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Rising Tide Rents and Robber Baron Rents

O'Reilly

As the internet grew, the amount of information available to consumers became so vast that it outran traditional human means of curation and selection. From 2000 to 2011, the percentage of US adults using the internet had grown from about 60% to nearly 80%. Available at: [link]. The market was maturing.

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Mobile Usability testing: What is it and how is it done?

Testsigma

You can now start working on identifying your goals and metrics to achieve them. Full-page screenshot and availability of touch scrolling. Be available at the time of need and frequently when you need to conduct your tests. These devices are available on-demand as they are hosted on the cloud. Scope of the product.

Mobile 95
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High Memory Usage on ProxySQL Server

Percona

ProxySQL is a very useful tool for gaining high availability, load balancing, query routing, query caching, query rewriting, multiplexing, and data masking. This database contains metrics gathered by ProxySQL concerning its internal functioning. It is a proven tool and is used largely in production. Explanation.

Servers 59
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Increased focus for your teams with fine-grained access control for your Prometheus, StatsD, and Telegraf metrics

Dynatrace

Recently, we simplified StatsD, Telegraf, and Prometheus observability by allowing you to capture and analyze all your custom metrics. Gain fine-grained access control for Prometheus, StatsD, and Telegraf metrics. To achieve this, you can now grant access to any single metric within a Dynatrace management zone.

Metrics 193
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In-product guidance accelerates Service Level Objectives (SLO) setup for confident deployments

Dynatrace

The flip side of speeding up delivery, however, is that each software release comes with the risk of impacting your goals of availability, performance, or any business KPIs. Which metrics are relevant for your business, anyway? Modern observability tools provide many metrics, but which ones are really important for your business?

Metrics 148
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A thorough introduction to bpftrace

Brendan Gregg

bpftrace is suited for this kind of analysis: decomposing metrics into distributions or per-event logs, and creating new metrics for visibility into blind spots. This example instrumented one of many thousands of available events. You can use bpftrace via one-liners or scripts, and it ships with many prewritten tools.

Latency 68
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Top 3 Challenges in Cross Browser Testing and How to Tackle Them

Testsigma

The latency problem can sometimes be tackled by providing a clear metric by the online tool but definite numbers are hard to achieve. Although, there are a few turnarounds available but most of them ultimately intersect at using a cloud-based tool for the same purpose. All this will cost you less than the price of systems alone.

Testing 53