Tag: performance
Episode 496: Bruce Momjian on Multi-Version Concurrency Control in Postgres (MVCC)
This week, Postgres server developer Bruce Momjian joins host Robert Blumen for a discussion of multi-version concurrency control (MVCC) in the Postgres database. They begin with a discussion of the isolation requirement in database transactions (I in ACID); how isolation can be achieved with locking; limitations of locking; how locking limits concurrency and creates variability […]
Episode 369: Derek Collison on Messaging Systems and NATS
Derek Collison of Synadia discusses messaging systems and the open source project NATS. Host Jeremy Jung spoke with Collison about different messaging patterns such as request reply, publish subscribe, and queuing. They discuss how introducing a messaging system can solve problems like routing, load balancing, and security to simplify ops. They also go into how […]
SE-Radio Episode 362: Simon Riggs on Advanced Features of PostgreSQL
Simon Riggs, founder and CTO of 2nd Quadrant, discusses the advanced features of the Postgres database, that allow developers to focus on applications whilst the database does the heavy lifting of handling large and diverse quantities of data. Host Simon Crossley spoke with Riggs about advanced SQL, indexes, extensibility and scale; using window functions to […]
SE-Radio Episode 354: Avi Kivity on ScyllaDB
Avi Kivity of Scylladb deep dives into the internals of Scylladb and what makes it a high performant version of Cassandra, a distributed key-value datastore. Host Nishant Suneja spoke with Avi about how Scylla’s shared nothing architecture helps it in “scaling up” on every single node in the cluster. The discussion further goes into Scylla’s […]
SE-Radio Episode 347: Daniel Corbett on Load Balancing and HAProxy
Daniel Corbett of HAProxy discusses how load balancers such as HAProxy are used to improve application scalability, reliability, and security. Host Jeremy Jung spoke with Corbett to explain the concept of load and how a load balancer can distribute it across application servers; the open systems interconnection (OSI) model and how it relates to load […]
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