Questions tagged [gas-limit]
Question related to either the transaction or block gas limit.
1
vote
0answers
27 views
Error in mist : exceed block gas limit
I am trying to deploy a smart contract in private network using mist, but when I deploy my contract and provide transaction fee as 0.04 ether it throws error as exceeding block gas limit. Here is the ...
2
votes
0answers
22 views
Difference between execution costs on remix an Ganache?
I created a contract on remix and then deployed it. when I call any function there is an execution cost in gas. I also deployed the same contract on Ganache for testing. I find the execution cost in ...
2
votes
1answer
18 views
Do I need to delete mappings that I don't need anymore?
I have a struct like this:
struct Game {
string gameID;
string[2] teams;
string winningTeam;
string losingTeam;
mapping(string => uint) totalWeiBet;
...
0
votes
2answers
31 views
Infinite gas on assigning struct
I have this code and it gives me infinite gas. please help me improve it.
pragma solidity ^0.4.23;
// v6
contract owned {
constructor() public { owner = msg.sender; }
address owner;
...
1
vote
2answers
26 views
Explanation of Geth's Command Line option: targetgaslimit?
I have been trying to figure out what the targetgaslimit parameter does exactly for Geth, in the context of Private Blockchains.
I have seen the following explanation but it never helped me:
"Target ...
0
votes
1answer
42 views
Smart contract's function work on testnet but don't work on private network
I have been created a smart contract (ERC20 implantation). The contract run great om testrpc, ropsten and rinkeby but i want to use it in a private network.
When the contract deployed in the private ...
1
vote
1answer
115 views
Truffle contract deployment either exceeds block gas limit or out of gas
I've been having the same issue when I was trying to deploy a contract using truffle develop console. The contract is not extremely big but does initiate two other contracts when called a certain ...
1
vote
1answer
22 views
Why aren't costs “advertised” or at least knowable so funds aren't lost?
I'm admittedly new to all of this, but as I learn about the transaction model, it seems to be a confusing business model at the very least. I can understand that the price of gas fluctuates or can be ...
0
votes
2answers
39 views
Gas for view functions
I read in many places that view functions do not cost gas however that's not true because they cost gas for blockchain operations even if those do not change the state. Correct me if I am wrong
For ...
0
votes
1answer
17 views
Minimum Gas limit and how can it be reduced?
Why does this minimum exist and what can we do to to reduce it further. This line of thought was spurred by this tweet from Vitalik:
"And there are layer 2's without data availability tradeoffs or ...
2
votes
2answers
1k views
If view or pure function doesn't cost any gas, would they be abused/free ride?
So if I understand this correctly, view function only read data from ethereum and doesn't mutate any state and pure function doesn't even read data and they are intended for cases like return 1+1;
If ...
0
votes
1answer
37 views
Deploy Smart Contract to Mainnet using Truffle
I was able to deploy the contract successfully to Kovan with gas limit 350000.
When i set the gas in truffle.js to 500000 for deployment to Mainnet, i get the below error:
Error: Transaction cost ...
4
votes
1answer
61 views
how accurate are gas estimates?
I am currently running some tests on ganache using web3.js connector.
Most of my transactions run OK if I supply the same amount of gas that is suggested by web3.eth.estimateGas(), however, one of ...
4
votes
2answers
55 views
Is there a gas limit for view requests?
E.g. a function that just returns huge struct data. Is there any limit in data so that calling this function will not be possible?
pragma solidity ^0.4.13;
contract Project
{
struct Person {
...
2
votes
1answer
42 views
Out of gas error when reading from blockchain?
function getPosts(address[] subscriptions, uint[] subscriptionIndexes, uint count) public view returns
(address[], bytes32[], bytes32[], uint[]) {
address[] storage ...
0
votes
2answers
132 views
How to optimize the gasPrice and gas options in a contract send() function? [duplicate]
There are many questions and answers about estimating the amount of gas consumed. This question is about what to do with this estimate.
What values should we actually provide to gas and gasPrice in ...
0
votes
1answer
21 views
How to caculate/estimate Gas Limit and Gas Price based on current state of the ether network?
Ethgasstation and similar websites estimate proper Gas Price based on current state of Ethereum network. Is there any way of using working with Geth/web3 to estimate proper Gas Price? and similar to ...
