Questions tagged [openethereum]

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What is the expected daily egress traffic from full Testnet node

I have a full testnet node running on GCP with Parity. After about a week of having it fully synced, the egress traffic from the server spiked substantially and started sending out 250GB per day to ...
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1answer
46 views

Parity proof of authority aura, how to detect misbehaviour?

I'm having trouble finding the answer looking at the Parity POA aura examples, the documentation on Parity Validator Sets, plus the Kovan validator set contract solidity source code. I see that you ...
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1answer
112 views

Parity warp sync doesn't return event logs

Our Dapp uses events as a form of storage. For connection to blockchain we use local Parity node. A couple of days ago I needed to resync it after the server failure. After the resync all methods ...
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Using a full archival node like Parity or Geth, how to query which is the last transaction which changed the value of a particular storage address

I tried various third party services like Infura, and there support all told me that this was unsupported and that I would have to run my own Parity full archival node for this. But even if I would ...
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1answer
46 views

Oraclize parity error

I have a contract in Remix which runs perfectly on the Ethereum Ropsten Test net. I now want to deploy the contractin the main ethereum net using parity. When I click to deploy the contract in parity ...
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Can't unlock account with geth attached to parity on classic chain

I run parity 2.7.2 on Ubuntu with --jsonrpc-apis=all on the classic chain: #> parity --chain classic --light --jsonrpc-apis=all 2020-08-05 15:20:15 Starting Parity-Ethereum/v2.7.2-stable-2662d19-...
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1answer
227 views

Uncle blocks in Parity PoA blockchain

As I know that there is no competition for mining new blocks in POA blockchain as each node mines new block at its given time slot. I have a parity PoA blockchain setup with 5 nodes. While examining ...
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the best way to monitor my own account transactions in openethereum

Please I want to know if I subscribe to pendingTransactions with web3 will it monitor and send notifications of accounts pending Transactions only or all pending transactions on Ethereum network. my ...
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1answer
170 views

Is it possible that Ganache can handle a private key without an “0x” prefix, but Parity cannot?

I am trying to sign and send a transaction as follows: let signedTx = await web3.eth.accounts.signTransaction(options, PRIVATE_KEY); let txReceipt = await web3.eth.sendSignedTransaction(signedTx....
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1answer
47 views

Has someone an example string to connect using parity?

I have a geth connection as follows - geth --datadir ~/blockchain/mybc1 --rpc --rpcaddr "localhost" --rpcport 8545 --unlock "0x0c12901e1ec7f80763cd433e8eca0c837d11a0c1" --rpc --networkid 1234 --...
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1answer
63 views

Parity speed limitations

I have a question about the node limitation for mainnet. I want to send a lot of transactions at the same time (let's say 1k), on the ropsten network it queues every tx and send batches of 64 every 10 ...
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1answer
114 views

Deploy contract to Parity dev chain using Remix

I'm trying to deploy a contract via remix to my local development chain. However, the transaction never gets mined and is pending forever. When I use a node script it works (at least I receive the ...
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1answer
54 views

I just want to query Parity what setup should I use?

I want to run javascript on node locally against Web3. I require a minimal amount of information security and I just want it to work. I tried snap run parity --light and it is slow because it still ...
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1answer
130 views

.toml stream did not contain valid UTF-8

While trying to configure parity using the toml file (Tom's Obvious, Minimal Language), I stumbled on this error - $ parity --config /data/parity/node.toml Loading config file from /data/parity/node....
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1answer
113 views

How long did a transaction spend in the mempool?

I'm trying to create some statistics on how long a transaction spends in the mempool before being included in a block, so I can reason about future gas prices. It would appear transactions in Ethereum ...
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0answers
107 views

Parity build error

mac os 10.14.4 CMake-3.14.4 was installed by running the bootstrap script in CMake-3.14.4 directory. then ran $ git clone https://github.com/paritytech/parity-ethereum $ cd parity-ethereum $ ...
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2answers
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I am following Ethereum Book, but I am getting errors in the Terminal

I am learning Ethereum Development from the Ethereum Book by Andreas. I have stumbled on the first error trying to do $ cargo install . I will post the instructions as an image and the errors I got. ...
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1answer
245 views

Performance Analysis of Ethereum Clients Geth and Parity

I want to do performance analysis of Geth and Parity. I want to run 1000 transactions serially on each client and want to get transaction processing time for each transaction. How can i get these ...
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1answer
68 views

State verification during full sync

How does the state verification work when doing a full sync from scratch? Does the state get generated locally for each block using the transactions downloaded (in the transaction trie) and then ...
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1answer
847 views

How to find all Ethereum nodes and list it?

Hi is that possible to find eth nodes and list it with some details? I want to do some metrics and service like ether nodes. they dont have an API.
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Connecting geth and openethereum on a private network

Private network, running geth 1.9.15 and openethereum 3.0.1. Parity converter was used to create the chain.json file for openethereum. The two node show the exact same: genesis block network id ...
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1answer
75 views

Does getPastLogs require arvhived parity node?

