Tags: performance

FPGAs and the New Era of Cloud-Based ‘Hardware Microservices’

What is that FPGA-powered future going to look like and how are developers going to use it? FPGAs aren’t a new technology by any means; Traditionally, they have been reserved for specialized applications where the need for custom processing hardware that can be updated as very demanding algorithms...
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CPU Utilization Is Wrong

The metric we all use for CPU utilization is deeply misleading, and getting worse every year. What is CPU utilization? How busy your processors are? No, that's not what it measures. Yes, I'm talking about the "%CPU" metric used everywhere, by everyone. In every performance monitoring product. In...
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Tracking NFV Performance in the Data Center

Network function virtualization (NFV) is clearly on the rise, with an increasing number of production deployments across carriers worldwide. Operators are looking to create nimble, software-led topologies that can deliver services on-demand and reduce operational costs. From a data center...
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pyDash – A Web Based Linux Performance Monitoring Tool

pydash is a lightweight web-based monitoring tool for Linux written in Python and Django plus Chart.js. It has been tested and can run on the following mainstream Linux distributions: CentOS, Fedora, Ubuntu, Debian, Arch Linux, Raspbian as well as Pidora. You can use it to keep an eye on your Linux...
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Real-World Performance and the Future of JavaScript Benchmarking

Web workloads are changing. Performance metrics and tooling need to adapt. Limiting the amount of JS proportionally to what’s visible on the screen is a good strategy. In the last 10 years, an incredible amount of resources went into speeding up peak performance of JavaScript engines. This was...
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Performance Analysis in Linux

Written by Gabriel Krisman Bertazi, Software Engineer at Collabora. Dynamic profilers are tools to collect data statistics about applications while they are running, with minimal intrusion on the application being observed. The kind of data that can be collected by profilers varies deeply,...
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Parity Check: Expectations Around Monitoring Have Changed

For the last few years, pundits have been telling us that IT monitoring is no longer just about up-time. As we previously reported, there are two new expectations for monitoring: 1) tools should help improve performance (both IT and business) and 2) data from multiple systems should be integrated...
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What's The Fastest Linux Web Browser?

Firefox is easily the most popular Linux web browser. In the recent LinuxQuestions survey, Firefox took first place with 51.7 percent of the vote. Chrome came in second with a mere 15.67 percent. The other browsers all had, at most, scores in single percentages. But is Firefox really the fastest...
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InfiniBand network
Learn how ProfitBricks speeds data center transfers in this Vault conference preview.

Faster Data Center Transfers with InfiniBand Network Block Device

The storage team of ProfitBricks has been looking for a way to speed transfers between VMs on compute nodes and physical devices on storage servers, connected via InfiniBand, in their data centers. As a solution, they developed the IBNBD driver, which presents itself as a block device on the client...
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How to Speed up Your Apache Web Server and Your Website Page Speed

In today's fast-paced online world, speedy loading times are almost considered to be a given. Websites that take a long time to load or lag in between pages are often left behind by the vast majority of Internet users, which is why optimizing this aspect of the visitor's experience is essential for...
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