Questions tagged [bitcoind]
bitcoind is the command-line software for Bitcoin Core. It stands for "Bitcoin Daemon" where a daemon is any computer process which runs in the background ("service" in Windows terminology).
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Bitcoin Core Node Stops Continuously
I've recently setup a Raspberry Pi 4 to run as a Bitcoin Core node. I've noticed that after starting Bitcoin Core is shuts down after a short period of time. My first thought was that the Pi was going ...
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Can't to send btc with bitcoin-cli
I sent transaction with bitcoin-cli:
bitcoin-cli sendtoaddress tb1q3qlv7k648hec866a0x395hq0h3sqcg2lrq5r0k 0.001
As an answer I've got transaction Id.
But it still has no confirmation (a few hours).
...
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Having issues when starting Lnd. Lncli create command provides no output
I have lnd running on MacOs (m2 machine) with Bitcoind as a back end. Bitcoin is in my external SSD drive.
When I start Lnd, I am able to get to the lncli create option, but the lmcli create command ...
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Listunspent does not return all utxos [duplicate]
I am using Bitcoin Core to get all UTXOs for watchonly imported addresses. The strategy is the following:
I load a new wallet
await client.execute("loadwallet", ["testwallet"])
I ...
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P2WSH Bitcoin Core Witness Script Empty Error
I am trying to spend a P2WSH output. Here are the steps I have taken:
I have created a P2WSH output via bitcoin-cli. These are the details of the P2WSH output:
Type
V0_P2WSH
scriptPubKey (asm)
OP_0 ...
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How to buy BTC with a non custodial wallet directly?
I apologize if this question does not make sense.
But please correct me if I'm incorrect.
If someone has a US Bank with a positive balance and has created a wallet using the bitcoin core "bitcoin-...
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bitcoind still running after 'bitcoin-cli stop'
I'm running Debian 11, all updates installed. 12gb RAM, massive internal SSD for storage.
$ /usr/local/bin/bitcoin-25.0/bin/bitcoin-cli stop has worked well shutting down bitcoind on my computer until ...
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Why is hosting a public bitcoind RPC node not more popular?
Seems like it would be a great way to expand the usability of Bitcoin, i.e. tell your friends to send their transactions to your node when they are not at home and then their client software only ...
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How to replicated the 256 MiB memory "Bare Minimum" setup of `bitcoind` from bitcoin.org
I was interested in using a Raspberry Pi Zero W to run the claimed "Bare Minimum (With Custom Settings)" install of bitcoind on either Gentoo or Linux From Scratch. It was suggested that it ...
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It necessary to stop bitcoind when I shutdown Linux server? It will stop safely by it own?
I run bitcoind on mini pc using Debian as headless server -auto run by cron and without connect monitor-. Normally when I want shutdown, I do "bitcoin-cli stop" then "shutdown now"....
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Where does Bitcoin Core implement announcement of blocks optionally by `cmpctblock` or `inv` messages?
In BIP152 implementation note
Nodes MAY impose additional requirements on when they announce new
blocks by sending cmpctblock messages. For example, nodes with limited
outbound bandwidth MAY choose ...
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Bitcoin node : importprivkey does not import all getnewaddress previously created
I have a problem with my bitcoin wallet recovery process.
I have a wallet with thousand of address attached created with RPC method 'getnewaddress'.
I would like to have a recovery process for this ...
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More detailed historical trx info (fee, sat per byte, transferred value in trx, from, to) from electrumx server?
I run bitcoin full node and Electrumx server over it for getting historical data.
The methods that I frequently used were "blockchain.scripthash.get_history" and "blockchain.transaction....
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How to remove a tx from local node mempool that's been removed from all other node
I'm running a fullnode with electrumx on top for indexing. I've noticed that sometimes, due to low fee, a tx gets dropped from mempool after some hours/days. However, it stays for longer periods in my ...
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Is versionbit 28 on testnet something that can be disregarded?
My testnet node is displaying a value in the getblockchaininfo warnings field related to versionbit 28, which I see referenced in various threads going back years.
