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John Li

Learn about could computing | Eucalyptus Community - 0 views

shared by John Li on 30 Aug 10 - Cached
    • John Li
       
      like eucalyptus for the cloud computing
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    What is cloud computing? Cloud computing is the access to computers and their functionality via the Internet or a local area network. Users of a cloud request this access from a set of web services that manage a pool of computing resources (i.e., machines, network, storage, operating systems, application development environments, application programs). When granted, a fraction of the resources in the pool is dedicated to the requesting user until he or she releases them. It is called "cloud computing" because the user cannot actually see or specify the physical location and organization of the equipment hosting the resources they are ultimately allowed to use. That is, the resources are drawn from a "cloud" of resources when they are granted to a user and returned to the cloud when they are released. A "cloud" is a set of machines and web services that implement cloud computing.
Maluvia Haseltine

OpenVPN Cloud Service - 2 views

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    OpenVPN Cloud Service No Server Hardware No Server Software * No need to deploy any special VPN hardware or appliance * No need to download and install complicated VPN server software * Enabling business users to securely access OpenVPN Cloud resources and applications from anywhere around the globe * Enabling application servers to securely connect to OpenVPN Cloud from anywhere around the globe * Enabling private network or LAN to securely connect to OpenVPN Cloud from anywhere around the globe * Securely manage and monitor your OpenVPN Cloud or use our experts to setup and manage your OpenVPN Cloud network.
ronald_robin

Plan your future beyond End of Support for Windows & SQL Servers 2008/2008 R2 - 0 views

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    Microsoft's decision to retire its Windows and SQL Servers 2008 and 2008 R2 is not a sudden move. Mainstream support for Windows Server 2008/2008 R2 and SQL Server 2008/2008 R2 ended on January 13, 2015, and July 8, 2014, respectively. So, the fast-approaching EOS dates herald the end of extended support for both Microsoft products. There will be no more updates, security patches or support to help you tackle a bug in production or a security breach in your data or applications.
Erin Bothamley

Get benefits of 10Mb Internet in Irvine and Select Top Provider for this Service - 0 views

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    Whether delivered over fiber or copper lines, a 10Mb Internet Irvine connection provides substantially more bandwidth than a DSL, cable, or even an Internet T1 connection. Moreover, it is ideal for the daily operations of small to mid-sized businesses, as well as access for Cloud applications. The largest providers to offer 10Mb Internet service in Irvine, CA are AT&T, Level 3 Communications, TW Telecom, and XO Communications.
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    Whether delivered over fiber or copper lines, a 10Mb Internet Irvine connection provides substantially more bandwidth than a DSL, cable, or even an Internet T1 connection. Moreover, it is ideal for the daily operations of small to mid-sized businesses, as well as access for Cloud applications. The largest providers to offer 10Mb Internet service in Irvine, CA are AT&T, Level 3 Communications, TW Telecom, and XO Communications.
Kelly Hair

VMware: VMware vCloud Blog: Thoughts Around Service Provider's Public Cloud Platforms - 0 views

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    "aaS Providers Shifting to Commercial VMs. IaaS (infrastructure as a service) providers have focused on open source and internal technologies to deliver solutions at the lowest possible cost. But that's changing. In the past year, there's been a rapidly growing trend for IaaS providers to add support for major commercial VM formats - especially VMware, but also Hyper-V and XenServer. The reason? To create an easy on-ramp for enterprises. As enterprises virtualize (and in many cases, build private clouds), the IaaS providers know that they need to make interoperability, hybrid, overdrafting, migration as easy as possible. The question is whether that will require commercial offerings (such as VMware's vCloud Datacenter Services, or Microsoft Dynamic Datacenter Alliance), or if conversion tools will be good enough. I tend to think that service providers better make the off-premises experience as identical to the on-premises experience as possible - and I'm not sure conversion will get them there."
Stian Danenbarger

