Questions tagged [private-blockchain]

Private blockchains are not available for the public and are maintained/secured by a cluster of trusted nodes. These kind of blockchains are useful when dealing with sensitive information.

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Ethereum Pending Transaction

I am trying to send 2 transactions. eth.sendTransaction({from: eth.accounts[0], to: eth.accounts[1], value: web3.toWei(5, "ether")}) eth.sendTransaction({from: eth.accounts[0], to: eth....
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change gasLimit parameter into the genesis.json file on azure priavte blockchain

I am trying to deploy a smart contract to an azure blockchain. The contract is deployed without errors but i can't submit transaction to the blockchain through this contract. I guess this is an issue ...
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Bug? Config error? geth error: admin.addPeer is unsuccessful

I am trying to get a few nodes to talk to each other over a private network - two Parity and then add in one geth. Two of them talk just fine, but their enodes are in the chain spec file (Parity.) ...
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How increase mining speed in AWS instance?

I have setup a private blockchain in AWS micro instance using go-ethereum. In that when I start the mining process it was taking nearly 2-3 hours to mine a new block.Whereas on my local machine it was ...
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592 views

pending transaction blocked on a local private node

Geth v1.6.1-stable on linux i have initialized my data localy with : geth --datadir "data" init "genesis.json" then i run geth to launch local node with very low gasPrice geth --datadir "data" --...
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Modify number of confirmations

By default there are 24 confirmations but I am running a testnet with just 3 miners and I would like to change this number bucause it makes not sense to have 24. I have been checking ...
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Transactions confirmation

I am using geth --dev --ipcpath ~/.ethereum/geth.ipc --minerthreads=5 console to run privatenet. So i use Etherium wallet to interact with it. The problem is that i need to do some transfer ...
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Get deployed contract details from Private network in all connected Peers

I have created one Ethereum private network and added two nodes inside that n/w. I have migrate one contract using truffle in that n/w from one node. Now I want to access that contract inside ...
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Ethereum private network get initiated on 127.0.0.1:8545 and not on my specified ip and port

I am creating a private blockchain network for testing by doing all the initial steps like creating genesis block and data folder etc. Here are some initial commands I have used geth --datadir "./...
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795 views

Ethereum Mist connect with local private network

System information Mist Version : 0.9.3 Geth Version: 1.7.3-stable Git Commit: 4bb3c89d44e372e6a9ab85a8be0c9345265c763a Operating System: linux Expected behaviour Connect Mist with local private ...
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How can we use private chain token in public chain?

I'm software engineer in japan. now, I'm trying to create a dapp by using private chain like kaleid, then will create token in private chain. In the future, I'd like our token to be listed to ...

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