High-Load Storage of Users’ Actions with Scylla and HD

Logo
Presented by

Kirill Alekseev, Software Engineering Team Lead, Mail.Ru

About this talk

The presentation gives a brief overview of the high-load service that stores users' actions using HDDs. The given service is able to serve up to 240k writes per second in less than 2ms 95 percentile with just a few ScyllaDB nodes packed with HDDs. Hardware setup, specification for cluster HDD, live load numbers and latencies achieved are given. The problems we encountered with HDD setup are described along with the possible solutions to them.

Related topics:

More from this channel

Upcoming talks (0)
On-demand talks (53)
Subscribers (93)
The Scylla NoSQL database embraces a shared-nothing approach that increases throughput and storage capacity as much as 10X. It comes in open source, enterprise and database-as-a-service options. Comcast, Discord, Grab, Medium, Starbucks, Ola Cabs, Samsung, IBM, Investing.com, Zillow and many more leading companies have adopted Scylla to realize order-of-magnitude performance improvements and reduce hardware costs. For more information: ScyllaDB.com.