Questions tagged [linux]

Questions about crypto-currencies and the Linux operating system, including mining and transferring Bitcoins on Linux.

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My Bitcoin-QT directories are empty? (Ubuntu)

According to Bitcoin-QT (I am using the snap store version) my Datadir is /home/(username)/snap/bitcoin-core/common/.bitcoin and my Blocksdir is home/(username)/snap/bitcoin-core/common/.bitcoin/...
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Shell Script - Block Sequence check and add missing block

I am trying to scan blocks lets say from 1 to 10. lets say (3,1,4,8,2,7,9,10) min block = 1 , max block = 10 expected sequence = 1 to 10 missing blocks= 5,6 I need a shell script that is going to pick ...
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How to run Bitcoin Core and what folders to move to my second VM after having it successfully running on my first VM?

I've Bitcoin Core v22.0 running smoothly on my first VM. Now I want to have Bitcoin Core up and running on my second VM but without syncing the blockchain from scratch as I did with the first VM to ...
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2 answers
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How to manually throttle CPU to make computer run cooler?

I am experimenting with Bitcoin initial block downloads. One of my tests is running on a ThinkPad X1 Yoga and computer is getting pretty hot. It it possible to manually throttle CPU to make computer ...
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why does my raspberry pi 400 keep freezing while trying to run bitcoin core?

why does my raspberry pi 400 keep freezing while trying to run bitcoin core? how can i avoid this from happening? initial download is fine but then after a few hours it just freezes. I have rebooted ...
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managing wallet from ubuntu/linux

the whole point of cryptocurrency is to be decentralized, so I would like to manage a wallet from my computer (ubuntu 20.04) without relying on a provider (e.g. binance). I would like to use my wallet ...
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How to create and share a QR code for an Electrum wallet Bitcoin address? [duplicate]

To confirm, this address: is converted to a QR code with: qrencode -o wallet.png '1F63UTxXHi7Cff4aDFdMGzgLt1CKuHpRot' so that the wallet.png can be shared as address where Bitcoin can be sent to?
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408 views

SatoshiLabs 2021 Signing Key" [unknown] gpg: WARNING: This key is not certified with a trusted signature!

These are the steps I took: open https://suite.trezor.io/ download the 3 files: Desktop app, signature and signing key follow the instructions https://wiki.trezor.io/Apps:Trezor_Suite#How_to_run, ...
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Umbrel stuck when using symbolic links to bitcoin blockchain data

I tried to make Umbrel run on Ubuntu 20.04 with the bitcoin core beeing preinstalled and synced. I made it run on two harddrives. First one is an SSD where the system runs on and second one is an HDD ...
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bitcoincore with linux (tgz) or arm linux

I am running a node on a raspberry pi 4 model B 8gb with linux as os, should I update bitcoincore with linux (tgz) or arm linux.
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How to load Bitcoin-qt using blockchain directory already existing on a hard drive?

I've had issues with downloading the blockchain using windows/mac. For some reason, it would eventually cause an issue whilst downloading and cause me to have to start again. Instead, I have been ...
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Why .bitcoin is at /root in Arch/Manjaro Linux?

I've installed bitcoin-core and downloaded the blockchain in Ubuntu. Now that I have switched to Manjaro Linux and installed bitcoin-core again, It creates the .bitcoin directory in /root/.bitcoin/ ...
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Running bitcoin-qt as client

I want to configure bitcoin-qt to work as a 'client' for parallel bitcoind server (the same way as bitcoin-cli), but I don't see any relevant configuration options. In my PC bitcoind has folowing ...
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How to use Bitcoin Core as a wallet without leaving no traces that used the wallet?

is it possible to open a wallet file, do transactions and anything you need, then backup the file inside a veracrypt container, move this file elsewhere outside of the drive running the full node and ...
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Does Bitcoin Core install well in PureOS following this tutorial?

I would like to install Bitcoin Core in PureOS distro. I was going to follow this tutorial: https://www.youtube.com/watch?v=lmMVoBgIzNc Will this work or do I need to take additional steps, like ...
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I can't start bitcoind on Raspberry Pi. Why do I need settings.json.tmp when I didn't need it before?

I've reset my raspberry pi because after configuring Samba, bitcoind started downloading the blockchain much slower. Removing Samba didn't return it to the original speeds so I figured starting with a ...
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Why can't I minimize to tray when I launch Bitcoin on startup?