Susan Brenner: "Privacy and the Cloud" - 1 views

  • the 4th Amendment was developed at a time when the only privacy was spatial privacy; for something to be private, I had to keep it IN my home or office (and maybe in a locked chest), which both made it difficult for law enforcement officers to gain access to it and symbolically invoked my right to assume they wouldn’t gain access to it. (In other words, I could assume privacy.)
  • our lives have already moved far beyond spatial privacy; I talked about the 4th Amendment’s application to the contents of emails and what we do online -- arguing that it should apply to both, but noting that courts so far do not tend to agree. I think cloud computing will take this analysis to the next level.
  • My point is that even under current 4th Amendment law, I can make what I think are valid arguments as to why the 4th Amendment should apply to data stored in a cloud (as long as the appropriate conditions exist). I really think, though, that we shouldn’t be using cases that were decided thirty years ago or a hundred and thirty years ago to set the standard for 4th Amendment privacy in an era of advancing technology. As I argued in that law review article, I think we need to move beyond a purely spatial approach to privacy to approaches that encompass both spatial and non-spatial privacy.
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    What about privacy in an era of cloud computing? If I store my data in a cloud, is the data in a "closed container" and therefore private under the 4th Amendment? Or is putting data in a cloud analogous to giving the numbers I dial on my phone to the phone company?
Alex MIkhalev

Tectonic » Open source cluster computing on demand - 0 views

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    Need a Linux cluster for an hour or two? Powua is a new cloud computing service that uses open source software to allow users to rent up to 64 CPUs for high-demand graphics rendering or scientific applications.
DJHell .

OpenSocial in the Cloud - OpenSocial - 0 views

  • Apps can grow especially fast on social networks, so before you launch your next social app, you should think about how to scale up quickly if your app takes off.
  • Unfortunately, scaling is a complex problem that's hard to solve quickly and expensive to implement.
  • If this app grows to serve millions of users and photos, shared hosting or even a dedicated server won't have the bandwidth or CPU cycles to handle all of the requests. We could invest in more servers and network infrastructure, shard the database, and load-balance requests, but that takes time, money, and expertise. If you'd rather work on the new features of the app, it's time to move into the cloud.
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  • It's important to focus on the interactions between the app and your server when designing an application that will run in the cloud. If we standardize the communication protocol and data format, we can easily change the server side implementation without modifying the OpenSocial app.
  • You can configure the makeRequest method to digitally sign the requests your app makes to your server using OAuth's algorithm for parameter signing. This means that when your server receives a request, it can verify that the request came from your application hosted in a specific container. To implement this, the calls to makeRequest in the OpenSocial app spec XML specify that the request should be signed, and the code that handles requests on the server side verifies that a signature is included and valid
  • When our server receives a request, we can verify that it came from our application by checking that the digital signature was signed by a valid container and that the application ID is correct.
  • Since our server isn't storing any relationship data, the app will need to send us a list of user IDs so we can fetch the appropriate photos.
  • Although it's outside the scope of this article, we could provide a mechanism for our OpenSocial app to request a one-time-use token that it would include in the request to upload a photo.
  • Note that the post data is URL-encoded in the request so the post method uses urllib.unquote before splitting the comma-separated list of person IDs.
  • Since the server doesn't store any relationship data, the PhotosHandler class checks the post data of the request for a list of IDs from the container.
  • A common misconception when coding in the cloud is that storage space, CPU cycles, and bandwidth are unlimited. While the cloud hosting provider can, in theory, provide all the resources your app needs, hosting in the cloud ain't free so these resources are limited by your budget. Luckily, OpenSocial provides several mechanisms to cache images and data that will reduce the load on your server.
  • In addition to reducing traffic to our server, this technique has the added benefit of being fast—requesting data from the Persistence API is much faster than making the round trip to your server.
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    Some OpenSocial apps can be written entirely with client-side JavaScript and HTML, leveraging the container to serve the page and store application data. In this case, the app can scale effortlessly because the only request hitting your server is for the gadget specification which is typically cached by the container anyway. However, there are lots of reasons to consider using your own server: * Allows you to write code in the programing language of your choice. * Puts you in control of how much application data you can store. * Lets you combine data from users on multiple social networks. * Enables interaction with the OpenSocial REST API. Setting up an OpenSocial app that uses a third party server is fairly simple. There are a few gotchas and caveats, but the real issues come up when your app becomes successful - serving millions of users and sending thousands of requests per second. Apps can grow especially fast on social networks, so before you launch your next social app, you should think about how to scale up quickly if your app takes off. Unfortunately, scaling is a complex problem that's hard to solve quickly and expensive to implement. Luckily, there are several companies that provide cloud computing resources-places you can store data or run processes on virtual machines. These computing solutions manage huge infrastructures so you can focus on your applications and let the "cloud" handle all the requests and data at scale. This tutorial focuses on a simple photo-sharing app that uses a third-party server to host photos and associated metadata. If this app is going to host millions of images and support many requests per second, we won't be able to run it on a single dedicated host. We'll break the app down and analyze the interactions between the OpenSocial App and the back end server. Then we'll implement the app in the cloud, first using Google App Engine, then leveraging Amazon's S3 data storage service. Finally, we'll look at s
ronald_robin

