Introduction to gRPC is a set of slides to understand how gRPC/http/2/protobuf works together.

1. Introduction to grpc
Chandresh Pancholi

2. Why gRPC?
“gRPC is a modern open source high performance RPC framework that can run in any environment. It can efficiently
connect services in and across data centers with pluggable support for load balancing, tracing, health checking and
authentication. It is also applicable in last mile of distributed computing to connect devices, mobile applications and
browsers to backend services.”

4. Supported languages
● Golang
● Java
● Ruby
● Python
● C++
● C#
● Node
● Php
● Android
● Dart
● Web with Envoy proxy

5. grpc features
● Language Neutral
● IDL based
● Based on http/2
● Supports for Protobuf & JSON

6. TCP Connection

7. http/2 features
● Multiplexing multiple requests over a single TCP Connection
● Header Compression
● HOL fixing
● Server push
● Binary protocol

8. gRPC vs REST

10. Load Balancing
● Client Side
● Server side
● Service mesh

11. Who uses gRPC on production
● Google
● Square
● Dropbox
● Netflix
● Ngrok
● CockroachDB
● CoreOS
● Uber
● +many more

12. Cons
● Load balancing
● No support for browser
● No curls

13. Questions?