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Showing entries 1 to 10 of 97 10 Older Entries

Displaying posts with tag: virtualization (reset)

How to Deploy Galera Cluster for MySQL using Docker Containers
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February 18, 2014 By Severalnines

Virtual Machines are great, and very useful when trying out new software. However, they might be an unnecessarily heavyweight solution when testing clusters, especially if these consist of multiple nodes running exactly the same software. Each VM runs a full-blown OS image. On the other hand, Linux Containers (LXC) are an efficient alternative to OS-level virtualization and can run multiple isolated systems on a single host. Docker is a wrapper around LXC, it automates the deployment of applications inside containers. 

A notable advantage if you run with Docker + LXC is you can run …

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Don't let Technophobia kill innovation
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What? Me? technophobic? I have the latest iPhone, my office is jam packed with USB gadgets and my car is a Prius, how much more techno friendly can one get?

That is all fine, but looking beyond fun technologies that we play with just for fun, or natural, but cool and useful, evolutions come to most of us easily. But can you honestly say (I can't) that you always look at the promise of a new technology and never have never looked at it not from the point of view of the obvious new advantages, when the technology has developed into something useful, and instead just looked at it and judged this new technology only …

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Why You Should Embrace Database Virtualization
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This article addresses the benefits provided from database virtualization. Before we proceed however, it is important to explain that database virtualization does NOT mean simply running a DBMS inside a virtual machine.

Database Virtualization, More Than Running a DBMS in a Virtual MachineWhile running a DBMS in a VM can provide advantages (and disadvantages) it is NOT database virtualization. Typical databases fuse together the data (or I/O) with the processing (CPU utilization) to operate as a single unit. Simply running that single unit in a VM does not provide the benefits detailed below. That is not database virtualization that is …

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Why You Should Embrace Database Virtualization
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This article addresses the benefits provided from database virtualization. Before we proceed however, it is important to explain that database virtualization does NOT mean simply running a DBMS inside a virtual machine.

Database Virtualization, More Than Running a DBMS in a Virtual Machine While running a DBMS in a VM can provide advantages (and disadvantages) it is NOT database virtualization. Typical databases fuse together the data (or I/O) with the processing (CPU utilization) to operate as a single unit. Simply running that single unit in a VM …

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Saving $1,100 Simply by Clicking Faster – Collaborate 13 IOUG Forum Discounts exp. 3/6/2013
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Take 50% Off COLLABORATE 13 Now Through Wednesday But you’ve got to act fast! If you’re not already one of the many joining the IOUG at COLLABORATE 13 – IOUG Forum, sign up today for your chance at attending for … Continue reading →

OpenVZ and Amazon S3: how to solve the dreaded connection throttle failure
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Sometimes we encounter odd application responses that seem to make no sense. One of these such issues is related to running virtual server instances (OS Containers not Para-Virtualized VMs) and attempting to back up their data to Amazon’s S3 cloud storage. For moderately sized virtual machines running MySQL databases or Python/PHP based websites and code repositories this can be an inexpensive, quickly provisioned, and easy way to provide disaster recovery backups in numerous geographic locations, since we generally want DR content to be located in a physically distant location. Nevertheless, we can encounter …

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Database Virtualization, What it Really Means
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This is a response to a blog postby analyst and marketing consultant Curt Monash.

Originally virtualization meant running one operating system in a window inside of another operating system, e.g. running a Linux on a Windows machine using Microsoft Virtual PC or VMWare. Then virtualization evolved to mean slicing a single server into many for more granular resource allocation (Curt’s ex uno plures, translated: out of one, many). It has since expanded to …

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Database Virtualization, What it Really Means
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This is a response to a blog postby analyst and marketing consultant Curt Monash.


Originally virtualization meant running one operating system in a window inside of another operating system, e.g. running a Linux on a Windows machine using Microsoft Virtual PC or VMWare. Then virtualization evolved to mean slicing a single server into many for more granular resource allocation (Curt’s ex uno plures, translated: out of one, many). It has since expanded to include e pluribus unum (from many, one) and e pluribus ad …


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Scale Up, Partitioning, Scale Out
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On the 8/16 I conducted a webinar titled: "Scale Up vs. Scale Out" (http://www.slideshare.net/ScaleBase/scalebase-webinar-816-scaleup-vs-scaleout):


ScaleBase Webinar 8.16: ScaleUp vs. ScaleOut from ScaleBase
The webinar was successful, we had many attendees and great participation in …



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Linus on Instantiation and Armadaification
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I feel a sense of pride when I think that I was involved in the development and maintenance of what was probably the first piece of software accepted into Debian which then had and still has direct up-stream support from Microsoft. The world is a better place for having Microsoft in it. The first operating system I ever ran on an 08086-based CPU was MS-DOS 2.x. I remember how thrilled I was when we got to see how my friend’s 80286 system ran BBS software that would cause a modem to dial a local system and display the application as if it were running on a …

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Showing entries 1 to 10 of 97 10 Older Entries

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