Hyper-Scale your Microsoft Azure Business - 0 views

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    Service providers need to realize that the Cloud business is different than their earlier offerings - traditional hardware or solution and infrastructure managed services. They must transform quickly and direct their focus on modern applications, platform-as-a-service (PaaS), or containers and PaaS rather than just on infrastructure management. The only way forward is to incorporate agility in operations, leverage new-age toolset, establish governance, increase optimization, and invest in security as an integral part of managed services.
Daniel Goldschmidt

Unified Communications or unified meetings at Fastblue Networks - 0 views

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    Unified Communications or unified meeting is a smart way to utilize your voice, email and Audio, Web or Video Conferencing services from one location, providing you with a dedicated Cloud service that connects all of your products in a fully integrated service.
Sam Kent

Successful Internet Marketing - 1 views

Being a businessman, I always think of ways and means to attain success easily considering that competition these days is really high. That is why, I believe that only an expert in Internet Marketi...

started by Sam Kent on 15 Nov 13 no follow-up yet
Sam Kent

Reliable Internet Marketers - 1 views

I was already aware that there is a stiff competition in the online world, but then I was determined to put up my business. Of course I really want it to be very successful. That is why I asked hel...

Internet Advertising Adelaide

started by Sam Kent on 24 Sep 13 no follow-up yet
Eric Swanstrom

RapidScale's Disaster Recovery as a Service (DRaaS) or CloudRecovery Service at Fastblu... - 0 views

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    RapidScale's Disaster Recovery as a Service (DRaaS) or CloudRecovery allows you to back-up your infrastructure and data in remote, mirrored data centers that have failover servers. It offers effective, scalable protection while eliminating upfront costs for expensive maintenance and equipment, making it ideal for any size business.
Casey Wedge

Internet T1 Connection is Great Option for Small Businesses - 0 views

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    Internet T1 connections are a great option for small businesses as compared to cable or DSL. T1 Internet Services offers fractional T1, bonded T1 connection to small businesses for scalability, affordability and security. Difference between an Internet T1 line and cable or DSL, is that an Internet T1 connection is dedicated solely to you and your business, giving you the same speed and reliability 24/7. Cable or DSL are considered a shared bandwidth agreement.
Zac Mac

What are the Differences between Paid Web Hosting and Free Web Hosting? - 0 views

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    Do you ever wonder if you should go for free web #hosting or paid web hosting? Find out What are the Differences between Paid Web Hosting and #Free Web Hosting?
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    Do you ever wonder if you should go for free web #hosting or paid web hosting? Find out What are the Differences between Paid Web Hosting and #Free Web Hosting?
Zac Mac

What are the Best Cloud Storage Services? - 0 views

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    Whether you're going to use this for personal file #storage or for business use, the best cloud storage services are the ones that offer #security.
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    Whether you're going to use this for personal file #storage or for business use, the best cloud storage services are the ones that offer #security.
Casey Wedge

How to Keep your Website more Secure from Hackers? - 0 views

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    Choose a variety of DDoS Protection and Mitigation Service providers at Fastblue to keep your website, webmails and business critical applications running all the time with preventing from DDoS attacks. The overload of communication requests from hackers is what slows your website or email exchange. Imagine the damage that could be done to your company and your productivity with no website or email for hours or even days. The best way to fight against DDoS attack is to prevent it with Fastblue's variety of DDoS Protection and Mitigation Service providers.
Olivia Grey

Is the Colocation Market Growing or Shrinking? - 1 views

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    With the development of larger compute densities on smaller chips it's fair to ask whether the data center colocation market is growing or shrinking in demand for data center space. One driving technology behind the development of high density, small footprint data infrastructure environments is cloud computing.
seth kutcher

The Best Remote PC Support I Ever Had - 1 views

The Remote PC Support Now excellent remote PC support services are the best. They have skilled computer tech professionals who can fix your PC while you wait or just go back to work or just simpl...

remote PC support

started by seth kutcher on 12 Sep 11 no follow-up yet
Rem PC

The Best Remote PC Support I Ever Had - 1 views

The Remote PC Support Now excellent remote PC support services are the best. They have skilled computer tech professionals who can fix your PC while you wait or just go back to work or just simply...

remote PC support

started by Rem PC on 12 Sep 11 no follow-up yet
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