina's user avatar
  • 111
8 votes
4 answers
3k views

importing all blkXXXXXX.dat

I've moved my bitcoind process to a new server, I made a backup of my .bitcoin folder (I'm using linux). I would really like to avoid downloading the whole blockchain again. What's the right way to ...
Dan's user avatar
  • 183
4 votes
3 answers
1k views

Limit size of data files

As the mere size of the constantly changing data file tampers with my backup concept, I would like to ask if there is a way to split this file into many smaller pieces. I have no problem with the size ...
glglgl's user avatar
  • 143
3 votes
2 answers
2k views

Best way to update an outdated blockchain

I have a relatively slow computer and a slow internet connection. For this reason, I only open the bitcoin client when I really have to (because it uses a whole lot of bandwidth and CPU to download ...
please delete me's user avatar
4 votes
2 answers
2k views

Download blocks in blk00000.dat format from a specific period

For study purposes, I would like to download blocks from a specific period, i.e. January 2017 - June 2017, in blk.dat format (blk00000.dat, blk*.dat). I downloaded blockchain.core but it makes me ...
Eugenio Cortesi's user avatar
3 votes
4 answers
760 views

Would bitcoin be destroyed if a wealthy organization obtained a CPU majority for a sustained period?

Inspired by this question ("Could bitcoin be destroyed by an entity cornering the market?") and the top comment on this answer to this question ("How much would it cost to execute a 51% attack?"). ...
Cory Klein's user avatar
3 votes
1 answer
3k views

Synchronising official bitcoin wallet for the first time; at 95% started going backwards

I.E. 9900 blocks remaining, 9904 blocks remaining and the total percent synced is decreasing. Is this normal behaviour? I'm on a mobile broadband connection but http connections are working just fine. ...
satoshiisprettycool's user avatar
3 votes
1 answer
248 views

Are there ready-to-use indexed bitcoind data files available somewhere?

I tried bootstrapping bitcoind, but it's slowly downloading and downloading. I tried putting these files first, but it is still downloading something a bit, stays 100% CPU, iowaits, fills up the ...
Vi0's user avatar
  • 161