1
vote
0answers
16 views
How can i deploy contract with > 4.7 Mgas required on Ropsten?
I was able to deploy contract that requires more gas than default Ropsten block gas limit:
https://ropsten.etherscan.io/tx/0x7c40cd2c539c03d110da8988641518ff6ff907a284f5074ed3d8517eb80b51f9 (5594037 > ...
1
vote
1answer
13 views
Loop with upper bound of iterations / loop variant
Is it possible somehow to create a loop that solidity will recognize as having an upper bound of iterations for gas estimations?
Something like a loop variant in Eiffel (https://www.eiffel.org/doc/...
0
votes
2answers
24 views
How transaction with gas used ok 28k succeed for payable?
I'm trying to understand what I can do in fallback payable (I have read the docs and I know what I can't do for sure).
Here is my contract:
pragma solidity ^0.4.22;
contract SmartMsgData {
// ...
1
vote
1answer
42 views
Getting 'base fee exceeds gas limit' on a transaction which requires a small amount of gas
I have the following contract:
pragma solidity ^0.4.24;
contract MyContract {
address public owner;
bool public unlocked;
constructor() public {
owner = msg.sender;
...
1
vote
0answers
29 views
What's the point in the 'gas' parameter passed to function 'signTransaction'? [duplicate]
I am using web3.js v1 in order to sign and send transactions:
async function signAndSend(transaction) {
let options = {
to : transaction._parent._address,
data: transaction....
1
vote
1answer
34 views
question about gas limit when using oraclize
I'm using oraclize to fetch some data from the outside world. Oraclize calls the __callback method of my smart contract. For this call oraclize have to pay gas and there is a function to set the gas ...
0
votes
0answers
17 views
Get estimated gas and provide gas limit in web3.js [duplicate]
I have written a web3.js implementation in Node.js(server-side). The code below invokes a method of solidity contract that writes some value to blockchain:
var Coursetro = CoursetroContract.at('...
0
votes
1answer
17 views
Sharding: Shards with different properties?
I am currently trying to get more into sharding but there's one question I haven't found any answer to yet.
Could sharding introduce shards with different properties? For example could Shard A have ...
0
votes
0answers
30 views
Solidity code problem - it appears this transaction will fail, it may consume all the gas you provide
I'm having a problem with the Mist browser (version 10). I have deployed my contract but when I try to execute the fuctions within the contract it tells me it will fail as there it will consume all ...
0
votes
1answer
35 views
The contract code couldn't be stored when deploying to rinkeby
I was finally able to get some ether funded and geth/mist working and now i am getting the following error when attempting to deploy my contracts to the rinkeby test network. My project is based on ...
0
votes
0answers
13 views
@param _toAddresses quesion
Is there anyway to increase the
* @param _toAddresses The addresses of the recipients (MAX 255)
* @param _amounts The amounts of tokens to be transferred
Instead of 255, can it be increased to ...
1
vote
1answer
38 views
The contract code couldn't be stored, please check your gas amount. Truffle, privatenet
I'm developing a smart contract over private blockchain using Truffle framework. Developed smart contract was running well, today we have been introduced one pure method as per requirement. Afterwords,...
1
vote
1answer
29 views
Why is the gas limit dropping in my private network once my local node connects?
I have a private network consisting of a "Ethereum proof-of-work consortium" on Azure and my development pc.
In azure there are 2 mining nodes and one transaction node. All on Ubuntu virtual machines ...
0
votes
1answer
24 views
Am I setting my gas price and gas limit correctly?
web3.TransactionManager.DefaultGas = 210000; // Gas limit?
web3.TransactionManager.DefaultGasPrice = 10 * 1000000000; // Gas Price?
I have intended to set the gas price at 10Gwei.
0
votes
1answer
21 views
What is the unit of measurement used in GasPrice and GasLimit?
I did a check, in ethgasstation the current safeLow = 15GWei, which is equal = 15,000,000,000 wei
However, when I issue eth.getBlock("latest") what I get was:
> eth.getBlock("latest")
{
...
1
vote
1answer
74 views
Exceeds block gas limit error to call view functions
With solidity view function, you can specific the amount of gas to use.
My understand is since it is not a state changing transaction, all the gas cost is not charged for, and the client should be ...
0
votes
1answer
20 views
Do contract messages consume gas
In all sources it's stated that transactions cost gas. Since the distinction between a transaction and a message (some name it an internal transaction) is not so clear it couldn't be sure if messages ...
