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The Ultimate Guide to Database High Availability

Percona

Defining high availability In general terms, high availability refers to the continuous operation of a system with little to no interruption to end users in the event of hardware or software failures, power outages, or other disruptions. Load balancers can detect when a component is not responding and put traffic redirection in motion.

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High Availability vs. Fault Tolerance: Is FT’s 00.001% Edge in Uptime Worth the Headache?

Percona

Some of the most important elements include: No single point of failure (SPOF): You must eliminate any SPOF in the database environment, including any potential for an SPOF in physical or virtual hardware. Load balancing: Traffic is distributed across multiple servers to prevent any one component from becoming overloaded.

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The Return of the Frame Pointers

Brendan Gregg

It was also a virtual machine that lacked low-level hardware profiling capabilities, so I wasn't able to do cycle analysis to confirm that the 10% was entirely frame pointer-based. Back-end servers. The actual overhead depends on your workload. Others have reported around 1% and around 2%. Sure, compile without frame pointers.

Java 145
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Is Intel Doomed in the Server CPU Space?

SQL Performance

A close monitoring of the hardware enthusiast community, including many of the most respected hardware analysts and reviewers paints an even more dire picture about Intel in the server processor space. Despite all of this, Intel is not going to lose their entire server processor business any time soon.

Servers 46
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What Adrian Did Next?—?Part 2?—?Sun Microsystems

Adrian Cockcroft

I really enjoyed the variety of working with several different customers every day, on different problems, and being part of an extremely innovative and fast growing company. Another big jump, but now it was my job to run benchmarks in the lab, and write white papers that explained the new products to the world, as they were launched.

Tuning 52
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Looking Ahead Beyond CMOS

ACM Sigarch

The per-core power budget is similarly constrained for servers. Server processors have a power budget around 170W, but they also have more cores per die in order to compete on throughput. There is ongoing research that examines other process technology innovations. Extracting More ILP.

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SQL Server I/O Basics Chapter #2

SQL Server According to Bob

Microsoft, ​​ Windows, ​​ Windows NT, ​​ and Windows Server ​​ are registered trademarks of Microsoft Corporation in the United States and/or other countries. The names of actual companies and products mentioned herein may be the trademarks of their respective owners.

Servers 40