Performance News and Articles

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JMeter tests loads and measures performance of static and dynamic resources

Test Fast and Break Stuff

The JMeter specialized integrated development environment applies test scripts for load testing and performance evaluation and supports various protocols that come in handy for Internet-powered applications.
application per... , load balancing , Performance
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Processor and Memory Affinity Tools

Get better  performance from your nodes  by binding processes and  associating memory to specific cores .

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When I/O Workloads Don’t Perform

Isolating and diagnosing the root causes of your performance troubles.

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Preload Trick

By using  the LD_PRELOAD environment variable ,  you  can improve performance without making changes to applications.

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Lead Image © Lucy Baldwin, 123RF.com

Planning Performance Without Running Binaries

Blade Runner

We examine some mathemagical tools that approximate time-to-execute given the parallelizable segment of code.
Performance
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Tune your databases

Spick and Span

Release 2 of Percona Monitoring and Management for open source databases helps reign in inefficient queries and ensure you are making the best use of the available hardware.
Databases , Optimize , Performance
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Lead Image © Kati Molin, Fotolia

11 Tricks for Windows servers

Knowledge

A number of techniques applied in PowerShell or other management tools can run Windows servers more effectively, harden them, and improve their performance.
Performance , Powershell , Server , Windows
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Cron alternatives fcron and hcron

Task Schedulers

The fcron and hcron scheduler alternatives to cron are suitable for computers that do not run around the clock, and each come with specific benefits.
application per... , schedulers , tools
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Photo by Jani Brumat on Unsplash

Enlarging the TCP initial window

Open the Floodgates

Linux on-board resources let admins open the floodgates for high-volume TCP packages.
Administration , Performance , stacked filesystem , TCP Wrappers
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Linux I/O Schedulers

The Linux kernel has several I/O schedulers that can greatly influence performance. We take a quick look at I/O scheduler concepts and the options that exist within Linux.

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