If I set Bitcoin Core to start on system login, the option to "Hide tray icon" and "Minimize to tray" become disabled. On my system (Pop_OS!) This causes bitcoin-qt to be neither ...
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1 answer
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Why does the first bitcoin client only supported windows

Starting from version 0.1.0 up to 0.1.5 the bitcoin software could be run only on only Windows 2000 / Windows NT and Windows XP Was there a technical reason from Satoshi for this choice of operating ...
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What possible explanation could there be that Bitcoin Core on Linux Mint claims to but does not save the wallet backups?

Linux Mint. Bitcoin Core 0.21.0. I go to "File" and "Backup wallet", then select any location. I've tried with /home/a and /tmp and others. Every time, Bitcoin Core says that the ...
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Getting "N5boost10filesystem16filesystem_errorE" error when running bitcoin-cli

Backstory I'm running Bitcoin Core 0.20.1 on a Raspberry Pi 4 (running Raspberry Pi OS standard). It's just a standard install of Bitcoin Core, I built from source and installed into /home/pi/.bitcoin ...
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1 answer
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Depends: libgcc-s1 (>=3.0) but it is not installable (Bitcoind wallet dependency problem on Debian)

On Debian I successfully compiled .bitcoind without a wallet, but now I need the wallet. ./configure tells me I need Berkeley CXX headers. Searching for how to do this on Debian brings up a bunch of ...
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2 answers
203 views

Is 3D acceleration needed for GPU mining

I'm new to the mining world and want to start with a typical mining motherboard + GPUs rig setup. I plan to use a 100% FLOSS, GNU/Linux based, operating system (Parabola, from which I'm a dev). The ...
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1 vote
1 answer
202 views

Problem with the first Initialization of my LN node, dial tcp my-external-ip:9735: connect: connection timed out

Background I was following 402 Payment Required's LN video and everything was good until the moment of the first Initialization of my LN node. I got an error: dial tcp my-external-ip:9735: connect: ...
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11 votes
1 answer
2k views

How do you make the unicode Bitcoin symbol show correctly in text on Linux?

The Bitcoin symbol was added to the Unicode standard as ₿ (U+20BF). This shows up as a placeholder (empty box) in texts for me. What do you have to do so it will be shown in text, e.g. in the browser?
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2 votes
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How to upgrade Bitcoin Core from 0.18 to 0.20 on Ubuntu 18.04?

I've installed Bitcoin Core on Ubuntu 18.04 (CLI). Now, the version 0.20 of Bitcoin Core is released and I want to upgrade my server to it, but it seems the new version is not included in PPA yet. May ...
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1 answer
76 views

Why is there currently no bitcoin package in Debian?

Why is the bitcoin package currently not in Debian? And how to help get it back in there? It'd make it a lot easier for more people to run a full node with this. https://tracker.debian.org/pkg/...
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2 answers
453 views

Installing Bitcoin Core On Raspbian with apt-get

Is it possible to install Bitcoin Core on Raspbian OS with just apt-get? I tried adding the Bitcoin repo using: sudo add-apt-repository ppa:bitcoin/bitcoin and I get: sudo add-apt-repository ppa:...
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3 votes
1 answer
1k views

How to resolve Bitcoin Daemon Warning of last 100 blocks have unexpected version message?

When I run my bitcoin daemon on ubuntu I get the follow warning message. How do I resolve this? And I just pruned my blockchain to 5gb if that affects anything. progress=1.000000 cache=40.4MiB(...
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159 views

How to Generate an Extended Private Key from Command Line?

I'm trying to create an extended private key so I can create multiple public addresses that can be controlled using a single master key. I have a library which handles most of what I need, but I need ...
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3 answers
8k views

How to install bitcoind (Bitcoin Core) on Ubuntu?

I want to install a command line-only full node bitcoind on a mini PC with 4GB RAM and Ubuntu. What are the steps to do it and how can I check if it works?
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3 votes
3 answers
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How to install Berkeley DB 4.8 on Linux?

