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AWS re:Invent 2017: How Netflix Tunes EC2

Brendan Gregg

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. WARNING: These tunables were developed in late 2017, for Ubuntu Xenial instances on EC2.** Networking. Casey Rosenthal (traffic and chaos) Models of Availability. We help where we can.

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AWS re:Invent 2017: How Netflix Tunes EC2

Brendan Gregg

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. WARNING: These tunables were developed in late 2017, for Ubuntu Xenial instances on EC2.** Networking. Casey Rosenthal (traffic and chaos) Models of Availability. We help where we can.

Tuning 52
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Building Netflix’s Distributed Tracing Infrastructure

The Netflix TechBlog

In our previous blog post we introduced Edgar, our troubleshooting tool for streaming sessions. 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.

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Dynatrace Managed release notes version 1.216

Dynatrace

To improve management of node capabilities , we added Enable/disable Web UI traffic operation for cluster node in Cluster Mission Control UI. Linux: Amazon Linux AMI 2017.x. On the “Network overview” page, `Host group` filter suggestions are now properly displayed when a management zone is selected. APM-292756).

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The Importance of Monitoring SSL Certificates

Dotcom-Montior

A Content Delivery Network (CDN) is a network of servers that is placed in different locations across the globe. While slow websites do not go down well with the users, in order to improve website traffic, security is also an important factor. This could result in a loss in site traffic. million certificates.

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How Does Page Load Time Affect Your Site Revenue?

MachMetrics

Facebook took notice of the 3-second abandonment statistic and declared in August 2017 that information feed updates with slow-loading links will be shown reduced in the newsfeed: “With this update, we’ll soon take into account the estimated load time of a webpage that someone clicks to from any link in News Feed on the mobile app.

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Percentiles don’t work: Analyzing the distribution of response times for web services

Adrian Cockcroft

There is no way to model how much more traffic you can send to that system before it exceeds it’s SLA. Bill Kaiser of NewRelic published this blog in 2017 which goes some way towards what I’m talking about, but since then I have figured out a new way to interpret the data.

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