Speed Curve

FEBRUARY 10, 2025

They're concerned about internet security, so they'e also running antivirus software. They think they have high-speed internet because they're paying their service provider for it, but they're using an eight-year-old modem. The number of internet users in your house could increase your download speed needs by 2X or more.

Hardware 52

Hardware Internet Internet Speed 52

Brendan Gregg

JULY 4, 2021

This was a chance to talk about other things I've been working on, such as the present and future of hardware performance. The video is on [youtube]: The slides are on [slideshare] or as a [PDF]: I work on many areas of performance, but recently I've had a lot of demand to talk about BPF.

Performance 121

Performance Latency Hardware Storage 121

Brendan Gregg

FEBRUARY 28, 2023

## References I've reproduced the references from my SREcon22 keynote below, so you can click on links: - [Gregg 08] Brendan Gregg, “ZFS L2ARC,” [link] Jul 2008 - [Gregg 10] Brendan Gregg, “Visualizations for Performance Analysis (and More),” [link] 2010 - [Greenberg 11] Marc Greenberg, “DDR4: Double the speed, double the latency?

Performance 103

Performance Latency Cache Virtualization 103

Brendan Gregg

JULY 4, 2021

This was a chance to talk about other things I've been working on, such as the present and future of hardware performance. The video is on [youtube]: The slides are [here] or as a [PDF]: first prev next last / permalink/zoom I work on many areas of performance, but recently I've had a lot of demand to talk about BPF.

Performance 52

Performance Latency Hardware Storage 52

The Agile Manager

JANUARY 10, 2011

The success of both tablets and smartphones (and to a lesser extent the fringe battlegrounds of e-readers and other specialized devices), as well as the rapid maturation of cloud-based services, has created a tech hardware war, an OS war, a bidding war for tech firms, and spawned a feeding frenzy in application development.

Hardware 40

Hardware Internet Internet Mobile 40

Brendan Gregg

FEBRUARY 28, 2023

References I've reproduced the references from my SREcon22 keynote below, so you can click on links: [Gregg 08] Brendan Gregg, “ZFS L2ARC,” [link] , Jul 2008 [Gregg 10] Brendan Gregg, “Visualizations for Performance Analysis (and More),” [link] , 2010 [Greenberg 11] Marc Greenberg, “DDR4: Double the speed, double the latency?

Performance 52

Performance Latency Cache Virtualization 52

All Things Distributed

APRIL 4, 2017

In 2011, AWS opened a Point of Presence (PoP) in Stockholm to enable customers to serve content to their end users with low latency. After finding it cost prohibitive to use colocation centers in local markets where their users are based, iZettle decided to give up hardware. iZettle, a mobile payments startup, is also ‘all-in’ on AWS.

AWS 107

AWS Airlines Latency Games 107