The Netflix TechBlog

FEBRUARY 20, 2019

Today we are excited to announce latency heatmaps and improved container support for our on-host monitoring solution?—?Vector?—?to Vector is open source and in use by multiple companies. Remotely view real-time process scheduler latency and tcp throughput with Vector and eBPF What is Vector? to the broader community.

Performance 211

Performance Latency Open Source Metrics 211

Brendan Gregg

JULY 4, 2021

## References I've reproduced the talk references 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? Ford, et al., “TCP

Performance 140

Performance Latency Hardware Storage 140

Dynatrace

APRIL 5, 2021

The 2014 launch of AWS Lambda marked a milestone in how organizations use cloud services to deliver their applications more efficiently, by running functions at the edge of the cloud without the cost and operational overhead of on-premises servers. AWS continues to improve how it handles latency issues. Dynatrace news.

Lambda 186

Lambda AWS Serverless Hardware 186

Brendan Gregg

JULY 2, 2021

opensnoop Files opened table. biolatency Disk I/O latency histogram heat map. runqlat CPU scheduler latency heat map. In a previous blog post, [An Unbelievable Demo], I talked about how something similar happened many years ago where old tracing tool versions were used without updates. at the time. [bcc]:

Latency 145

Latency Cache Energy Systems 145

Brendan Gregg

JULY 4, 2021

## References I've reproduced the talk references 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? Ford, et al., “TCP

Performance 52

Performance Latency Hardware Storage 52

All Things Distributed

JULY 20, 2015

This architecture affords Amazon ECS high availability, low latency, and high throughput because the data store is never pessimistically locked. As you can see, the latency remains relatively jitter-free despite large fluctuations in the cluster size. At first, the team looked to a few open-source solutions (e.g.,

Latency 166

Latency Architecture AWS Open Source 166

Brendan Gregg

JULY 2, 2021

If you're using an open source monitoring platform, first check if it already has a BPF agent. opensnoop Files opened table 3. biolatency Disk I/O latency histogram heat map 5. runqlat CPU scheduler latency heat map 10. Think of this as "version 1": A starting point that's pretty useful. It depends on the tool.

Open Source 40

Open Source Latency Cache Energy 40