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it_user321339 - PeerSpot reviewer
Sr. Systems Engineer at a real estate/law firm with 1,001-5,000 employees
Vendor
Oct 9, 2015
The vMotion feature allows us to migrate VMs from one physical server to another with no downtime, though I'd suggest training prior to deployment.

What is most valuable?

  • Ease of use
  • UI
  • vMotion, migrating VMs from one physical server to another with no downtime

How has it helped my organization?

It simplifies the management of VMs of our 30 VMs. It's helped with disaster recovery, and we use EMC for disaster recovery, but it's managed with vCenter.

We moved the disaster recovery location from one state to another, and VMs helped us so that we didn’t have to move physical servers,

What needs improvement?

I don't use it enough to suggest improvements.

What do I think about the stability of the solution?

No issues, it's rock solid.

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What do I think about the scalability of the solution?

There's no issues with it.

How are customer service and support?

We’ve had no need for tech support yet; my team have so far been able to solve any issues.

What other advice do I have?

Make sure you get training on its use and deployment, because you won’t know what you’re getting into.

Disclosure: My company does not have a business relationship with this vendor other than being a customer.
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it_user300507 - PeerSpot reviewer
Systems Engineering Associate Manager with 1,001-5,000 employees
Real User
Sep 1, 2015
It allows a more efficient way to increase/decrease the server inventory.

What is most valuable?

  • vCenter
  • ESXi Host
  • Configuring
  • Management
  • Patch
  • Maintenance

How has it helped my organization?

It has reduced the space, and power utilization, as well as allowing a much more efficient way to increase/decrease the server inventory.

What needs improvement?

I think VMware should make it easier to manage different components (ESXi Hosts, vCenter, etc.) through firewalls. Some organizations have to separate the components with firewalls for security purposes, and VMware does not act well when hosts are separated from vCenter by firewalls.

For how long have I used the solution?

I've used it for two years.

What was my experience with deployment of the solution?

Absolutely, numerous issues in particular HP ESXi VMware images that we utilized created a number of deployment issues. ESXi Hosts would lock up, network configs would malfunction and plenty more. We had issues deploying vCenter on windows 2012, and Windows 2012 r2, such as being unable to successfully integrate vCenter with Active Directory and plenty more.

How are customer service and technical support?

Technical support was difficult to obtain at time because of the limited number of resources allocated to our program.

Which solution did I use previously and why did I switch?

The previous solution were individual physical servers, which we replaced by utilizing VMware.

How was the initial setup?

It was straightforward, and physical servers used to host web applications.

What about the implementation team?

We implemented it in-house.

Which other solutions did I evaluate?

No other options were looked at.

Disclosure: My company does not have a business relationship with this vendor other than being a customer.
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Buyer's Guide
VMware vSphere
December 2025
Learn what your peers think about VMware vSphere. Get advice and tips from experienced pros sharing their opinions. Updated: December 2025.
879,853 professionals have used our research since 2012.
it_user300504 - PeerSpot reviewer
Executive Vice President at a construction company with 501-1,000 employees
Vendor
Sep 1, 2015
Before implementing, I suggest you set up a couple of machines in a practice lab.

What is most valuable?

The virtualization is the valuable feature.

How has it helped my organization?

It's much easier to manage than a pile of hardware.

We are also able to roll out new ideas to the users quicker.

What needs improvement?

The web-based access is flaky. It needs to have a built in backup ability, and the update manager needs to be its own appliance.

For how long have I used the solution?

I've been using it for four or five years.

What was my experience with deployment of the solution?

It does not like working with the older Intel NICs nor the Realtek NICs, but I was able to work around that.

How are customer service and technical support?

Customer Service:

The one customer service issue I have had is almost three months old and still unresolved (that sucks).

Technical Support:

I've never used tech support.

Which solution did I use previously and why did I switch?

No previous solution used.

How was the initial setup?

It's straightforward.

What about the implementation team?

We did it in-house, and I would suggest you set up a couple of machines in a practice lab first though.

What was our ROI?

We can't quantify the ROI.

What's my experience with pricing, setup cost, and licensing?

The pricing is reliable.

Which other solutions did I evaluate?

No as we've been using before any other virtualization software was popular.

