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Migrating Critical Traffic At Scale with No Downtime?—?Part 2

The Netflix TechBlog

Migrating Critical Traffic At Scale with No Downtime — Part 2 Shyam Gala , Javier Fernandez-Ivern , Anup Rokkam Pratap , Devang Shah Picture yourself enthralled by the latest episode of your beloved Netflix series, delighting in an uninterrupted, high-definition streaming experience. This is where large-scale system migrations come into play.

Traffic 279
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2023 Black Friday and Cyber Monday retail and e-commerce IT performance observations

Dynatrace

What was once an onslaught of consumer traffic between Black Friday and Cyber Monday has turned into a weeklong event, with most retailers offering deals well ahead of Black Friday. By focusing on the server, digital performance has become much more consistent, even under the weight of massive amounts of consumer load.

Retail 230
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DevOps automation: From event-driven automation to answer-driven automation [with causal AI]

Dynatrace

When a server experiences an outage, the system promptly triggers an alert and initiates actions like restarting a server or redirecting traffic to a redundant server. Using advanced causal AI and context-aware decision-making, it identifies the root cause behind server failures. Download the free 2023 CIO Report.

DevOps 228
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The Various Methods to Backup and Restore ProxySQL

Percona

The daemon accepts incoming traffic from MySQL clients and forwards it to backend MySQL servers. These include runtime parameters, server grouping, and traffic-related settings. These include runtime parameters, server grouping, and traffic-related settings.

Traffic 109
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Percona Monitoring and Management High Availability – A Proof of Concept

Percona

The backend is a single one where the “passive” PMM instance (the one that is a pure “read replica”) is marked as “backup” so that traffic is only routed there in case the primary fails the health check. For simplicity, the PMM instances are configured to listen to the 80 port (http) on the private IPs.

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Restrict MySQL Connections to Broken Replica in ProxySQL

Percona

The daemon accepts incoming traffic from MySQL clients and forwards it to backend MySQL servers. These include runtime parameters, server grouping, and traffic-related settings. This allows us to either shun or keep online a server where replication is broken/stopped.

Traffic 93
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Site reliability done right: 5 SRE best practices that deliver on business objectives

Dynatrace

Start looking for signals Begin by monitoring the “four golden signals” that were originally outlined in Google’s SRE handbook : Latency : the time it takes to serve a request Traffic : the total number of requests across the network Errors: the number of requests that fail Saturation : the load on the network and servers 2.