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# remove old blockchain data (be very careful with that command!) # otherwise the node will restart again and you can not copy all directories successfully # only if you're using crontab to restart defid automatically: comment the corresponding line (add a "#" in front of it)

Blockchain wallet wiki archive#

# remove the snapshot archive to save space

Blockchain wallet wiki install#

# download the snapshot & unzip it (if needed install the unzip package first via your package manager like apt etc.)

# create a new temporary folder for the snapshot in the current user's home folder The following steps assume that defid was installed under ~/.defi and you're logged in with the user created to run defid -> adjust it in case your environment is different! Just replace the snapshot file with the current version from above. Take a drink and relax until it is finished. Defid is located within your apps installation directory.

If you already have a wallet from previous installation, you need to perform a "reindex" action by selecting the according option in the settings menu of the app OR you can start your local node headless on the command line with defid.exe -reindex.

Blockchain wallet wiki full#

OPTION 2 - Re-Index to get full transaction history back You can start DeFi app directly and you will see that starting block for sync is close to the last block.OPTION 1 - New wallet or transaction history is not important You will see, that removed directories been created again.Unzip the archive and check that it is not been asked to replace any existing files.Copy the downloaded blockchain archive to the DeFi Blockchain data directory.Mac OS: Delete all files and directories, excepting: wallets.Linux: Delete all files and directories, excepting: wallets.Windows: Select and delete all files and directories, excepting: wallets.We are still in the DeFi Blockchain data directory from step 1. Make a copy from the directory: wallets.Mac OS: /Users/%username%/Library/Application Support/DeFi/.Windows: C:\Users\%username%\AppData\Roaming\DeFi Blockchain.Locate the DeFi Blockchain data directory:.In case your DeFi app is running, please close it gracefully.Backup your walletīefore doing anything else, always take a backup from your wallet! It can be stored and installed locally, so that in case of issues, you can sync from that point on.Įxtract last line, it's the most recent snapshot. So, usage of a blockchain snapshot saves time and nerves not to verify each block again and again and again. You will start from a much closer block to the most recent one.

The app should now continue at the state of the last backup.Ī snapshot helps in cases of corrupted blocks not to re-index the blockchain again.

Copy the 3 folders from your backup to this folder.

Delete the following folders blocks enhancedcs chainstate.

Go to the folder with the blockchain data On Windows: C:\Users\%username%\AppData\Roaming\DeFi Blockchain On Mac: /Users/%username%/Library/Application Support/DeFi/ On Linux: ~/.defi.

Launch the DeFi app and make sure the app has started syncing.

More than 8 connections mean that incoming connections are also possible and exist.Ĭreate and use backup for blockchain data Problem descriptionĮnhancedcs blocks chainstate Restore backup Check your firewall or router to see whether your full node can be reached from the Internet via port 8555. If the number of connections is 8 or less, only outbound connections are active. ~/.defi/defid -reindex -daemon Monitor FullnodeĪfter the node is completely synchronized, check the number of connections with the command below.

Blockchain wallet wiki upgrade#

When you upgrade from a previous version, please reindex the whole blockchaindata defichain-2.3.0/bin/* ~/.defi Start Fullnode Ubuntu 16.04 is no longer supported with Version 1.7.0 and higher.įullnode Installation Ubuntu 18.04/20.04 Create SwapfileĮcho '/swapfile none swap sw 0 0' | sudo tee -a /etc/fstab

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100 GB free disk space (SSD recommended).Port forwarding enabled on router (Port 8555).To stabilize the network, it is possible to setup a Defichain Fullnode on a virtual or physical server with a fixed IP address.Ī Fullnode holds the whole blockchain without acting as a masternode (no Collateral required) and other Nodes and Wallets in the network can use it to synchronize.Įveryone in the community can help make the network more stable with a public Fullnode. 5 Create and use backup for blockchain data.