Tag: scaling

Feed: Percona Database Performance Blog. Author: Peter Zaitsev. Peter Zaitsev  | September 20, 2017 |  Posted In: Database Monitoring, Insight for DBAs, MySQL PREVIOUS POST In this blog post, I will demonstrate how to run and use sysbench histograms. One of the features of sysbench that I often I see overlooked (and rarely used) is its ability to produce detailed query response time histograms in addition to computing percentile numbers. Looking at histograms together with throughput or latency over time provides many additional insights into query performance. Here is how you get detailed sysbench histograms and performance over time: sysbench --rand-type=uniform --report-interval=1 ... Read More

Feed: All - O'Reilly Media. Author: Ken Kousen. Train at night (source: biacamentil) Take a look at Ken’s book, Modern Java Recipes, for more on using the newest features of Java, such as Lambdas, to solve a wide range of coding challenges. Several decisions were made during the creation of the Java language that still impact how we write code today. One of them was the addition of checked exceptions to the language, which the compiler requires you to prepare for with either a try/catch block or a throws clause at compile time. If you've moved to Java 8, you ... Read More

Feed: All - O'Reilly Media. Author: Carme Artigas. Ferris wheel (source: Skeeze via Pixabay) Check out Carme Artigas’ executive briefing “Analytics Centers of Excellence as a way to accelerate big data adoption by business” at the Strata Data Conference in Singapore, Dec. 5-7. Registration is now open. More than 10 years after big data emerged as a new technology paradigm, it is finally in a mature state and its business value throughout most industry sectors is established by a significant number of use cases. A couple of years ago, the discussion was still about how big data changed our way ... Read More

Feed: What's New. Today, Amazon AppStream 2.0 is introducing On-Demand fleets, a new type of fleet that can help you optimize your streaming costs. With this addition, you can now select between two different types of fleets when building your AppStream 2.0 streaming environment. With Always-On fleets, users get instant-on access to their applications, but you are charged streaming fees for all instances in the fleet, even if no users are connected. With On-Demand fleets, users experience a small delay accessing their first application. However, you are only charged streaming fees for instances when users are connected, and a small, ... Read More

Feed: Featured Blog Posts - Data Science Central. Author: Vinod Sharma. AI has taken some steps into banking, but it also poised to transform how banks learn from and interact with customers. Financial services will lead the charge in the implementation of AI. Africa’s mobile phone market has expanded to become larger than either the EU or the United States with some 650 million subscribers (2016 data). At the same time, Internet bandwidth has grown 20-fold as hundreds of thousands of kilometres of new cables have been laid across the continent to serve an increasing number of its 1.2 billion ... Read More

Feed: AWS Partner Network (APN) Blog. Author: Ian Scofield. By Ian Scofield, Juan Villa, and Mike Ruiz GameDay is an immersive, team-based event we’ve hosted at AWS Summits and re:Invent over the past few years. The event has teams of players settling into a challenging—and hopefully entertaining—scenario as DevOps leads at Unicorn.Rentals, a popular startup minutes away from the very public launch of a widely anticipated product. For more information, see the GameDay website. Of course, we have a lot going on behind the scenes to make GameDay work. Beyond all the enthusiastic acting and silly props, you’ll find a ... Read More

Feed: What's New. Amazon Web Services is Hiring. Amazon Web Services (AWS) is a dynamic, growing business unit within Amazon.com. We are currently hiring Software Development Engineers, Product Managers, Account Managers, Solutions Architects, Support Engineers, System Engineers, Designers and more. Visit our Careers page or our Developer-specific Careers page to learn more. Amazon Web Services is an Equal Opportunity Employer ... Read More

Feed: Planet big data. Author: Robert Stroud. Digital is rewriting the rules of businessNavigate change. Drive growth. Connect with Forrester. Learn more    I am seeing more and more inquiries focused on driving business transformation where the transformation depends on software and business technology.  ING is a model for digital transformation, and Ralph Hamers, CEO, has publicly reinforced the bank’s transformation. Hamers stated “We have to recognize that technology is what Banks do”[i]. Every business today must focus on delivering applications faster to drive customer experiences to meet the business’ constantly evolving requirements, or risk becoming digital dust! Speed is important, ... Read More

Feed: What's New. Lifecycle hooks allow you to control what happens when your Amazon EC2 instances are launched and terminated as you scale out and in. For example, you might download and install software when an instance is launching, and archive instance log files in Amazon Simple Storage Service (S3) when an instance is terminating. There is no charge for using Auto Scaling; you pay only for the underlying instances provisioned. To learn more about lifecycle hooks, visit the Auto Scaling documentation ... Read More

Feed: What's New. The Quick Start includes AWS CloudFormation templates that build the AWS infrastructure by following AWS best practices, and then pass that environment to Ansible playbooks to build out the OpenShift environment. The AWS CloudFormation templates use AWS Lambda to generate a dynamic SSH key pair that is loaded into an Auto Scaling group. The Ansible inventory file is auto-generated accordingly. The combination of AWS CloudFormation and Ansible enables you to deploy and tear down your OpenShift environment by using CloudFormation stacks. The deployment includes OpenShift master nodes, etcd nodes, and nodes that provide the runtime environment for ... Read More