Disclosure: My company does not have a business relationship with this vendor other than being a customer.
PeerSpot user
it_user300498 - PeerSpot reviewer
Senior IT Engineer at a manufacturing company with 501-1,000 employees
Vendor
Sep 1, 2015
It now has an easier configuration so new server deployments don't take much time anymore.

Valuable Features

It's stable and has the ability to execute the features it promises.

Improvements to My Organization

We have managed to reduce the number of our physical servers dramatically.

It now has an easier configuration, so new server deployments don't take much time anymore.

Also, we're getting much less out-of-work-hour calls.

Room for Improvement

The web client has a lot of problems which hasn't been addressed properly.

The tools that VMware provides with vSphere need improvement, such as vSphere data protection.

Use of Solution

I've used vSphere for about eight or nine years, and this particular version for four to five months.

Deployment Issues

No issues encountered.

Stability Issues

Not at all, I'm quite happy with the stability.

Scalability Issues

This products works quite well with scaling.

Customer Service and Technical Support

Customer Service:

It has room for improvement, but the staff are usually very friendly and they know what they are doing.

Technical Support:

It has room for improvement, but the staff are usually very friendly and they know what they are doing.

Initial Setup

As system admins, difficulty isn't an issue as long it works after the deployment.

Implementation Team

It was done in-house.

ROI

It's saved electricity costs for us as well as costs on unnecessary equipment procurements.

Other Solutions Considered

We did a trial run of Hyper-V. We didn't switch, but Microsoft is very aggressive and tried to leverage the licenses that we had already bought. We also looked at Citrix.

Other Advice

Stick with vSphere as long as they don't screw up the product.

Disclosure: PeerSpot contacted the reviewer to collect the review and to validate authenticity. The reviewer was referred by the vendor, but the review is not subject to editing or approval by the vendor.
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PeerSpot user
Technical lead - Infrastructure Consulting / Transformation at a tech services company with 1,001-5,000 employees
Consultant
Sep 1, 2015
This product has helped to reduce the number of physical x86 servers, reducing CAPEX cost.

What is most valuable?

  • DRS
  • HA
  • vMotion
  • vConverter
  • Distributed switch

How has it helped my organization?

This product has help to reduce the number of physical x86 servers from 500 to 150. This has saved server hardware costs, data center floor space, power, and cooling. This has significantly reduced the CAPEX cost.

What needs improvement?

It needs to be easier to integrate with open cloud.

For how long have I used the solution?

I've used it for nine years.

What was my experience with deployment of the solution?

Deploying the older v3 and v3.5 had lots of issues, but the morerecent v4, v5, and v5.5 version are much easier to deploy.

What do I think about the stability of the solution?

The product is stable.

What do I think about the scalability of the solution?

No issues encountered.

How are customer service and technical support?

Customer Service:

VMware has good customer service.

Technical Support:

It's good.

Which solution did I use previously and why did I switch?

I have not had to switch.

How was the initial setup?

It's straightforward.

Disclosure: My company does not have a business relationship with this vendor other than being a customer.
PeerSpot user
it_user298443 - PeerSpot reviewer
Network/Systems Administrator at a insurance company with 501-1,000 employees
Vendor
Sep 1, 2015
It's helped to reduce the overall physical footprint of the environment and to improve availability times.

What is most valuable?

Storage vMotion and vMotion are the greatest of use in my current role; however, the most prevalent features would have to be Fault Tolerance, SRM and DRS.

How has it helped my organization?

In my current role, VMware has been used to reduce the overall physical footprint of the environment as well as ease the management aspect of all the virtual environments we used to house. In previous roles, it not only improved the aforementioned pieces but it also improved availability time lines in a significant fashion.

What needs improvement?

The room for improvement would be just like they did with the C# (thick) client back in 2.5.1 and 3.X, they need to work on the speed of the web client as they are moving towards a distributed management environment. The C# client had its issues back in its inception so they are going through the same growing pains again with the web client. Other than that, I would like to see a stripped down version of DRS brought into the Standard licensing model as the jump from a Standard license to an Enterprise (or Enterprise Plus) license is enormous.

For how long have I used the solution?