The angles I'm trying to address are:...
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What is the best way to restart bitcoind after a bitcoin.conf change (Ubuntu 23.10)
I'm curious about the recommended way to restart a systemd service after a configuration change or if there is any particular issue with running sudo service bitcoin restart to have the config change ...
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Can I safely share my bitcoind instance for separate LND instances of different users?
Currently I have my own full bitcoind node running on a VPS and an LND instance connecting to it and working fine.
However I am thinking, what if I share access to my bitcoind node to some other users ...
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NodeJS code to deobfuscate chainstate data
I am currently working on a Blockchain trading platform for a company and I want to have all the unspent output saved to a local database by reading the contents of chainstate folder but I couldn't ...
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Bitcoin-cli keeps crashing around block 810180 and will always restart at block 809941
So I'm downloading and syncing the blockchain using bitcoin core. Whenever it teaches block 810810, the terminal will just close by itself and then I restart the node, it will start syncing from block ...
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How to get block height from CTransactionRef object in Bitcoin C++ code?
I'm working with the Bitcoin core code. I have a CTransactionRef object and I'm trying to determine what the block height of the block containing the transaction is. What would be the most efficient ...
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Understanding Bitcoin Blockchain Storage and the Usage of Merkle Trees [closed]
I'm currently learning about the Bitcoin blockchain.
I've come across the concept of Merkle trees in the context of Bitcoin. I understand that Merkle trees are used to verify the integrity of the data,...
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bitcoin-cli getrawtransaction not working as expected?
So I'm trying to set up a full bitcoin node. I compiled bitcoin core fine and I created a config file. I want to download the entire history of the blockchain, so I created a bitcoin.conf file in my ./...
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How should I be using rpcbind and rpcallowip (bitcoin.conf)
I have been very confused on how to use the rpcbind and rpcallowip arguments for bitcoind. I have a bitcoin core node running on a raspberrypi and I want it to accept json-rpc calls from one of my ...
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Transaction in local mempool not broadcasted further
I created a bitcoin transaction from lnd (lncli sendcoins), and it seems to be created successfully and I can see it in my local bitcoind mempool:
bitcoin-cli getmempoolentry abdctxid {
"vsize&...
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Bitcoin Mainnet Initialization Crash
I am trying to initialize a fully functional working mainnet node. The initial download with
bitcoind works fine until the cache reaches around 600MiB. After which it crashes. The entire 600MiB is ...
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Is it possible to run Bitcoin Core (GUI) at the same time as bitcoind?
I'm in a very frustrating situation. I used to run Bitcoin Core on Windows, without these problems, but ever since I switched to Linux (XFCE), and I of course have Bitcoin Core (GUI) starting ...
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Why do I get incorrect password error when running bitcoind?
2023-07-24T19:29:18Z ThreadRPCServer incorrect password attempt from 127.0.0.1:34976
2023-07-24T19:29:18Z ThreadRPCServer incorrect password attempt from 127.0.0.1:34992
2023-07-24T19:29:23Z ...
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Error: Unable to start HTTP server. See debug log for details
I have been looking around quite a bit about ways to solve this error and none of them have worked. To give some context, I am running a full node on a raspberry pi and everything is working just fine ...
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Light client portability to WASM to run in the browser
Are there any projects out there that have ported a bitcoin client to wasm so you can run it in the browser?
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timeout on transient error: Could not connect to the server 127.0.0.1:8332
I finished installing Bitcoin on a raspberry pi a couple days ago and have a problem. Everything worked fine yesterday (I was able to run bitcoin-cli commands just fine) but now whenever I run "...
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Bitcoin Payment Processing
I'm currently attempting to create a website where Bitcoin Core is used as a payment processor.
I initially planned on making the user input a xpub, but after seeing issues like gap limit on Exodus, I ...
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Bitcoind.service can't start on mounted drive
I'm a developer and I try to install bitcoin-core 25.0 on ubuntu 22.04 on a mounted drive; as long as I run the command bitcoind -daemon as a root, everything is fine and I'm able to write some blocks ...
