I laugh at people who talk about “exactly-once delivery”
The specs that claim it have been proven wrong.
But we have methods (like idempotency) to do things well.
@mjpt777 #YowLondon
The specs that claim it have been proven wrong.
But we have methods (like idempotency) to do things well.
@mjpt777 #YowLondon
Make handover/resumption protocols.
“This is what I thought I sent to you last, did you get it?”
“Here’s what I got from you last, let’s work it out from there”
@mjpt777 #YowLondon
“This is what I thought I sent to you last, did you get it?”
“Here’s what I got from you last, let’s work it out from there”
@mjpt777 #YowLondon
These handover/resumption protocols are then useful when you need to switchover to a different datacenter.
@mjpt777 #YowLondon
@mjpt777 #YowLondon
Multicast is your friend!
Async all the things!
The options are healthier. It’s how the real world works.
Some people: “But it’s software! It’s not physical!” rrrk. grrrah. [frustrated noises]
Yes it is!
@mjpt777 #YowLondon
Async all the things!
The options are healthier. It’s how the real world works.
Some people: “But it’s software! It’s not physical!” rrrk. grrrah. [frustrated noises]
Yes it is!
@mjpt777 #YowLondon
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