0
votes
2answers
59 views
How to deploy Ethereum smart contract that requires more than 4.7M of gas on Ropsten network?
My smart contract is really huge - it requires 5.6M of gas on deploy.
I was able to deploy it once but smth has changed and i can't do it anymore.
I've tried to run miner with higher block gas limit ...
1
vote
2answers
74 views
extended crowdsale smart contract not deploying to testnet
I'm trying to deploy the following crowdsale contract(extended from openzeppelin) to the ropsten test network using the remix IDE.
The contracts compile but throws errors(Gas limit exceeded) when i ...
0
votes
1answer
69 views
“The transaction execution will likely fail. Do you want to force sending? VM Exception while processing transaction: out of gas”
When I want to deploy a contract using testRPC and remix, I receive the following error message:
Gas estimation errored with the following message (see below). The
transaction execution will ...
0
votes
2answers
141 views
Recommended Gas Limit for Single Transaction
Current mainnet gas limit per block is 8M (7.99), that of Ropsten is 9M (which is actually rather surprising as it was 4.7M two months ago and I did complain about it...).
Given the above, what's the ...
0
votes
2answers
23 views
Analize gas usage and contract design
Suppose that I've the following contract code:
pragma solidity ^0.4.23;
contract pensCollection{
struct Pen{
uint productCode;
address ownerAddress;
}
address public ...
0
votes
0answers
107 views
Error: Transaction:exited with an error (status 0) after consuming all gas
New to Ethereum and learning unit testing with Truffle. Here in smart contract function;
function createAgreement(
bytes32 _id,
address _owner,
string _fileHash,
...
1
vote
1answer
97 views
Web3 “Transaction ran out of gas” on method that creates a contract
I have the following Solidity code:
pragma solidity ^0.4.17;
contract Parent {
function createChild() public {
new Child();
}
}
contract Child {
}
Which I'm calling with web3 like ...
0
votes
0answers
9 views
Why is my gasLimit kept on decresing by itself?
I have setup a private blockchain which nobody is connecting to it except me and my team. From time to time I will get failure with error message "exceeds block gas limit". Googled and found that I ...
0
votes
1answer
145 views
Change a pending transaction's “Gas Limit” & “GWEI”
a noob question here!
I'm using Metamask, I've sent a transaction to another wallet. I would like to increase the Gas Limit and reduce the gas price. Is this possible? If so, how?
Thanks!
2
votes
2answers
109 views
Why do miners not always “vote” to increase the block gas limit?
Miners can increase/decrease the block gas limit. I read that they can increase/decrease for about 0.01% per block.
Why do miners not always want to increase the block limit? This would lead in more ...
0
votes
1answer
255 views
Clarification on Ethereum gas limit
I know this one has been asked many times before and I think I get it, but I just need a little more clarification.
At the moment, https://ethgasstation.info shows the following gas prices
Safe Low ...
0
votes
1answer
33 views
Reverted tx on Ropsten but gas limit not reached
This is a timed crowed sale contract
https://ropsten.etherscan.io/tx/0xaa3fa69a32060ad578cb9bc2a94fcc4cf7109f4e743f54c527c18f764f634ebb
Error encountered, bailing. Network state unknown. Review ...
0
votes
0answers
37 views
out of gas when deploying to test RPC and Rinkeby
I have a big contract, currently testRPC and Rinkeby deployable.
But if I add an extra state variable mapping in the contract, local test will not deploy and gives an "out of gas error", also rinkeby ...
0
votes
1answer
45 views
Non deterministic gas usage of the same function
Environment
Truffle v4.1.8
node 10.0.0
pragma solidity ^0.4.21;
Issue
I'm calling the claimRefund function on my smart contract using metamask. When calling the function with 37081 gas limit at 20 ...
2
votes
1answer
44 views
How does ether transfer processed [duplicate]
I want to understand deeply how ether transfer processed and how 21000 of gas determined. Is this a simple constant fee of the transfer transaction or ether transfer transaction is the some predefined ...
0
votes
0answers
103 views
Not enough gas while gas used is less than gasLimit
I got a problem while sending erc20 tokens. After the transactions is signed and sent, it returns "please provide more gas" error. The "gasUsed" is 28814 but gas limit is set to 150k. I'm using web3....
