Author: Peter Zaitsev

ClickHouse Performance Uint32 vs Uint64 vs Float32 vs Float64

Q1 least compressionWhile implementing ClickHouse for query executions statistics storage in Percona Monitoring and Management (PMM),  we were faced with a question of choosing the data type for metrics we store. It came down to this question: what is the difference in performance and space usage between Uint32, Uint64, Float32, and Float64 column types? To test this, […]

Upcoming Webinar Wed 2/6: Percona Software News and Roadmap Update

Percona Software News and Roadmap Update WebinarJoin Percona CEO Peter Zaitsev as he presents Percona Software News and Roadmap Update on Wednesday, February 6, 2019, at 11:00 AM PST (UTC-8) / 2:00 PM EST (UTC-5). Register Now Come and listen to Percona CEO Peter Zaitsev discuss what’s new in Percona open source software. Topics include Percona Server for MySQL and MongoDB, […]

AWS Elastic Block Storage (EBS) – Can We Get It Truly Elastic?

very old disk storageAt AWS Re:Invent 2018 there were many great announcements of AWS New Services and New Features, but one basic feature that I’ve been waiting for years to be released is still nowhere to be  found. AWS Elastic Block Storage (EBS) is great and it’s got better through the years, adding different storage types and features like Provisioned […]

20+ MongoDB Alternatives You Should Know About

alternatives to MongoDBAs MongoDB® has changed their license from AGPL to SSPL many are concerned by this change, and by how sudden it has been. Will SSPL be protective enough for MongoDB, or will the next change be to go to an altogether proprietary license? According to our poll, many are going to explore MongoDB alternatives. This blog […]

Scaling Percona Monitoring and Management (PMM)

PMM tested with 1000 nodes

Starting with PMM 1.13,  PMM uses Prometheus 2 for metrics storage, which tends to be heaviest resource consumer of CPU and RAM.  With Prometheus 2 Performance Improvements, PMM can scale to more than 1000 monitored nodes per instance in default configuration. In this blog post we will look into PMM scaling and capacity planning—how to […]

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