Linked Questions

38
votes
4answers
55k views

Where is the data folder for Bitcoin-Qt?

Where can I find the blockchain, wallet.dat, etc. on each of the operating systems Bitcoin-Qt supports?
13
votes
4answers
1k views

Is pruning transaction history implemented in Satoshi's bitcoin client?

The original bitcoin paper suggests a method to discard old transactions. One should compute the Merkle Tree of the entire transaction history, and store only part of the tree. However, I didn't ...
12
votes
4answers
2k views

Why does Bitcoin store all transaction inputs and outputs, instead of just an “account/balance” ledger?

From what I can tell, the Ethereum blockchain just stores accounts and balances - why did the original Bitcoin developers choose the method of storing all transactions for validation instead of just ...
12
votes
3answers
5k views

How explicitly can the blockchain be pruned?

How can the blockchain be pruned? If the blockchain is tamper-proof thus cannot be changed, how can the data be removed? Please be as explicit as possible.
7
votes
3answers
32k views

Where is the configuration file of Bitcoin-Qt kept?

I keep getting this error: EXCEPTION: N5boost16exception_detail10clone_implINS0_19error_info_injectorINS_15 program_options26invalid_config_file_syntaxEEEEE the options configuration file contains an ...
7
votes
2answers
1k views

Size of the blockchain after pruning

What is the size of the blockchain stored on a user harddrive after pruning has occurred?
6
votes
2answers
2k views

Do I need to keep all blocks when running Bitcoin Core?

Do I need to keep all blocks, from block 0 up to the current one, when running Bitcoin Core, either as a full node or not? Or can I just keep the more recent blocks to save space?
6
votes
1answer
336 views

Running bitcoin core in a low storage system

I have a machine with ~40GB in storage. The Bitcoin block chain is ~75GB in size, is there any chance to run bitcoind in my system? I mean, can I somehow skip downloading some part of the block chain? ...
6
votes
2answers
4k views

Is there a (potential) “Blockchain size problem”, and what solutions are available?

As more and more Bitcoin transactions are produced, the growth of the Blockchain may well, one day, become a problem for systems which want (need?) to store the whole blockchain. Storage usage Client ...
4
votes
1answer
2k views

Blockchain over 36GB and causing disk space issues

I want to install the bitcoind daemon on a computer with relatively little free space (about 35GB available). I thought that the blockchain was some 20 GB in size and figured that would be no problem, ...
3
votes
0answers
142 views

Does anyone know how to enable “Massively Reduced Disk Usage for Wallets” feature in Bitcoin Core 0.12.0? [duplicate]

Based on the release note https://bitcoincore.org/en/2016/02/23/release-0.12.0/. Users will be able to run a full node while only storing around 2GB of data. What should I do to enable this feature ...
2
votes
1answer
85 views

Do I spare 80Gb to only keep the blockchain and do I need it to be always present?

I am new to Bitcoin, reading a book and just downloaded a client. On site I read the note that I would need about 65-80gb to keep the whole history of transactions. What happens when it downloads the ...
2
votes
2answers
712 views

Any methods or tech to reduce the size of blockchain?

Are there any techs/methods applied or going to be applied on the bitcoin network to reduce the size of blockchain. It is really a burden for peroson to run a full-node especially on vps. Or what ...
2
votes
1answer
16k views

Mining without pool where does the bitcoin/reward go if successful?

I was wondering 2 things: How to set up cgminer to mine without a pool? If if I am successful solving the block how do I claim it / send to my Bitcoin wallet? I don't have a huge 'rig'. I know you ...
2
votes
1answer
343 views

Will old accepted blocks ever be removed?

Or are they kept forever such that the chain from the Generation Block will always remain verifiable?

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