The Unix build notes do not show how to install version 4.8 apart from saying BerkeleyDB is required for the wallet. Ubuntu and Debian have their own libdb-dev and libdb++-dev packages, but ...
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3 votes
1 answer
429 views

Running multiple bitcoin instances on same server system

I wish to run multiple instances of bitcoind on my server to support highly read intensive RPC applications. Following links: how to run multiple bitcoind node on one server? Running Multiple Full ...
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1 answer
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GREP help: Bitcoin address/key buried as text somewhere on hdd

So in a drunken moment of genius I had forgotten about, I bought some bitcoin way back. And I buried the address and key in some file... I was being tricky lol. That likely also led me to abandon a ...
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2 votes
2 answers
4k views

Can't reach remote bitcoin rpc server

I got vps with ubuntu 18.04 with ssh access and bitoind set up on it. This is my bitcoin.conf file: testnet=1 prune=35840 maxconnections=12 muxuploadtarget=20 daemon=1 server=1 rpcclienttimeout=5000 ...
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1 vote
0 answers
604 views

How to use bitcoin on Debian?

I want to use bitcoin in Debian. I want to be able to receive BTC and make payments in BTC. I want to keep my wallet locally, on my computer. I want a light client, I don't want to download the ...
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2 votes
2 answers
620 views

How to complete install of bitcoin-0.17.1 on linux (fedora 29)

So I downloaded and unzipped bitcoin core. I now have bitcoin-0.17.1 sitting in my home directory . What next? How do I install and run this? (Obviously I am a newb, help much appreciated.)
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1 vote
1 answer
108 views

Where is the downloaded Ardor blockchain stored on windows and linux?

Where can one find the location of the Ardor blockchain on Windows and Linux?
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1 answer
40 views

Entropy gathering from already generated bitcoin keys? [closed]

Say someone has generated n bitcoins. Now, these are from very good entropy. When regenerating new keys, would it be a good idea to take the keys for entropy improvement? On the one hand, the entropy ...
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1 answer
40 views

Mining on Linux with an USB hard-deive [closed]

I want to mine with my AMD gpu. However I don't want to install the amd sdk on my daily driver operating system because that too much dependencies and external debs for me. I have the idea to install ...
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1 vote
0 answers
81 views

Ubuntu Bitcoin Core Node Upgrade - Keeps starting v0.16.0

I have done this: sudo add-apt-repository ppa:bitcoin/bitcoin sudo apt-get update sudo apt-get install bitcoin-qt But whenever I start bitcoin-qt from my console, it starts up 0.16.0. How can I fix ...
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753 views

free up space by deleting blocks

I've run into an issue where a bitcoin partition reached 100%. I created a new partition and try to move the whole Bitcoin directory over, but I seem to be handicapped by "no space left on device" ...
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1 vote
1 answer
91 views

How to move sync's data to another partition after run Bitcoind for a while?

I have download a new bitcoin package from official site. And then I ran it with daemon mode also with default configuration (Default means not bitcoin.conf file was created in ~/.bitcoin/.bitcoin....
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0 votes
1 answer
2k views

What is the right way to restart bitcoind if it crashes?

I am very new to this and apologies if it has been asked before but I can't seem to find a clear answer after looking extensively. I am trying to run a full node. I started bitcoind -daemon and ...
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2 answers
8k views

Alternative to Nicehash Miner for Linux

I have a high performance Desktop computer with a powerful NVIDIA GPU available. I wonder if there is some software similar to NiceHash Miner which I can install in Linux to make some little cash ...
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1 answer
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WSL PATH command help

Following these intr: https://github.com/bitcoin/bitcoin/blob/master/doc/build-windows.md I have retrieved a git for a crypto. But I am hung up on the step where I add the PATH command. Per the instr: ...
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1 vote
1 answer
2k views

Command line bitcoin cash wallet for linux?

Is there a good command line Bitcoin cash wallet for linux available?
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28 views

Is there a way to point bitcoin-qt from inside linux to the blockchain i downloaded in windows?

I duel boot and would like to point linux to the blockchain i downloaded in windows rather than download it again.
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1 vote
1 answer
327 views

Does the OS make a difference for mining?

I would like to know whether it makes a difference to mine on Windows, on macOS or on Linux? Performancewise? Is there a big difference in the quantity of software tools available to mine? Are ...
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0 votes
1 answer
571 views

Is it necessary to mount an external hard disk to save blockchain to external hard disk on Raspberry PI?

I have a Raspberry Pi 3. I'm running bitcoind for the first time and would like to save the blockchain to an external hard disk. When I run bitcoind -datadir=/media/pi/FreeAgent\ GoFlex\Drive I ...
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2 answers
267 views

bitcoind sync is utilising very little CPU and bandwidth and is very slow

Is there a way to increase the sync speed. It's running in single thread on raspberrypi connected with USB HDD. top top - 13:58:12 up 32 min, 2 users, load average: 2.64, 1.74, 0.80 Tasks: 138 ...
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