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Questions tagged [parity]

Parity is an Ethereum client, written from the ground-up for correctness-verifiability, modularization, low-footprint, and high-performance. To this end, it utilizes the Rust language, a hybrid imperative/object-orientated/functional language with an emphasis on efficiency.

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123 views

Can I use eth.subscribe for incoming transactions tracking?

In Parity docs I see the following description of eth_subscribe: Starts a subscription (on WebSockets / IPC / TCP transports) to a particular event. For every event that matches the subscription a ...
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1answer
221 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
437 views

Mining pattern on PoA

I've setup a small network with two nodes using authorityRound engine (parity). My question is about the mining. If I have two validators (A and B), who will mining the blocks? the node A or B? I ask ...
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310 views

Transferring parity blockchain data to another machine does not work

For the past several days I have been trying to transfer the blockchain data from an x86_64 machine to an armv7l machine, hoping that I could avoid having to sync from scratch on the latter. However, ...
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98 views

Parity chain specification - use remote file?

When using Parity with a private blockchain, you type: $ parity --chain /path/to/chainspec.json I wonder if there is a way to make this chain spec remote? Could be useful when using multiple nodes. ...
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263 views

Which mode shoud I use for Parity syncing to use trace_ APIs for TXs since current blocks?

I want to use Parity for fast tracing TXs in blocks which will be synced only after my project start. So, if I initially run my Parity node with params —pruning=archive —tracing=on the ...
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2answers
339 views

How to connect these **Remix - kovan - parity**?

I have been trying to connect deploy a smart contract from remix onto kovan chain via parity but kept on showing even after trying with all the rpc flags. if possible please throughly explain the ...
2
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1answer
70 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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546 views

List of network peers in Parity

I'm exploring option to add parity peers, however my my peers are in a different networks. Should I still use internal IPs that are visible when starting a parity? I've loaded reserved peers and used ...
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573 views

Parity error -32010 Transaction cost exceeds current gas limit. Limit: 4703218, got: 4712388. Try decreasing supplied gas

I am playing with a private blockchain. I get this error when I try to deploy a contract: [-32010] Transaction cost exceeds current gas limit. Limit: 4703218, got: 4712388. Try decreasing ...
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1answer
94 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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162 views

what is the lowest gas price that clients (Geth / Parity) relay

I read here that nodes (at least Geth) only relay transactions that have a gas price above some limit. What is that default limit currently? As also mentioned there it is probably not zero as that ...
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2k views

geth vs parity: light client comparison

My computer is a laptop with a small SSD HDD, so I don't want to download the blockchain. Hence, I want to use --light to connect to other computers which do have a copy of the blockchain. Parity's ...
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60 views

Contract Development Problem in Parity

I run Parity on the command line using: parity --chain dev I run this so I can develop and test smart contracts. The problem is, whenever I try to develop a Smart Contract by clicking Contract -> ...
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1answer
575 views

How to connecting the nodes when Parity starting

I follow this tutorial to run the PoA demo on Parity. And when I try to connect the nodes. I found that should do everytime after Parity started. Can I connect them when I starting Parity? I found ...
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234 views

Invalid Key File Error — Parity Node Ethereum Wallet

Had the parity node running with ethereum wallet smoothly until block 2,300,000 or so. Then I received this error: 2017-08-13 21:11:31 Invalid key file: "/Users/kylekenyon/Library/Application ...
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100 views

Parity 1.7 [-32601] Method not found CLOSE

I just upgraded Parity to 1.7. The syncing with the Foundation chain has not completed. I decided to create a new Account while the syncing was happening. I am using the browser interface. Everything ...
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121 views

Ethereum RPC equivalent of bitcoind's listsinceblock

Is it something have go-ethereum or parity similar as listsinceblock? Because iterate step by step from chosen block number/hash to actual eth.blockNumber will be very expensive operation.
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1answer
416 views

Help transferring Ether Tokens using Parity

I configured Parity to trade Ether to BNT. I followed the steps here https://blog.bancor.network/how-to-trade-your-bnt-using-parity-6061dca37354 and funded my EtherToken Contract. This is the ...
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343 views

Rejected/Removed Transactions how and when can they happen?

Background: I am writing a blockchain viewer/exporter that requests, via Parity JSONRPC, blockchain information and then stores this info off chain. Currently I am trying to accumulate all pending ...
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1answer
352 views

How to Import an Online Wallet to Parity?

I wanted to Import my Ethereum Online Wallet (ether.li) to Parity. I created 2 Accounts with the private keys and 1 Wallet with the Wallet Address. How can I transfer my funds to another Wallet (...
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1answer
104 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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606 views

Parity - scheduled TX on local time zone

Looks like the Parity Browser doesn't show the local time zone for a "send after Date & Time' functionality. Questions: What is the time zone for a scheduled TX on Parity? If the scheduled ...
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198 views

What is the blockchain download size and can i reduce it in some way?

I am currently on a connection with a download cap, and was wondering what the current download size for the whole blockchain was, and if i could reduce this download size to under 2 GB? I'm ...
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320 views

Parity getting started tutorial not working

I'm trying to do the getting started tutorial from Parity but it isn't working. When running the following command: parity --chain=kovan i get the following error message Cannot read manifest file ...
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298 views

Why can't I browse the internet while Parity is running?

