The Cloud Stack: SaaS, PaaS, & IaaS

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Here at 4GoodHosting, we’re a reputable web hosting service provider in Canada and we like to think we’ve got our thumbs sufficiently on the pulse of what’s new in the digital marketing world too. The ‘stack’ we’re going to talk about today is all about computing and the new way in which cloud computing, in particular, has revolutionized the way people access and utilize resources made available through the internet. We always have tips for improving your online marketing presence, but this blog post is really more about some of the more notable developments in cloud computing as they pertain to business.

The Cloud is a broad collection of services, and these days there’s plenty of options in regards to the way you can optimize them for the benefit of your company and organization. The stack is the broad range of services built on top of one another – thus the stack. Each one owes much of its stability and practicality to the one underneath it, as we’ll highlight shortly.

Unparalleled Network Access

Services make the grade as ‘Cloud’ worthy when they feature:

  • On-demand self service – any time and anywhere you want it, sign up and receive service without delay
  • Broad and uninhibited network access across varied devices (desktop, laptop, AND mobile)
  • Extensive resource pooling
  • Rapid elasticity – able to flex upwards and downwards in relation to demand surges and sags
  • Measured service that is billed accordingly, and with transparency

The Stack Itself

Alright, picture a pyramid divided into 3 sections. The pointed top is SaaS (software as a service). The middle section is Paas (platform as a service) and the base is IaaS (infrastructure as a service).

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  • SaaS applications are intended for delivery to end users, and that delivery occurs immediately via the web (analogy – think passengers)
  • PaaS encompasses all of the tools and services that make coding and deploying those services occur smoothly, reliably, and relatively understandably (analogy – think vehicles)
  • IaaS is the groundwork – the hardware and software powering it all along. This can be servers, storage, networks, operating systems (analogy – think roadways)

SaaS is software that’s deployed over the internet. To put it in more understandable terms for consumers, it’s embodied in the new phenomena where you don’t need to go and buy a physical hard copy of a software suite complete with install disc and take it home to then install on your computer. Rather, you sign up, pay your initial monthly fee, and nearly instantaneously you’ve got access to it.

SaaS offerings will feature:

  • Web access to commercial software
  • Software managed from a central location, with no responsibility put on the consumer
  • Software delivered with a ‘one customize-to-fit for all’ model
  • APIs that allow integration between different varieties of software

Keep in mind however that not ALL softwares are well suited to be made available in a SaaS model. One that are suited will be (among other characteristics):

  • Ones where the fundamental technology is well established and unlikely to change
  • Ones where there is plenty of interplay between the organization and the worldwide consumer base
  • Applications that have a growing need for web or mobile access, and where that is projected to increase even further
  • Software that is primarily intended for a short term need
  • Software where demand has been seen to spike significantly at times

PaaS is any computer platform that allows the quick and easy creation of web applications without the complexity of purchasing and maintaining infrastructure that must be in place beneath it in order for it to be functional / operational.

Simply, it’s a platform for the creation of software that’s delivered – ready made and ready to work – quickly and easily over the web.

Paas offerings will feature:

  • Services designed to develop, test, deploy, host and maintain applications within a same integrated development environment.
  • Web-based user interface creation tools that are intended for use in creating, modifying, testing and deploying different UI scenarios
  • Multi-tenant architecture where multiple concurrent users utilize the same development app • Programmed scalability of deployed software, with load balancing and failover included
  • Integration with web services and databases via common standards
  • Support for development team collaboration, with some specific ones featuring project planning and communication tools

PaaS products will be especially practical in any situation where multiple developers will be proceeding to work on a project, or where external parties must interact and work collaboratively within the development process. These models have been very well received in instances where a valuable data source already exists and the aim is to create new applications which leverage the established value of that data. PaaS is also expected to ease difficulties around rapid deployment and iteration of software.

IaaS is any proven method of delivering the servers, storage, networks, and operating systems of Cloud computing as an on-demand service. It’s obtained as public or private infrastructure, or a combination of both (very common, and also known as ‘hybrid cloud’).

IaaS offerings will feature:

  • Resources being distributed as a service, with full autonomy for the end user to apply them as he / she sees fit
  • A natural allowance for dynamic scaling, and to whatever extent is necessary
  • Variable costs, and different utility pricing models
  • In many cases, multiple users on a single piece of hardware

Examples of large-scale IaaS providers operating today are Rackspace and Amazon Web Services.

IaaS products will be a good fit in any situation where

  • Demand is volatile – increasing and decreasing, and often considerably so in either direction and without any discernible trend
  • A new organization finds investment capital for hardware to be a daunting cost
  • A growing organization finds scaling hardware to be problematic
  • A similar organization that needs to move from capital expenditure to operations expenditure

It’s a fact that Cloud computing is a rapidly accelerating revolution within the entirety of the IT world, and we imagine it will become the default method of IT delivery in the not too distant future. Becoming familiar with it is highly advisable!

Weighing Cloud Analytics

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Information technology leader is touching CLOUD ANALYTICS on a virtual interface. Information technology concept and business strategy metaphor for efficient cloud computing resource utilization.

Taking a critical look at big data gives companies valuable insights that allow them to make better-informed strategic decisions. Looking at these insights – and then making smart strategic moves based on your deductions – gives you the edge over your competitors and provides a more complete picture of your business. Undertaking big data analytics isn’t the simplest of processes though. You need the computing resources in place for it to be done effectively, and here at 4GoodHosting we like to share what we know as a Canadian web hosting provider who understands Internet marketing as well.

So, What Exactly is Cloud Analytics?

