Host Rubert Blumen is joined by Salesforce architect Ian Varley to discuss multi-tenancy. Their conversation covers how multi-tenancy differs from multi-user, popular architectures for multi-tenancy, why Salesforce uses a shared resource architecture, how Salesforce scales horizontally, the economics of a mix of small and large users, the importance of scaling down, scheduling, rate limiting and fairness, the threat model of a multi-tenant system, ensuring isolation between users, and technical challenges of migrating users between shards while maintaining availability and consistency.
Links from this episode68. Performance Tuning Critical Rendering Path
Special Episode: Cybersecurity
67. Launching a Startup in a Regulated Industry
66. From Idea to Beta
Special Episode: Enabling a New Generation with Technology and Hawaiian Cultural Values
65. Scaling Tech for Teachers
Special Episode: Books, Art, and Zombies: How to Survive in Today's World
64. From Internship to Job Placement
63. Streaming Music to Livestreamers
62. Crowdsourcing Code Translation
61. The Difference Engine
60. From Engineer to Entrepreneur
59. All About the Cloud
58. Capturing and Analyzing Energy Usage Metrics
57. Discussing Docker Containers and Kubernetes with a Docker Captain
56. Updating Legacy Code
55. When Side Projects Become Real
54. Building a Business by Teaching Developers
53. Scaling Telecommunications Data with a Service Mesh
52. Building and Scaling a Heroku Add-on
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