2min chapter

Signals and Threads cover image

State Machine Replication, and Why You Should Care with Doug Patti

Signals and Threads

CHAPTER

How Does Resynchronization Work?

We use a protocol called fix. It's a pretty standard exchange protocol in the financial world. In fix, there is this notion of a sequence number that is attached to every single message. You never expect it to go down or skip a sequence, or something like that. We have to be ready for the possibility of some sort of work loss. So the client might get disconnected. If the client re connects, they really need to be able to see, like hay, did the order actually get sent, and if so, did it get filled? And these are important pieces of information that we need to hold on to.

00:00

Get the Snipd
podcast app

Unlock the knowledge in podcasts with the podcast player of the future.
App store bannerPlay store banner

AI-powered
podcast player

Listen to all your favourite podcasts with AI-powered features

Discover
highlights

Listen to the best highlights from the podcasts you love and dive into the full episode

Save any
moment

Hear something you like? Tap your headphones to save it with AI-generated key takeaways

Share
& Export

Send highlights to Twitter, WhatsApp or export them to Notion, Readwise & more

AI-powered
podcast player

Listen to all your favourite podcasts with AI-powered features

Discover
highlights

Listen to the best highlights from the podcasts you love and dive into the full episode