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AWS EC2 Virtualization 2017: Introducing Nitro

Brendan Gregg

Virtualized in Software**: While this can support an unmodified guest OS, many operations are emulated and slow. It's using software and coordination between the hypervisor and guest to improve performance. But not all workloads: some are network bound (proxies) and storage bound (databases). ## 5. The first was c3.

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USENIX LISA2021 Computing Performance: On the Horizon

Brendan Gregg

AWS Graviton2); for memory with the arrival of DDR5 and High Bandwidth Memory (HBM) on-processor; for storage including new uses for 3D Xpoint as a 3D NAND accelerator; for networking with the rise of QUIC and eXpress Data Path (XDP); and so on.

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Building Netflix’s Distributed Tracing Infrastructure

The Netflix TechBlog

Reconstructing a streaming session was a tedious and time consuming process that involved tracing all interactions (requests) between the Netflix app, our Content Delivery Network (CDN), and backend microservices. A second job taps the data feed from the first job, does tail sampling of data and writes traces to the storage system.

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AWS EC2 Virtualization 2017: Introducing Nitro

Brendan Gregg

Virtualized in Software**: While this can support an unmodified guest OS, many operations are emulated and slow. It's using software and coordination between the hypervisor and guest to improve performance. But not all workloads: some are network bound (proxies) and storage bound (databases). ## 5. The first was c3.

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USENIX SREcon APAC 2022: Computing Performance: What's on the Horizon

Brendan Gregg

Titus, the Netflix container management platform, is now open source,” [link] Apr 2018 - [Cutress 19] Dr. DDR6: Here's What to Expect in RAM Modules,” [link] Nov 2020 - [Salter 20] Jim Salter, “Western Digital releases new 18TB, 20TB EAMR drives,” [link] Jul 2020 - [Spier 20] Martin Spier, Brendan Gregg, et al.,

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PostgreSQL vs. Oracle: Difference in Costs, Ease of Use & Functionality

Scalegrid

Recognized as the fastest growing database by popularity, PostgreSQL was named the DBMS of the year in both 2018 and 2017 by DB-Engines, and continues to grow in popularity in 2019. Software Update License & Support (annual). $0. pg_repack – reorganizes tables online to reclaim storage. Oracle Enterprise Edition.

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USENIX LISA2021 Computing Performance: On the Horizon

Brendan Gregg

AWS Graviton2); for memory with the arrival of DDR5 and High Bandwidth Memory (HBM) on-processor; for storage including new uses for 3D Xpoint as a 3D NAND accelerator; for networking with the rise of QUIC and eXpress Data Path (XDP); and so on.