Questions tagged [pending-transactions]

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How Are Transactions/Blocks Broadcasted

In Ethereum, when a node ‘broadcasts’ a transaction or block, what algorithm is used to broadcast that transaction or block to all the nodes? Also, how does this algorithm discover peers? What are ...
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1answer
918 views

How to bypass mempool

I always see a mark on etherscan called "Private Transaction - this tx bypassed the mempool." What is happening there and how does it work?
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0answers
670 views

Transaction not being mined within 750 seconds

On the main net, after getting the error from the title, by making sure it's not in pending pool, how long should I wait until I can safely retry a transaction? Thanks
3
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0answers
819 views

Signed transaction vanishing from testnet (Kovan & Rinkeby)

I've been attempting to broadcast transactions to both Kovan & Rinkeby, I'm building and signing them offline and using the Etherscan API to broadcast the signed transactions. I see them in the ...
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0answers
681 views

Private Net: Miners not mining pending transaction

I am running a private network. I send a lot of transactions to geth with miner on (with 10 threads). I could see my transactions getting mined properly for some time. And then I checked length of ...
3
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1answer
618 views

Pending transactions are not mined

Preconditions I'm running a private network with Geth, having custom smart contracts deployed by Truffle and a simple frontend which using Metamask as a provider to connect the network. Versions ...
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0answers
247 views

Why are there pending TXs with high gas prices?

Rinkeby has pending transactions, some of which have gas prices of 100+ gwei and have been pending for over half an hour. Why is that? Are sending too little gas?
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0answers
102 views

Is it possible to stack transactions?

Is it possible to stack transactions which depend from themselves? Example: State on start: Account A (2 ETH), Account B (0 ETH), Account C (0 ETH) Transaction 1 - Account A sends 2 ETH to Account ...
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0answers
115 views

Ethereum pudding transaction hash

Is it possible to get the transaction hash of a function call in Ethereum Pudding/ Truffle?. It seems that it works straight forward with web3 but Pudding is hiding it?
2
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0answers
178 views

Getting a pending transaction without its hash

With web3py, when I do a = w3.eth.get_transaction_count(address) b = w3.eth.get_transaction_count(address, block_identifier='pending') I consistently have a = 100 and b = 101, say (the pending ...
2
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0answers
91 views

Is there a way to filter pending txs?

I wrote a script to track unconfirmed transactions in the mempool, but my script is always triggered by txs, that are too long pending for like many hours or days because of not enough gas that was ...
2
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0answers
108 views

openethereum - high gase, transactions get culled / too many trasnaction in queue

We have the following openethereum service (docker-compose) version: '2.3' services: ethereum: # using v2.6.2-beta as it's stable # paritytech/parity-ethereum/issues/10371 image:...
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1answer
44 views

EthGasStation accuracy

I have posted a transaction with a very low gas fee (11 gwei) to the txn pool. Speed wasn't an issue and I can wait for the txn to post. This was 24 hours ago, and the txn is still pending. Currently, ...
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0answers
85 views

Why do pending transactions appear to have a 3 hour cycle? (according to Etherscan data)

See: https://etherscan.io/chart/pendingtx There's clearly a 3 hour periodicity of txn volume. Now, I'm aware that Geth nodes have a parameter --txpool.lifetime which is set default to 3 hours. But ...
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0answers
24 views

What is driving occasional drop in number of transaction pending in the last few days?

Anyone can explain any events that trigger a sudden drop in pending transactions occasionally (refer to diagram below)?
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0answers
279 views

What does ganache mean by eth_getTransactionReceipt?

I'm transitioning our testing suite from using the parity client to using (a fork of) testrpc/ganache (so we can run code coverage). Our parity client has a lot of configuration, and I don't know how ...
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0answers
197 views

How does Parity pendingTransactionsStats works?

I am trying to develop little method to track status of my pending transactions by given address together with propagation info. But I am bit confused about pendingTransactionsStats behavior as it ...
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0answers
454 views

Contract state and variable changes in pending transactions

I have a simple contract: pragma solidity ^0.4.0; contract Festival { address owner; uint8 max; address[] entered; function Festival(uint8 _max) { max = _max; owner ...
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0answers
428 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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0answers
135 views

Miner not picking pending transactions from pool when TPS is high

I'm running a private testnet with a high block gas limit and low difficulty. When I start pumping in a large volume of transactions (say 150 tx/s), after a certain point of time, I see the miner ...
2
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0answers
352 views

Unable to get value of pending transactions on one peer on another peer

I have two nodes (A and B) running as peers on a private network . How can i check if there are pending transactions on one node (suppose Node A ) from node B. Node A has rpc enabled and rpcport is ...
2
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0answers
724 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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44 views

EIP 1559 signed transaction stuck, now can't do anything on metamask either

contract_txn = weth_contract.functions.redeem(address, True).buildTransaction({ 'type': '0x2', 'chainId': 43114, ...
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37 views

What factors exactly affect the speed, depth and range of scanning the mempool?

There is zero quality information available on that topic anywhere, for obvious reasons. If there is however somebody willing to share, whether from experience or purely technical understanding of all ...
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0answers
23 views

How to check if ETH transaction was ever sent

I'm creating a transaction with web3.eth.accounts.signTransaction. I'm then storing that transaction hash, then sending it over the ETH network with web3.eth.sendSignedTransaction How do I ...
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0answers
68 views

Is there any trick (besides high gas fee) to get transactions included in the next Polygon block?