I’ve been using VMware in an enterprise workspace since version 2.5.1 in 2005. I have since had experience with version 3.5, 4, 5.0, 5.5 and 6.0. I'm also currently using vCenter Server 6.0.0A and B.

What was my experience with deployment of the solution?

No issues were encountered in the latest migrations that have been performed but this is due to previous experience.

How are customer service and technical support?

VMware has a great customer service department. If you use a trusted partner hardware (ie, HP in my experience) for your servers, they will also assist in diving into the hardware aspect of the issues you are faced with to hopefully resolve the problem. I’ve always found the VMware support has been there when I needed them. Their response times are very good and the knowledge each support engineer I’ve worked with has been more than satisfactory. I haven’t run into a “blame game” with support while using VMware.

Which solution did I use previously and why did I switch?

At my current employer, they used to use Hyper-V 2008. We migrated to VMware due to a more robust feature set and the fact that, yes Hyper-V has a lot of the features that VMware does but, once deployment is complete, VMware is a clearly more stable product than Hyper-V in the long run. I’ve seen and been involved with a few Hyper-V migrations that go from VMware to Hyper-V and after six to 12 months, most of those installations wanted to migrate back to VMware.

How was the initial setup?

The initial installation and setup of an ESXi server is very straightforward. When you start getting into the implementation of a vCenter Server you find all the “nooks and crannies” of the installation that are available. It is definitely more complex with a vCenter Server but that is mostly only if you are using all the features available to you. If you just use vCenter for managing multiple hosts at an Essentials license, it isn’t very complex at all.

What about the implementation team?

We implemented using an in-house team (myself). The advice I have is: When you are building a virtualization environment, be it VMware, HyperV, Citrix, KVM, etc., you need to make sure you build the hosts that are going to run the environment properly. Along with that, you need to make sure the storage infrastructure and network are healthy prior to performing an upgrade. If you “cheap” out on any of those aspects, the deployment will suffer in some way.

What other advice do I have?

Yes, we evaluated Hyper-V 2012. From previous experience as well as feedback from the community we decided to move forward with VMware.

Disclosure: My company does not have a business relationship with this vendor other than being a customer.
PeerSpot user
it_user298431 - PeerSpot reviewer
Senior Systems Engineer at a tech services company with 10,001+ employees
Consultant
Aug 27, 2015
It gives us the ability to manage thousands of servers from a centralized point because it supports migration between hardware and consolidated workloads.

What is most valuable?

  • The HA functions
  • vSphere Distributed Switch

How has it helped my organization?

It gives us a good consolidated overview of hundreds or thousands of servers at a time.

It gives us the ability to easily manage those from a centralized point, and a lot more reliability because we can easily migrate between hardware and consolidate workloads.

What needs improvement?

The web client, the GUI, could use some improvement. It’s pretty clunky and slow. Some things are only available in the web client, some are only available in the fat client so it would be nice to have them in both in one interface.

For how long have I used the solution?

I've used it for about two years.

What was my experience with deployment of the solution?

No, we’ve been using vSphere for a long time so we’re quite familiar with it, and we have a good relationship with VMWare. Deployment was easy.

What do I think about the stability of the solution?

We don’t see many crashes, if any, on the vSphere side.

What do I think about the scalability of the solution?

Again, it’s simple as popping extra hosts in. Quite easily scalable.

How are customer service and technical support?

Customer Service:

They’re very good. We’ve got a good relationship with VMware, and they’re always available - they give us previews on upcoming tech or quickly connect us with someone we need to speak to.

Technical Support:

It’s good. It’s usually quite easy and quick to log calls and get support services. The vSphere client has a built-in means of pulling logs which logs which we can send directly to VMWare technical support. We can get tier two or three support quite readily.

Which solution did I use previously and why did I switch?

Not since I’ve worked here, so at least 10 years. We started with vSphere.

How was the initial setup?

It kind of depends; we work with a number of different customers. It’s relatively straightforward, but for complex implementations there can be some complications. They publish all of the necessary installation information so it’s quite easy to find support for deployment.

What about the implementation team?

We do it in-house.

What's my experience with pricing, setup cost, and licensing?

It’s not something I really deal with as an engineer. Because of the types of service we offer, we don’t sell customers vSphere licensing.

