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

Dynatrace

At the lowest level, SLIs provide a view of service availability, latency, performance, and capacity across systems. It detects regressions and deviations from previously observed behavior across metrics such as latency, traffic, error rates, saturation, security coverage, vulnerability risk levels, and memory consumption.

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USENIX SREcon APAC 2022: Computing Performance: What's on the Horizon

Brendan Gregg

My personal opinion is that I don't see a widespread need for more capacity given horizontal scaling and servers that can already exceed 1 Tbyte of DRAM; bandwidth is also helpful, but I'd be concerned about the increased latency for adding a hop to more memory. Ford, et al., “TCP

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Service level objectives: 5 SLOs to get started

Dynatrace

According to the 2023 Dynatrace CIO Report , 78% of respondents deploy software updates every 12 hours or less. Note : you might hear the term latency used instead of response time. Both latency and response time are critical to ensure reliability. Latency primarily focuses on the time spent in transit.

Latency 181
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Service level objective examples: 5 SLO examples for faster, more reliable apps

Dynatrace

According to the 2023 Dynatrace CIO Report , 78% of respondents deploy software updates every 12 hours or less. Note : you might hear the term latency used instead of response time. Both latency and response time are critical to ensure reliability. Latency primarily focuses on the time spent in transit.

Traffic 173
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USENIX LISA2021 Computing Performance: On the Horizon

Brendan Gregg

## 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

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Answering Common Questions About Interpreting Page Speed Reports

Smashing Magazine

Answering Common Questions About Interpreting Page Speed Reports Answering Common Questions About Interpreting Page Speed Reports Geoff Graham 2023-10-31T16:00:00+00:00 2023-10-31T17:06:18+00:00 This article is sponsored by DebugBear Running a performance check on your site isn’t too terribly difficult. So why use lab data at all?

Speed 97
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USENIX SREcon APAC 2022: Computing Performance: What's on the Horizon

Brendan Gregg

My personal opinion is that I don't see a widespread need for more capacity given horizontal scaling and servers that can already exceed 1 Tbyte of DRAM; bandwidth is also helpful, but I'd be concerned about the increased latency for adding a hop to more memory. It was a great privilege. Ford, et al., “TCP