Difference between VMware and Hyper-V

Despite the fact that Microsoft’s Hyper V and VMware ESX both can be installed over the dedicated hosting hardware, the architecture is the primary differentiators between the two hypervisor based virtualization softwares.

Knowing more about the Hypervisor

The hypervisor is the primary and most crucial aspect for establishing a virtual environment.

Following are the benefits offered by Hypervisor technology :

A) It has a purpose-built, this Operating System separate Environment that strives to offer an enhanced reliability.
B) Offers a peerless usability of available hardware resources
C) Mission critical operations and applications are supported by the hypervisors features of performance acceleration.
D) Unlike any other technology that existed in the past, an hypervisor offers multiple highly advanced capabilities that were unimaginable on physical systems.

On a Dedicated Hosting server, the VMware ESX is installed as a hypervisor. This hypervisor functions as a mediator between the hardware and the VM’s created on the machine. The device drivers of the Dedicated server are included in the hypervisor, hence such a model is known as the “Direct Driver model”.

Similarly, Hyper-V is installed on the dedicated server as well, but it has a difference in the functionality and the method of accessing the hardware. In this virtualization technology, the controlling of the server hardware is done via. “root partition” which operated over the Windows Server 2008 OS platform. This particular root partition created on a dedicated server is kind of a special VM, via. this the hardware I/O requests from child partitions travel via. the VMBus environment. This is one of the crucial differences between HyperV and VmWare. And such a model is known as “Indirect Driver model”. Hence, basically before enabling the Hyper V role, the servers Operating System is of the typical architecture, while once it is enabled, Hyper V on its own gets installed on top of the server hardware, and places your original OS into this special virtual server, the root partition.

Feature Comparison between VMware and Hyper V :

VMware can be considered to be one of the convincing platforms for Cloud Hosting.

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It has been noticed that most of the times, people come-up with questions about virtualization and private cloud server hosting.

Features of Virtualization:

• Virtualization enables users to optimize the utilization of resources by emulating multiple resources using one

• Users can manually manage resources such as upgrades, patches and maintenance etc.

• It offers users the capability of Manual monitoring and usage

• It lacks in provisioning of self service commissioning of resources

• Virtualization is all about infrastructure

Features of Private Cloud

• Private cloud offers the ability to dynamically commission or de-commission the machines and resources

• It offers automated as well as central management of available resources in the pool

• An automated management of resources such as upgrades, patches and maintenance etc. are offered by Private Cloud architecture

• It enables the provisioning of self-service commissioning of resources

• Private Cloud is everything regarding service delivery

By reading this information, we assume that viewers must have gotten a fair idea about virtualization and private cloud.

Also read : An Evaluation of the Private Cloud vs. the Public Cloud

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• Alternatives for Server Virtualization
• The Cloud – Potential for Managed Services – Part II
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• Virtual Private Server (VPS) – Part 3

PhpMyChat is a PHP based script, it is very easy-to-install and can create a multi-room chat system using a database as the content storage. Lets go through the steps, in order to install the PhpMyChat on your virtual private server :

1) Open the below URL and download the following zip file – phpMyChat-Plus_1.93_full.zip

http://sourceforge.net/projects/phpmychat/

2) Enter the directory in which you wish PhPMyChat to be installed in the mentioned field. Note that the directory should be the top-level directory on your website.

3) Setting the database:
mysql_setpermission

Name of database :
Username :
Yes to password :yes
Enter Password :
Confirm Password :
Host :localhost
Yes to create :yes
Create Another :no
Exit :0

4) Open your favourite browser, and go to http://example.com/chat/setup.php3
Replace (http://example.com) with your domain name.
Now, choose Go for the auto setup.

5) Now you need to fill the database with the particular information:
host=localhost,
database name=yourdatabasename,
username=
password=
Choose Go to continue the setup

6) Fine Tuning Options:
Choose the options you wish and once it is done simply Click Ok.

7) Now, Go to Admin Register Panel
Here you will require to enter a login and password to use for chat database admin.

When it is driven, just copy and paste the produced text file into your choice of text editor.

9) Now, edit that text file with your login and password of the database.

10) Save the text file by giving the name config.lib.php3

11) Once it is done, simply move the text file into the following folder:
/home/username/public_html/chat/config/

That’s it!

Now you can open your chatroom ready at http://example.com/chat.:

http://example.com/phpMyChat.php3

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VPS Hosting

It is important to ensure that you know how to use VPS hosting effectively since being able to do so will ensure that you are able to get value for money out of the VPS hosting package that you have purchased from your web hosting provider. VPS hosting is normally used by businesses with mission critical websites or by individuals whose requirements mean that they are unable to get what they need out of a shared or reseller web hosting package; because of this, those who have VPS hosting packages in such circumstances should try and make the most of their VPS servers since they are normally the best web hosting package that they can afford for their budget. Although the price of VPS hosting can range from low end VPS servers to high end VPS servers, you should ensure that you purchase the VPS which is at the top end of your budget since this will then allow you to make the most of the resources that you have assigned to it; however, making the most of a low end cheap VPS hosting server may be quite difficult. As a web hosting provider it is up to you to ensure that you offer your customers high quality VPS hosting services which come with respectable resource assignments so that you can allow your clients to make the most of the VPS hosting package which they have purchased from you.

