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Five-nines availability: Always-on infrastructure delivers system availability during the holidays’ peak loads

Dynatrace

The nirvana state of system uptime at peak loads is known as “five-nines availability.” In its pursuit, IT teams hover over system performance dashboards hoping their preparations will deliver five nines—or even four nines—availability. But is five nines availability attainable? Downtime per year. 90% (one nine).

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The Speed of Time

Brendan Gregg

Was there some other program consuming CPU, like a misbehaving Ubuntu service that wasn't in CentOS? Measuring the speed of time Is there already a microbenchmark for os::javaTimeMillis()? Checking those available: $ cat /sys/devices/system/clocksource/clocksource0/available_clocksource. Try changing the kernel clocksource.

Speed 126
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What is synthetic testing?

Dynatrace

Also called continuous monitoring or synthetic monitoring , synthetic testing mimics actual users’ behaviors to help companies identify and remediate potential availability and performance issues. While teams can program them to rage click after a certain point or even randomly, they can never truly replicate the real-user experience.

Testing 208
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SKP's Java/Java EE Gotchas: Clash of the Titans, C++ vs. Java!

DZone

As a Software Engineer, the mind is trained to seek optimizations in every aspect of development and ooze out every bit of available CPU Resource to deliver a performing application. This begins not only in designing the algorithm or coming out with efficient and robust architecture but right onto the choice of programming language.

Java 214
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Dynatrace ‘DevSecOps Lifecycle Coverage with Snyk’ eliminates security coverage blind spots

Dynatrace

The number of containers pushed from development into production continues to increase—as does the speed of container deployment. Many organizations are investing in DevSecOps programs and want to be sure that those programs are effective and that investment is made where it generates the highest impact. What’s next?

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What is a message queue? How an observability platform eases message queue monitoring

Dynatrace

A message queue is a form of middleware used in software development to enable communications between services, programs, and dissimilar components, such as operating systems and communication protocols. However, that assumes he or she is available and has time to talk. Dynatrace news. What is a message queue? Watch webinar now!

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What is a message queue? How an observability platform eases message queue monitoring

Dynatrace

A message queue is a form of middleware used in software development to enable communications between services, programs, and dissimilar components, such as operating systems and communication protocols. However, that assumes he or she is available and has time to talk. Dynatrace news. What is a message queue?