Questions tagged [network]

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run a local node fail: solana-test-validator fail

I use wsl2 in windows11: ubuntu 20.04. And I set the proxy in the ~/.bashrc: export https_proxy="http://127.0.0.1:7890" export http_proxy="http://127.0.0.1:7890" I follow this ...
LEVI_104's user avatar
4 votes
2 answers
262 views

Sandwich attacks on Solana. Is this a problem?

I've been doing some research on Solana transactions over the past few weeks, and to my surprise, I've noticed and collected quite a large number of "sandwich attacks". I knew this was a big ...
theBloke's user avatar
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1 answer
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How does the transactions send to the leader?

How does the transactions send to the leader? As I know the leader use turbine to send out blocks, so does the transactions send to leader level by level in turbine? If not ,who will the leader ...
user2712's user avatar
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1 answer
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Does the leader connect to a ordinary node?

Does the leader connect to an ordinary node? I noticed that the leader use turbine to collect or send out the transactions, so does the leader receive or send out the transactions to a ordinary node?
user2712's user avatar
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0 answers
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How to limit internet speed?

I'm in datacenter and have 10gbps connection, but I have another issues due to big speed. I need to limit it up to 5gbps. How can I do that?
David's user avatar
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0 answers
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Network issue on solana pay

when I scan the QR from Phantom wallet for sol transaction with my wifi connection it'working fine but when I switch to cellular network I am facing network issue.Could anyone explain me what is the ...
subhajit das's user avatar
4 votes
1 answer
159 views

Find what cluster is being operated on from Connection object

If I a have a Connection object from web3js, is there a way I can determine from this if it is operating on mainnet or devnet (or some local network)? The only thing in this direction I could think of ...
Ahri's user avatar
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1 vote
1 answer
2k views

How mempool works in Solana

Ethereum has a mempool which is a waiting area where unconfirmed transactions are put together. How does Solana handle those waiting transactions?
Yilmaz's user avatar
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1 answer
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Does Solana have cluster id similar to Ethereum network id?

Does Solana have cluster id similar to Ethereum network id, for purpose of distinguishing different networks?
Cryptorizon's user avatar
4 votes
1 answer
105 views

Are wallet addresses "created" or are they "discovered"?

As I experiment and learn, I realized something that I wanted to confirm. It seems as though the network doesn't need to register the existence of a wallet in any way for it to become active and ...
OCDev's user avatar
  • 712
4 votes
2 answers
583 views

how to fork solana mainnet

I want to fork the solana mainnet to test my programs on it. Is it possible to fork solana mainnet like how ganache or hardhat lets you fork the ethereum mainnet? if yes, how to?
Gajesh Naik's user avatar
2 votes
1 answer
45 views

How can I ensure that a transaction isn't repeated if my first attempt fails to get a response and I try the transaction again?

Let's say I use the JSON RPC "sendTransaction" call to perform a transaction that sends some tokens to an account, but some communication mishap happens and I get no response after ...
OCDev's user avatar
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2 votes
1 answer
215 views

How can I increase the computation limit in Devnet?

Currently mainet have a computation limit of 1.2m compute units limit, while devnet has 200k compute units limit. Is there a way to increase the computation limit in devnet ?
vicyyn's user avatar
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5 votes
1 answer
325 views

What are the differences between Devnet, Testnet, and Mainnet?

In an idiomatic sense, what is the best way to understand the purpose of Devnet, Testnet, and Mainnet for someone completely new to the ecosystem? Which one is usually best for building and testing a ...
OCDev's user avatar
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