How VPS Hosting Works

How effectively you can use your VPS server depends on the architecture that has been deployed by your web hosting provider to allow them to offer VPS hosting services for you. The operating system which you are using will also effect just how effectively you can use the virtual machine which you have purchased from your web hosting provider. VPS servers are usually hosted on physical hardware nodes, with more than one VPS being hosted per node; although this may not seem like the best solution, it does in-fact provides web hosting providers with a large profit and does allow them to easily expand their product offering if they wish to draw in more customers. The diagram below is a basic VPS virtualization diagram, although it is more specifc to web hosting companies who are using the Virtuozzo VPS daemon.

How to Make the Most of a VPS Package

There are many ways in which you can make use of a basic VPS server, the most basic being to make use of all the resources that you have assigned to your VPS server such as disk space and bandwidth so that you aren’t losing money on each VPS server you have. If you feel a VPS server up to capacity then you are able to ensure that the VPS concerned can remain profitable; you can then move on to upgrading your current server, or in the case that you are on the highest package, you can purchase another VPS server. You should also take into consideration the other features that may be offered with your VPS hosting package, i.e. you may find that your web hosting provider is offering free backup space which you can make use of to ensure that all the important data that your VPS hosting is backed up safely. You may also find that there are other useful features provided with your VPS hosting package, i.e. search engine coupons which you should be sure to use since you can make the most of these by helping your website in search engine rankings, and at the end of the day this will of course mean more visitors to your website. So in summary, the main measures you can take to make the msot of your VPS hosting package include:

• Making the most of your resources – to help make the most of any profit you could get from selling web hosting space off on your VPS server, you should ensure that you host as many accounts as possible on your server to maximise the amount of revenue you can receive from each VPS server since this will in-turn give you a higher profit per server after you have paid all of your web hosting bills – this should include ensuring that you keep enough disk space and bandwidth so that if your customers do wish to purchase extra bandwidth from you then they are able to do so without you running the risk of not being able to provide them with their extra capacity
• Use all of your packages features – this means that if your VPS hosting package comes with extras which you may not necessarily use, such as free backup space or search engine coupons, then you should make use of them since they are likely to benefit you in one way or another, and in most cases you will find that you have nothing to lose – for example, if your VPS hosting package comes with some sort of free backup space then you should take advantage of such an offer as it will allow you to back your VPS server up meaning that if it does crash then any important data which is hosted on it won’t be lost
• search around for the right provider – another way to get the best bang for the buck to ensure that you can effectively use VPS hosting is to search around the different virtual private server hosting providers there are to find the best deal that suits you based on your budget – this should mean that when looking for a VPS hosting package that will meet your needs, you should be taking into consideration the different VPS hosting packages that are offered  by web hosting providers as well as any additional features that may be on offer as well as the level of support that you will be able to receive for the amount that you are paying.

As you can see, with initial research into VPS hosting packages as well as the web hosting providers that are offering, you can instantly use VPS hosting effectively since this will allow you to get the best bang for the buck. However, it is then up to you to ensure that you can make the most of your VPS hosting server by making the best use of the resources which you have assigned to your server, and to also use the additional features that you may have accompany your VPS server.

But how do I know that I’m using my VPS server effectively?

You will know when you are using your VPS server effectively, and whether or not you have found the best VPS hosting package that is available to you based on your budget and your requirements from a web hosting package. You should initially make your mind up on what you expect from a web hosting provider and VPS hosting package; you can then apply this to your existing VPS server and then see whether or not you are getting the best deal for your money, and if you are then how you can improve your use of the VPS server to make sure that you are using it effectively. In other situations you may know that you are using your VPS hosting server effectively if:

• you are using the limits on your resources – in some cases you may find that if you are using up all of your monthly allowance of bandwidth or if you are nearing your limit on the amount of disk space that you are limit then you will have to purchase another VPS server to meet your needs – in this situation you will be using your VPS server effectively since it means that you are making the most of one server before moving on to purchasing another VPS server so that you can stay with the same web hosting provider
• you need to purchase extra resources – if you find that a program that you are running on your server is using up too many server resources, but that the application itself is vital to the running of the server, then you will probably upgrade your VPS server in order to continue the use of the application concerned.

In either situation you will know that you have made the msot of your VPS hosting server and that you are using VPS hosting effectively since you have to purchase extra resources in order to ensure that you can continue to use your VPS server.

In conclusion, VPS hosting can easily be used effectively which will mean that you may find that you have to upgrade your VPS server at some point in time, although in some cases you may be forced to upgrade to dedicated server hosting if you are already hosted on a high end VPS hosting package. VPS server hosting is becoming big business for many web hosting uk providers which means that they are able to lower their prices and increase their resource offerings; in this case you will find that by doing a little research, you are able to get quite a big bang for the buck.

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What is Virtual Private Server (VPS) Web Hosting?