I recognize some arbitrage opportunities on the Polygon network and tend to include my transactions in the next block. Since Polygon's transaction time is too low, I know that I have to do it quickly ...
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0answers
197 views

Transaction pending in Remix IDE when trying to pass an array

This is the contract I have tried to implement. // SPDX-License-Identifier: MIT pragma solidity >=0.4.22 <0.9.0; contract Vaccination { uint[] public lengths; function getSize(uint[] ...
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0answers
144 views

How to get all pending transactions

I want to use my open-ethereum node to get all the pending transactions. How can I do it? The eth_getBlockByNumber API returns only about a hundred and according to Etherscan there are 150,000 pending ...
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1answer
386 views

Is there a way to learn interacting with the mempool without having to run a full node?

this link mentions grabbing a free endpoint from quicknode: https://www.quicknode.com/guides/web3-sdks/estimating-gas-price-using-pending-transactions-in-python I followed the link and made an account ...
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0answers
124 views

What comes first: pendingTransactions, logs, newBlockHeaders?

I am trying to understand the order in which the data propagates. My understanding at the moment is: Assuming someone just made sendTransaction call, then... First we would receive ...
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0answers
41 views

Stuck ERC-20 Transaction - reversal did not work

I tried two days ago to send some BAT and ETH to my Coinbase account from my Klever Wallet (which, after this, I will never use again - they seem to be living in 2015 with the gwei fees they charged). ...
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0answers
49 views

Parity light node does not broadcast transactions for 4 hours

I have been running parity light node for a while. And recently, when I send ETH or any token using rpc method sendTransaction, my parity node does not broadcast those transactions over the network. ...
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1answer
133 views

Cannot consume all pending transactions

I am trying monitoring pending transactions using my local node. I mentioned that my app does not consume all pending transactions. I compared transaction from my app with etherscan.com or dextools.io....
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1answer
402 views

Transaction dropped and replaced but token didnt come back

Need your expert help. I had few SNX tokens in my MEW. I tried to send them to my binance wallet. Being a foolish, I set a low gas. Original transaction - https://etherscan.io/tx/...
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0answers
52 views

Rough estimates of transaction propagation latency?

Does anyone know any rough numbers for transaction propagation currently for the Ethereum network? I.e. how long does a submitted transaction take to reach 50%/95%/etc of nodes? Thanks!
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1answer
713 views

Possible to get event logs from a specific pending transaction?

So I'm using web3 py filtering and it looks like I can listen for event logs using a filter, but I don't know which transactions in the pending pool produced the logs. Similarly, I can use ...
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0answers
90 views

mempool transactions' logs

Is it possible to see the logs of the mempool transactions somehow? What can I do in order to achieve the goal? FYI eth_getLogs does not return logs of the mempool transactions.
1
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1answer
120 views

Can a queue of pending transactions be confirmed if the last transaction is re-tried with a high gas price(assuming limit is met)?

I have several pending transactions from the same account with a low gas price. What if I send one more transaction with next nonce but high gas price? Can it help to mine all pending transactions ...
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0answers
197 views

How can I get pending transactions of a specific address/contract

I am currently running a full node and listening to pending txs in the mempool. Is there a way to filter transactions from a specific address? I want to get a notification if a specific address has a ...
1
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1answer
741 views

Pending transactions from Nano X Ledger Live

I have three pending transactions (I think) - only 1 is showing up on Latest Operations on my Nano X Ledger Live - the most recent one. It's been four days. I don't think I have the skills to pursue ...
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0answers
157 views

Geth transaction pending on Ropsten testnet that will not send

On a Raspbian linux system I have been using geth --testnet --syncmode light to sync the Blockchain in one terminal and running geth --testnet attach in the other, but when the Blockchain is synced I ...
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0answers
54 views

Are transactions with too high nonce propagated to other nodes from local pool by parity?

I want to understand what happens with tx when I create tx with too high nonce. It's saved in a local queue, but do other nodes get the information about this tx? I don't know, can I remove tx from ...
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0answers
46 views

What is a pending transaction?

I tried to send a signedTransaction using a low gas price (it's my will to test timeoute of my scripts) I supposed also that a not mined transaction was 'pending', so I tried checking, while the ...
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2answers
1k views

How to get transaction status (programatically, not etherscan)?

I have a problem when I interact with an Smart Contract, from a javascript webapp. I can execute the transaction correctly when the status is confirmed, but I cannot get any error response when it ...
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0answers
426 views

Transaction receipt was not generated after 600 seconds for transaction:

I am sending a transaction through this code: txhash = careercertificate .createCertificate(id, fecha, nombre, rutalumno, instituto, rutinstituto, titulo, totalhash, ...
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0answers
38 views

Clique - too few transaction inside a limited block

i have got the problem that my private node doesn't put all transactions that would be possible inside a block. Concret i am running a private poa node which should have a fixed blocksize. Therefore ...
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0answers
56 views

Why is my transaction not included into blocks with smaller gas prices in them?

I created a transaction with gas price 1.1 GWEI. It has been pending for 3 hours, and yet - during just the last 75 blocks - several 1 GWEI transactions have been included. In other words, gas price ...
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1answer
394 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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0answers
72 views

How do signed transactions in a single Ethereum node's transaction pool propagate to mining nodes?

How does a transaction get from a regular node to the rest of the network? What are the incentives for regular nodes to broadcast signed transactions?
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0answers
62 views

Pending tx's with full information

Is it possible to subscribe to pending transactions with Parity and receive full information about it in 1 request? Now i receive hashes first, and than i make requests to get info about this hashes. ...