Brendan Gregg

DECEMBER 31, 2017

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. Our team looks after the BaseAMI, kernel tuning, OS performance tools and profilers, and self-service tools like Vector. Storage I/O. We help where we can. schedtool –B PID. Huge Pages.

Tuning 61

Tuning AWS Best Practices Network 61

Brendan Gregg

DECEMBER 30, 2017

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. Our team looks after the BaseAMI, kernel tuning, OS performance tools and profilers, and self-service tools like Vector. Storage I/O. We help where we can. schedtool –B PID. Huge Pages.

Tuning 52

Tuning AWS Best Practices Network 52

The Netflix TechBlog

OCTOBER 19, 2020

In our previous blog post we introduced Edgar, our troubleshooting tool for streaming sessions. By 2017, open source projects like Open-Tracing and Open-Zipkin were mature enough for use in polyglot runtime environments at Netflix. —?which is difficult when troubleshooting distributed systems.

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

Brendan Gregg

SEPTEMBER 5, 2017

Search for recent blog posts on Linux containers, and try them out, and you'll piece together their capabilities and workings bit by bit. Both Xen and KVM have had many performance and security improvements, and workloads can now be tuned to run at almost bare metal speeds (say, a 3% loss or less). It can be menu driven or automated.

Virtualization 76

Virtualization AWS Engineering Hardware 76

Percona

AUGUST 5, 2023

This blog was originally published in July 2017 and was updated in August 2023. Otherwise, the storage engine does a scatter-gather and queries ALL partitions in a UNION that is not concurrent. This method distributes data evenly across partitions to achieve balanced storage and optimal query performance.

Strategy 40

Strategy Storage Database Best Practices 40

Percona

JANUARY 17, 2019

now has a version which will support parallelism for SELECT queries (utilizing the read capacity of storage nodes underneath the Aurora cluster). Aurora PQ works by doing a full table scan (parallel reads are done on the storage level). sec) mysql> explain select count(*) from ontime where flightdate > '2017-01-01'G 1.

Cache 47

Cache C++ AWS Airlines 47

O'Reilly

JULY 25, 2023

So far I’ve read a gazillion blog posts about people’s experiences with these AI coding assistance tools. In the end, I had to add four additional permissions—”tabs”, “storage”, “scripting”, “identity”—as well as a separate “host_permissions” field to my manifest.json.

Programming 98

Programming Code Design Benchmarking 98