Overview
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Explore a new approach to disk management and IO workload optimization in this Linux Foundation webinar sponsored by ScyllaDB. Delve into the intricacies of modern SSDs, their capabilities, and limitations. Learn about mixed workloads and online transaction processing (OLTP) before being introduced to Diskplorer, a tool for analyzing disk performance. Examine various storage configurations on AWS and GCP, including the challenges posed by traditional hard disks. Uncover the complexities of disk math, token bucket algorithms, and scheduler algorithms. Gain insights into CPU scheduler classes, their shares, and real-world applications. Conclude with an analysis of GCP n2-standard-16 instances with 8 load SSDs, equipping you with practical knowledge to enhance your storage I/O management skills.
Syllabus
Presenter
About ScyllaDB
Current SSDs are Amazing
SSDs are Amazing, but not Magic
Why mixed workloads? + Online transaction processing (OLTP)
Introducing Diskplorer
AWS 13.3xlarge
GCP n2-standard-8, 2TB Persistent Disk
Clunky hard disk
Disk math troubles
Disk math (step 1)
Token bucket algo (and its math)
Disk math (step 2)
Scheduler algo
Scheduler safety area
CPU scheduler classes
Classes and shares
Scheduler real work
GCP n2-standard-16,8 load SSDs
Taught by
Linux Foundation