Virtual private server (VPS) is also considered to be an affordable web hosting version of the dedicated web hosting server. VPS is actually a part of the shared web hosting server, but has special features that set it apart from the common shared web hosting features. The virtual private server is also known as VPS, virtual hosting server, or virtual dedicated web hosting server.

Advantages Of Having The Virtual Private Server Web Hosting

For those users who cannot afford the top-of-the-line dedicated web hosting server and its excellent professional features, the virtual private server is the next best choice that almost matches the dedicated web hosting server in many features. The virtual private web hosting server acts as a mediator between the dedicated web hosting server and the shared web hosting server.

In case of the virtual private web hosting server, the physical web server unit is divided into many web hosting servers and then distributed to many other web users.  It is even possible to run the virtual private server on its own dedicated system. Every virtual private web server has separate operating system and each one of these systems can be rebooted separately. The virtual private web hosting server, the physical web server is automatically restarted which then runs an application that boots each of the virtual private web hosting servers using a disk image.

In the modern days, the virtual private web hosting server has become vastly popular. This popularity is chiefly because of the development in various technologies and the virtualization of the softwares that are that help in the development of the virtual private web hosting server.

The virtual private web hosting server as stated earlier is similar to the shared web hosting server. Many users are present on a single web hosting server sharing the important features like the bandwidth, the disk space, the memory allocation, various applications, softwares, security programs and other features that are present on a web hosting server.

In the virtual private web hosting server, there are two types. They are they software based web hosting server and the hardware based web hosting server. The same kernel is shared between the different virtual private servers sharing the same web server. Technically, the VPS is a marvel of the modern technology because it uses a “virtualization” of the web hosting for its user and provides a space that cannot be influenced by other sites sharing the same web server.

The hardware based web servers divide the real hardware resources. For making any kind of changes, it needs restarting of the virtual machine. This type of web servers are usually more secured. This is the most commonly used virtual private web server.

In case of the dedicated web hosting, the main hardware web hosting server is divided into various parts, each one consisting of its own environment, the web server, disk space, the bandwidth, independent softwares, applications and other related tools.

The fact that the entire web hosting server into many parts is indeed a big advantage for the users present on the entire web hosting server. This is because, even if any single web hosting servers or any application gets corrupted, it has no effect on other virtual private servers. This way, even if there are several corrupted web servers present on the main physical web hosting server, it will have no effect on your web server and therefore on your website.

Also, unlike the shared web hosting server, even though there are many users that are present on the same physical web hosting server, they do not share the same applications, softwares, or the same directory. Each user present on the main web hosting server has own applications, softwares and other tools that are just needed for his website. The virtual private web hosting server has also number of advantages when the security and the performance of the web hosting server are considered.

There are many advantages of using the virtual private web hosting server. The virtual private web hosting server provides control, helps to make the web server secure, provides flexibility, reliability and stability. Some of the main advantages of using the virtual private web hosting server are mentioned below.

As the dedicated web hosting server, the VPS also enables the user to do many similar roles independently and without the high costs needed by the completely dedicated web hosting server. For example, the users of the virtual private web hosting server can install their own softwares, applications, and make use of some of the features of the dedicated web hosting servers. Such features include the database servers, the FTP servers, the mail servers and others.

There are many other advantages of using a virtual private web hosting server. However, the biggest advantages of this kind of web hosting server is that you get “root” level access to the main web hosting server. This allows you to install, delete or change any codes or softwares that you are using. With the help of this you can even create different accounts, set permissions and many other features, which are again similar to the dedicated web hosting server. However, in case of the virtual private web hosting server, all these features are available at a pretty low cost.

Also, a virtual private web hosting server is more secure than perhaps the dedicated web hosting server or the shared web hosting server. Since each user is on a different section of the main physical web server, it provides several benefits. For example, even if one portion of the web hosting server gets corrupted or even hacked, it does not have any effect on the rest of web hosting server.

However, there are some problems as well that you can come across while using the virtual private web hosting server. Some of them are mentioned below.

Disadvantages Of Having The Virtual Private Server Web Hosting

Some of the main disadvantages of using the virtual private web hosting server are mentioned below. One of the most important disadvantages is that it needs much knowledge about the programming and coding of various applications that are needed to run the web hosting server. It also needs many advanced technical skills to handle the web hosting server.

However, if you have chosen a top-quality web hosting server, they provide you fully detailed manuals and even the training sometimes about the various skills needed to handle the virtual private web hosting server.

Also, since there are many users present on a single web hosting server, one can even experience slowness of the web server. If there are many applications and softwares present on the main physical web server that are used by users, which can also affect the bandwidth and the memory allocation of the entire web hosting server. Because of this, it takes much time for the web pages to get loaded.

To Be Continued…

Related Posts:

• Know More About Virtual Private Server VPS | Part 2
• Know More About Virtual Private Server VPS | Part 1
• Why And When Should You Use Virtual Private Server Web Hosting (VPS)
• VPS Web Hosting As Compared To Dedicated Server Web Hosting | Part 2
• VPS Web Hosting As Compared To Dedicated Server Web Hosting | Part 1