Cloud analytics is a cloud-based solution which enables businesses to carry out analyses and related intelligence procedures through integrated cloud models, whether that’s with hosted data warehouses, SaaS business intelligence (BI) or cloud-powered social media analytics. A whole range of analytical tools and techniques are put to work to help companies extract information from massive data and then present it in a way that is easily categorized, readily available via a web browser, and – most importantly – digestible and comprehensible for those who have interests in it.

A Unified Vision For The Business

Many companies face problems when different elements within the organization do not share the same perception of what is going well for the company – and what isn’t. Often, they are all working from their own data sets without a collectively agreed-upon ‘big picture.’

Cloud analytics makes it easier to identify and firmly define what that big picture should be.

One of the crucial advantages of using cloud analytics is its ability to consolidate big data from all sources and communication channels that a company employs. The capacity that cloud computing offers allows everything to feed in in a linear and timely manner: you can gather large-scale data from all your internal apps, devices, social networks and data subscriptions. Needless to say, that would be difficult to do in-house and on a single network.

Using a cloud-based data management platform lets you easily blend data from a range of sources, enabling it to be matched, merged and cleansed – with the collective volume of data being far more accurate results that enable you to have a unified vision of your business.

Increased Ease of Accessibility

The key to ensuring everyone sees – and comprehends – this unified vision lies in the ease of accessibility that cloud-based data management platforms provide. Compared to in-house applications which companies tend to be slow in adopting, cloud-based apps are much easier to use and can often be self-taught, reducing the need for staff training and instead utilizing the natural intuitiveness of the staff.

Further, employees don’t need to create one-off reports or log into separate systems to undertake analytics. That’s because the technology tends to be embraced more quickly throughout the company. This rapidity means cloud analytics become more accessible to everyone, and the fact they all quickly grasp and embrace it means it’s even more of an intelligent and productive choice.

Improved Collaboration

Many companies struggle to build a system that allows team members to collaborate effectively. A mix of in-house and external systems can be less than conducive to developing analytical models and sharing the results. As a result, development lacks pace, work is completed redundantly, and a good many people never get to contribute. This is particularly true for telecommute team members.

It’s entirely different with cloud-based data analytics. Teams can work together to curate data, create analytics designs and evaluate outcomes, no matter where they’re based. The fact that each member has access to real-time insights is of particular significance here. It’s a real benefit for operational teams who need those insights to make critical decisions in the interest of the success of the business.

Security

Cloud service providers take security very seriously. In fact, most public cloud providers have better security mechanisms in place and are much better at systemic security services than company managed, in-house systems.

In-house systems generally use a mix of older technologies and legacy apps that have more vulnerabilities than the state-of-the-art systems found in cloud data centres. Cloud systems also have less complex architecture, making them easier to monitor and defend.

The cloud also has an inherent ability to help companies meet recovery time objectives and recovery point objectives should a data disaster occur. Giant backup storage capacity and huge numbers of redundant failover servers make it a cinch for the Cloud to be able to do this, whereas for an independent it would be a staggering expense.

Here at 4GoodHosting, we are one of Canada’s premiere web hosting providers and have our thumb on the pulse of everything related to web hosting, including the newest technological advances that allow you to optimize your Internet marketing efforts and position yourself with maximum efficiency in the business world.

NoSQL Databases – The Next Step In Database Design Evolution In the Big Data Age

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4goodhosting_nosqlWhat is meant by NoSQL databases? NoSQL databases schemas and applications have now emerged into the mainstream as a modern tool for organizations battling big data requirements.

But what does NoSQL actually imply, and what advantages and disadvantages does NoSQL deliver for data storage? Here is everything you ever wanted to know but were afraid to ask about NoSQL.

To begin with, NoSQL”is not a specific database product. It is a term that refers to a general category of database methodology and techniques; and a handful of vendors have implemented NoSQL administration in different ways.

Yet all NoSQL products share a basic defining characteristic; which is that NoSQL implementations do not use the “relational-database” model of traditional SQL-style databases; such as currently ubiquitous in shared hosting “MySQL”.

“Traditional” DBs



Gaining an understanding of exactly what NoSQL means requires a recap on how most databases today have typically functioned for the past several decades.
With a relational database like MySQL, the database architect or programmer needs to define and detail in advance where the data is going to be stored. Different tables are created, different pieces of data are stored inside different tables, and data is retrieved based on table structure.

 

So MySQL, and other relational databases, are close to perfect if you know ahead of time what structure your data will be represented in; and also have a sense of how much data that will need to be stored.

 

But what happens when your storage needs not so predictable? What if your applications data storage needs to be highly scalable? Relational databases don’t work quite so well in those situations.

 

Simplicity, Openness, and Scalability

NoSQL allow you to stream data into a database without defining a formal storage structure ahead of time. As a result you do not need to write as much cryptic code for an application to interact with the database. Also you can retrieve data quickly without having to tell your application where precisely to pinpoint what data you want within a large, rigid, syntactically very sensitive database structure.

 

NoSQL DB’s also tends to scale better as they are designed to be able to run easily on distributed or clustered environments. NoSQL databases are designed to run across multiple servers – at the same time – and still appear to your application like a single database. This methodology makes it alot easier to add more storage quickly whenever alot more data is to be stored. This is a key advantage in an era when cloud & “internet of Things” devices are creating an environment of rapidly changing data storage needs.

 

Traditional databases were designed before clusters, and “the cloud”, became the norm. Distributing databases across multiple hosts, or “shard”ing relational databases is more complicated than using NoSQL databases. Relational databases also tend to require more expensive servers, but NoSQL databases have proven to be able to shard on cheaper commodity hardware.

 

The 3rd big advantage which most NoSQL databases offer is “open source”-ness. True, several relational databases, including MySQL, are now open source as well – but they were not always so open.