Talking about parity here: --pruning=[METHOD] Configure pruning of the state/storage trie. METHOD may be one of auto, archive, fast: archive - keep all state trie data. No pruning. fast - ...
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1answer
69 views

Fast access of any given transaction in the blockchain

That is a conceptual question that I am asking here. We are trying to developp an application to securely store the hashes of some files in the blockchain. Everything is automated (taking a file as ...
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Snapshot syncing proceeds but block number is still zero

I use OpenEthereum(v3.0.0) on warp sync. OS is ubuntu server 20.04. But its snapshot syncing is proceeding but block number is still zero(#0). Please see the following image. Is this proper condition?...
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Migrate from parity to geth

How do I migrate full node from PARITY to GETH ? So the easy part to tun geth I know, but How do i move all the keys from parity to geth? I've tried to copy the keystore folder from parity to geth, ...
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1answer
99 views

What does decrypt the key mean? in parity wallet transfere

I just created a Wallet in Parity 1.8.0 and transfered there some ether from main account using a passphrase in Parity signer. Now as I'm trying to send a sum from the Wallet to yet another account, ...
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1answer
255 views

Parity Mnemonic or Keyfile not compatible with MEW?

I'm on a new computer and I have 2 ETH addresses I created on parity in december 2017 and february 2018. Now I thought I followed the plan on what to do to secure the addresses but when I enter the 12 ...
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1answer
81 views

Parity: Addresses, Contracts

I noticed that Parity disabled the option to create a vanilla address. The only option available in my account is to create vaults, new accounts or multisig-wallets. After seing Parity's art of ...
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1answer
150 views

Pending tx with parity through geth console

I am having issues with the current version of geth 1.8. Thus, I tried using parity and got a node synced. I want to use web3 and because of familiarly, I want to use parity with the geth console ...
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1answer
124 views

How to connect to Rinkeby without using Geth / Parity?

First let me explain my development environment. I am using Jupyter Notebook to play around with the Web3.py front-end code and Remix for the Solidity smart contract code. I am using the Metamask ...
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1answer
88 views

Can Geth be installed with Parity?

I have installed parity and it runs for PoA. When I try to install geth it fails - sudo apt-get install ethereum Reading package lists... Done Building dependency tree Reading state ...
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1answer
77 views

Parity wallet stuck in addressbook

I transferred eth to my parity account and then to my parity wallet. I accidentally erased the account, and it also erased my wallet. I got them back, but now my wallet is stuck in my addressbook. I ...
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2answers
611 views

Parity-like Solution for using Ledger Nano Anywhere

I'm looking for a "Parity-like" solution so that I'm able to use my Ledger Nano on any Ethereum-powered website that doesn't support a Nano natively (something like Radar Relay). I know I can do this ...
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1answer
85 views

Parity 2.2.7 doesn't recognize “registrar” or “eip150Transition” in the genesis file

I am trying to run a Parity client and sync it with a Geth private blockchain. I was able to do it at first, but after adding "constantinopleBlock", "byzantiumBlock" and "petersburgBlock" to the ...
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1answer
86 views

Using NanoS with Remote Parity Host

quick question... ... I have a remote host running Parity which I can connect to via an SSH Tunnel. I've forwarded ports 8180, 8546 and 8646 through the tunnel to the computer running Parity. I can ...
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1answer
237 views

Parity Noob Questions

I hope this is the right place to ask this stuff. I haven't been able to find any answers to the few questions I have. Thanks in advance! I'm new to using Parity, as I'd like to take advantage of my ...
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1answer
213 views

How to customise Ethereum Network Status for a Private Network?

I am using this - https://github.com/cubedro/eth-netstats I get this error - 2018-05-29 04:30:25.958 [API] WS_SECRET NOT SET!!! I want to show the stats on a private parity PoA network. Has ...
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1answer
306 views

Truffle hangs forever with parity with PoA

I'm trying to create a private chain using parity (PoA) and truffle but when I do truffle migrate it hangs forever with the following output: > [ > { > "jsonrpc": "2.0", &...
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Is it possible to get info via JSON RPC about --no-ancient-blocks flag for an openethereum node?

It's possible to run an openethereum node with --no-ancient-blocks flag. How can I check that a node was started with this flag via JSON RPC call?
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Does --no-ancient-blocks affect on trace_call for the pending block?

Please explain how --no-ancient-blocks flag works for openethereum. I've checked that with this flag I won't be able to make requests eth_getBlockByNumber for ancient blocks. But what about ...
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1answer
162 views

How to solve eth_getFilterChanges looping when deploying with truffle (parity)?

I am using truffle migrate and I get some kind of loop which just endlessly prints out eth_getFilterChanges. How can this be solved? I have used this truffle.js module.exports = { networks: { ...
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1answer
235 views

Using the Parity or Geth light client, how can I monitor an address for transactions?

I'd like to use Parity or Geth, in light client mode, to monitor an address for transactions. Essentially, I should be able to check each block for transactions involving a certain address. In the ...
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1answer
108 views

Latest Parity Guide

There is no one place to get the Latest guide on parity software usage and Ethereum plateform. All guides—which are scattered on various places—are beyond understanding for a new being. Please provide ...
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1answer
280 views

Can i delete some old files inside chaindata folder?

I am running geth with fast sync, Can i delete some old files inside chaindata folder so that my ssd will have some empty space or it will create some problems ?
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1answer
321 views

Contract deploy timeout - web3py & Parity

I'm trying to deploy a contract but it seems like I'm going through a minefield... When I try to deploy the contract I always get timeout error. I wrote the contract on remix, and tried both remix ...
2
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1answer
309 views

Bootnode from geth not working with parity

I am working with Parity private network. I can manually add peers for each node and it works. But the problem is Bootnode executable from geth not working with Parity. bootnode.exe -nodekey=key.txt -...
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1answer
411 views

How can I use swarm with metamask or parity node?

I want to use swarm, but I wan't to download the all blockchain data. Is it possible to use metamask or parity node instead?

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