What other advice do I have?

I’d grab the software from their site - you can deploy it and use it for 60 days free of charge, so whether you’re doing a large or small deployment try it out and see if it works. You can also engage with technical support services. The software is free, so grab it and play with it.

Disclosure: PeerSpot contacted the reviewer to collect the review and to validate authenticity. The reviewer was referred by the vendor, but the review is not subject to editing or approval by the vendor. The reviewer's company has a business relationship with this vendor other than being a customer: I work for a VMware partner.
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PeerSpot user
IT Administrator and Sr. VMware Engineer at a retailer with 501-1,000 employees
Real User
Aug 25, 2015
We needed to improve our response times for server deployment, SLA, testing, templates, and storage.

What is most valuable?

  • High Availability options
  • High server consolidation ratio
  • Space, noise and power consumption reduction
  • Easy to administer

How has it helped my organization?

  • Response time to all areas of our company.
  • Server deployment, SLA, everything was accelerated rapidly.
  • Testing environment, templates, storage usage, all areas were enhanced.

What needs improvement?

  • Server consolidation
  • Response time
  • Internal process management
  • Storage usage and performance

For how long have I used the solution?

Five years

What was my experience with deployment of the solution?

We never found any issue during deployment of VMware vSphere. From version 5.0, 5.1 and now in 5.5 works everything fine.

The virtualization changed everything in our company, and is the way to lead from now.

What do I think about the stability of the solution?

We never found any issue of stability using VMware vSphere. From version 5.0, 5.1 and now in 5.5 works everything fine.

The virtualization changed everything in our company, and is the way to lead from now.

What do I think about the scalability of the solution?

None.

VMware vSphere is a solution that offers excellent resources optimization and utilization. The solution himself improves the data center management and resources utilization is many ways.

We can't think our data center without virtualization.

How are customer service and technical support?

Customer Service:

Customer service from VMware was always excellent. Being a client of VMware, our company have the best response, even from our partners.

Technical Support:

Never required technical support from VMware. As a VCP, I always solve the issues myself, but I know some examples from other companies and they are very happy about this.

Which solution did I use previously and why did I switch?

No. The initial solution was VMware and we loved the product. There exists other solutions, but no one offers the level of trust and features that VMware offers, even open Source solutions like Xen.

How was the initial setup?

No, anyway. From initial installation of ESXi servers to configuration in vCenter Server the installation process is very intuitive and easy (remember that I'm VCP).

What about the implementation team?

In-house.

What was our ROI?

Our ROI was 6-12 months. The budget required to mount our virtual infrastructure was high at first glance, but the ROI was more quick than expected.

We are very happy with this and consolidation that VMware offers.

What's my experience with pricing, setup cost, and licensing?

Some licenses are expensive, mailny Enterprise Plus versions, but the features that this versions includes are impressive. Just make sure you get the right version for every business or needs.

Which other solutions did I evaluate?

We evaluate other options, but VMware is centuries ahead other solutions of virtualization. Microsoft Hyper-V is the closest, but not reach the level of VMware. Open Source solutions was not considered at initial instance, they do not apply for a serious project of virtualization.

What other advice do I have?

Evaluating migration to vSphere 6.0 in brief. I'm currently taking vSphere 6.0 courses and reading a lot, including writing a lot in my blog about this version. The improvements are really big and we wait more announces in VMware World 2015 very soon.

Disclosure: My company does not have a business relationship with this vendor other than being a customer.
PeerSpot user
it_user237264 - PeerSpot reviewer
it_user237264IT Administrator and Sr. VMware Engineer at a retailer with 501-1,000 employees
Real User

I am glad that the review has been helpful. Really once you start using VMware as virtualization platform and all its features are explored, it is impossible not to use this technology.

The characteristics associated with high availability, performance improvements and true storage virtualization and Virtual Volumes VSAN really shows why VMware is a leader in the sector. Furthermore, with the launch of new features to be announced next week at VMworld Las Vegas 2015 will extend even more advantage compared to other technologies.

As vExpert, my experience in the field of virtualization technologies showed me that as Xen, Citrix, Proxmox, to name a few, they are good and serve their purpose, but none offer the level of excellence of VMware.

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