I am using Parity/v1.5.0-unstable-a7037f8-20161126/x86_64-macos/rustc1.13.0 After I start the node, every page request in the browser fails with a "Server not found" error. As soon as I turn the ...
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508 views

In parity, how can I delete the last blocks I downloaded without corrupting the database?

I have found the blockchain data in parity. I go to overlayrecent folder and from there to the db folder. It looks like the blocks are the .sst files. How can I delete the last blocks I downloaded ...
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83 views

Which recent Parity release can be used to synch a node for use with Mist 0.8.8

I am finding Geth exceptionally slow to synch. I found Parity to be much faster. However recent Parity releases make it very complex just to use the Parity client to synchronise and then open Mist. ...
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385 views

Parity with Nodejs - Sending bulk transactions

I'm running a private testnet with Parity, and interacting with it using a nodejs cli. I have a script with which I trigger multiple transactions in quick succession for a smart contract that I have ...
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707 views

Transaction stuck since yesterday

I'm on Ropsten network and since yesterday I did a transaction with 5 039 400 Gas and now all my transactions are in status pending. But with another account I can make a transaction to this stuck ...
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378 views

Parity/Mist syncing problem

I tried a few things and after a few attempts and ~24 hours the chain was synced. One thing i tried was to sync my PC clock after "time.is". It always showed a delay. I downloaded a program which ...
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1answer
667 views

parity - Computer wiped clean. How to bring parity back with my coins?

I've got some RLC coins in my parity wallet/node but computer was wiped clean. How to bring it back. I've saved the 16 different number & letter combinations.
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15 views

Can we add block reward contract in parity aura latter on

We know there is an option to add a block reward contract to incentivize authors of new block by using blockRewardContractAddress at chain engine specs. Is it possible to add this property in the ...
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25 views

RPC command to list current nodes

I am using Parity and I want to see a list of the IP addresses of every node my node is talking to. I am sure I have done this before but I can't remember how. Please share the curl/RPC command to ...
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18 views

How I can get parity logs for non-mainchain blocks?

There's no much info on how parity event log works. What happens to event logs that correspond to block which is not mainchain anymore? Are they unrecoverably lost? For such an occasion, is there any ...
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23 views

It is very slow to sync by parity in archive mode

I am syncing by parity in archive mode. tracing="on" pruning="archive" fat_db="on" Currently it is around 4,880,000 blocks but very slow, 0.2~0.8 blk/s. I am afraid it will take serveral months ...
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1answer
35 views

How can I export/show private key on parity cli?

I did this command on parity parity --chain mainnet account new I got the address but, How can I export or see the private key?
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1answer
75 views

How to access Parity node's mempool with web3.py?

I'm running a Parity node with parity --jsonrpc-api all, then connecting to it in python3 with w3 = web3.Web3(web3.HTTPProvider('http://localhost:8545')). I can call print(w3.eth.getBlock('latest'))...
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44 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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1answer
62 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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70 views

Read data from parity .sst Files

I'm working on a c# application that reads the data from ethereum parity and parses it. As of present i managed to read the key value pairs from the files and convert them to hex. While looking at the ...
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0answers
121 views

Parity syncing in archive mode stuck at block 4839206

I am running Parity inside docker in pod in Kubernets on Google Cloud. The pod is using disk with 2700 GB for storing Ethereum blockchain, and currently disk has about 2100 GB free. Unfortunately for ...
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42 views

How do newHeads and event subscriptions behave on past reorgs?

Based on the geth documentation, I understand that a subscription on both newHeads and logs will emit all new heads and events that come from a reorg. However, I couldn't find what the behaviour is ...
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56 views

Slow sync since Constantinople reason?

Noticed two days ago my live ETH node has not been able to keep up with the network. It is a fast VPS that always was fine until two days ago. Running 2.3.5-stable of Parity. Block generation is ...
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17 views

Is there a way to launch an in-memory Parity private chain?

Is there a way to launch a all-in-memory Parity private chain for purpose of, for example, unit testing?
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35 views

Changing chain specification

We have a private network with 10 nodes actually. It's been working for a couple months now. When we did it, we set up some parameters in the chain specification that are now too small for the growth ...
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106 views

Difference of parity PoA between Validator Sets and Aura?

It seems there are two PoA consensus algorithms in parity PoA. What is the difference between Validator Sets and Aura?
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1answer
48 views

Strange result for w3.eth.filter({'fromBlock': 2500000, 'toBlock': 'latest'})?

I use Parity: Parity-Ethereum//v2.2.7-stable-b00a21f-20190115/x86_64-linux-gnu/rustc1.31.1 I tried code to see new entries for block range. l = w3.eth.filter({'fromBlock': 2500000, 'toBlock': '...
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1answer
518 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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24 views

Syncing events history for specific addresses, possible?

I am writing software that needs the full history of events but I only need it for a certain contract address, which I would guess is a very common use case for app developers. Is there a way I can ...