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How Discord Stores Trillions of Messages - A deep dive

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Manage episode 357687603 series 1954062
内容由Hussein Nasser提供。所有播客内容(包括剧集、图形和播客描述)均由 Hussein Nasser 或其播客平台合作伙伴直接上传和提供。如果您认为有人在未经您许可的情况下使用您的受版权保护的作品,您可以按照此处概述的流程进行操作https://zh.player.fm/legal

Discord engineering goes into details of how they migrated from Cassandra to ScyllaDB, improved the performance of their reads and writes and rearchitected their backend to support the new load. It is an interesting episode lets get into it

0:00 Intro

1:50 Relational vs Distributed

7:00 The Cassandra Troubles

11:00 SnowFlake vs UUID

14:30 B+Tree

19:20 B+Tree and SSDs

25:30 LSM Trees

31:00 Hot partitions

36:00 Cassandra Garbage Collector Pauses

40:00 Changing the Architecture

45:00 The Data Services

55:00 The Migration

1:02:00 Zoned Named Spaces

1:04:00 Summary

Article here How Discord Stores Trillions of Messages

https://discord.com/blog/how-discord-stores-trillions-of-messages

  continue reading

526集单集

Artwork
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Manage episode 357687603 series 1954062
内容由Hussein Nasser提供。所有播客内容(包括剧集、图形和播客描述)均由 Hussein Nasser 或其播客平台合作伙伴直接上传和提供。如果您认为有人在未经您许可的情况下使用您的受版权保护的作品,您可以按照此处概述的流程进行操作https://zh.player.fm/legal

Discord engineering goes into details of how they migrated from Cassandra to ScyllaDB, improved the performance of their reads and writes and rearchitected their backend to support the new load. It is an interesting episode lets get into it

0:00 Intro

1:50 Relational vs Distributed

7:00 The Cassandra Troubles

11:00 SnowFlake vs UUID

14:30 B+Tree

19:20 B+Tree and SSDs

25:30 LSM Trees

31:00 Hot partitions

36:00 Cassandra Garbage Collector Pauses

40:00 Changing the Architecture

45:00 The Data Services

55:00 The Migration

1:02:00 Zoned Named Spaces

1:04:00 Summary

Article here How Discord Stores Trillions of Messages

https://discord.com/blog/how-discord-stores-trillions-of-messages

  continue reading

526集单集

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