@ScyllaDB internals with Felipe Mendes 

In this episode we talk about ScyllaDB internals with Felipe Mendes.
Chapters:
0:00 ScyllaDB internals with Felipe Mendes
07:51 Write Path - API to Storage
11:40 What makes it faster than Cassandra?
13:39 Optimisations: Sea Star, shard per core architecture
15:49 Optimisations: No Garbage collection and Custom Cache Implementation
18:15 Optimisations: Scheduling groups and IO priority classes
20:07 Optimisations: IO scheduler
22:55 Benefits of shard per core architecture
30:16 Write path - Hows is a coordinator chosen?
38:20 Read path
39:27 Read path optimisations - Index Caching
41:48 Shard vs Partition
43:10 Shard per core architecture tradeoff
44:03 Observability of Database
References:
ScyllaDB architecture: opensource.docs.scylladb.com/...
Sea star: seastar.io/
ScyllaDB Caching: www.scylladb.com/2018/07/26/h...
Shard per core architecture: www.scylladb.com/product/tech...
Database performance at Scale: www.scylladb.com/2023/10/02/i...
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