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Is there a way to schedule bandwidth-intensive functions of bitcoind?
Some Internet service providers have different pricing at different hours. Is it possible to limit some functions of bitcoind to specific time ranges? ...especially initial block download (IBD) and/or ...
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How to get mempool tx ordered by sat/vbyte
I want to get the mempool data ordered by sat/vbyte to understand which transaction will be confirmed.
In order to get the mempool txs I use: "bitcoin-cli getrawmempool" in command prompt. ...
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How can I tell if bitcoind is done reindexing?
I started reindexing yesterday and I've read around online. Some people claim it only takes a few hours, others say it takes a few days. How can I verify when it is done?
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How to increase fee of existing transaction with bitcoin-cli
I have broadcast a trasnaction from my bitcoincli wallet using this command:
./bitcoin-cli sendtoaddress ADDRESSGOESHERE 0.1
The problem is, it has set the fee to a very low amount by default.
After ...
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ZMQ hashblock doesn't work
I'm running a full node,
bitcoind .. -zmqpubhashblock=tcp://0.0.0.0:3001 -zmqpubrawtx=tcp://0.0.0.0:3001
rawtx events work great, but not getting any hashblock ones.
Node is fully synced, I can see ...
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bitcoind keeps crashing / using up all resources
I have a 12 vcpu 24 gb ram vps server running bitcoin core and the daemon will sometimes randomly crash or it will sometimes take up all of the 24gb of ram. Just trying to stop the daemon using the ...
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Rolling forward [hash-of-the-block]
can somebody explain me what's the meaning of a Rolling forward after a reindex of the chain in the log of bitcoind?
Thanks in advance
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Bitcoind python connection
I'm trying to connect to bitcoind with python3. I'm currently following the instructions of Antonopolous book.
This is my code on an IDE:
from bitcoin.rpc import RawProxy
p = RawProxy()
info = p....
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How can I change the bitcoin core version within an already installed blockchain?
I want to change the version in the corresponding
directory with git tag and git checkout vx.y.z.
But when I type git tag there's no output.
How can I change the version without installing the ...
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Bitcoin Core v23 using more inputs than necessary costing more fees
Bitcoin core v23 has been handling input selection just fine until the feeRate (in kvb) was set to "0.0005". It began aggressively consolidating inputs costing me more in paying for ...
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Testing pruning logic with bitcoind
I'd like to test pruning logic using bitcoind in regtest mode, however, given the nature of regtest, blocks are rather empty (if not fully). Is there any way of easily generating full blocks so the ...
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weird block check after a reindex
is it normal that after a reindex the block check restarts strangely fast up to a certain point? My node was already synced.
The GIF is not speeded up. It's the real speed of the sync...
Thanks in ...
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New resync after a complete reindex
After an error with LevelDB (corrupted) I did a reindex and after that bitcoind automatically start a new synchronization. This seems much faster some times, it started from genesis and in 1 hour it ...
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bitcoind performance issues
I am struggling with poor performance of Bitcoin Core full node, which is used as a hot wallet.
There are similar questions already but without an answer or solution
Bitcoind Performance for ...
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LevelDB error after power outage
After a power outage, starting bitcoind I recieved this errors (circled in the image). Reading online some users suggest to do a reindex and i did it but after 11 hours my node isn't reindex yet... ...
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Mainnet node sync really slowly with 12 tb seagate external hdd says data rate is 6gb/s
Hi my node is syncing really slowly I have the datadir in an external hard drive connected through usb. Says the data rate for this seagate 12TB is 6Gb/s but the syncing is slow in comparison to when ...
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How can I create a simple P2SH transaction in regtest?
I'm running bitcoind in the regtest mode on my computer. I need at least one transaction that spends a P2SH output in my local blockchain. Is there a way to create a P2SH transaction using bitcoin-cli?...
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Failed to connect with gRPC to remote LND: failed to connect to all addresses unavailable
I want to connect to my LND running on a raspberry pi linux from my macOS with gRPC. On the raspberry pi is also a bitcoin full node running bitcoind regtest. I used this tutorial: https://github.com/...
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