Glossary
Mempool
Also written or said as: memory pool, private mempool, public mempool
A waiting room where pending transactions sit before a block includes them.
Ethereum has a public mempool that anyone can watch, which is how sandwich bots there find their targets. Solana has no single public mempool, and Jito shut down its own in March 2024 to cut down sandwich attacks. Private ones still exist, which is why sandwiches still happen on Solana.
Learn it properly inMEV and sandwich attacksFees and execution · 3 min readThis guide is for learning. It is not financial advice. Most memecoins go to zero and most people who trade them lose money. Only ever trade what you can afford to lose.