Legacy support for a previous CloudStack environment.
Cloud Architect at a tech consulting company with 51-200 employees
Centralized management design scales well, but lacks support for third-party vendors
Pros and Cons
- "It works, and pretty much always has. Reliability and support for enterprise features, with a multi-tenant interface, makes CloudStack a very compelling solution."
- "Key features include stability, centralized management design that scales well, and transparent interoperability with different hypervisors and manufacturers.."
- "Lack of support for third-party software vendors such as Veeam and Zerto creates limitations on comprehensive offerings which would include backup and disaster recovery."
What is our primary use case?
How has it helped my organization?
It works, and pretty much always has. Reliability and support for enterprise features, with a multi-tenant interface, makes CloudStack a very compelling solution.
What is most valuable?
- Stability
- Centralized management design that scales well
- Transparent interoperability with different hypervisors and manufacturers
We also have OpenStack in production, but many of our staff members prefer CloudStack for the reasons mentioned above (less complexity, less failure-prone). There are reasons we use both though – different workloads on different systems.
What needs improvement?
Lack of support for third-party software vendors such as Veeam and Zerto creates limitations on comprehensive offerings which would include backup and disaster recovery.
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For how long have I used the solution?
More than five years.
What do I think about the stability of the solution?
We had some issues with XenServer an OVS, but that wasn’t really a CloudStack problem.
What do I think about the scalability of the solution?
No scalability issues. CloudStack has actually scaled quite well for our needs. Even though it’s more monolithic in design compared to OpenStack, we have had no issues scaling, and it actually scales with far less complexity as a result.
How are customer service and support?
Community support is very good, but after Citrix divested CloudPlatform to Accelerite, commercial support was absolutely atrocious. We actually investigated third parties like ShapeBlue because the support from Accelerite was so bad and made the decision to part ways with Accelerite completely when our contract was up for renewal.
How was the initial setup?
Complex, but all clouds are complex so that is to be expected. I and one other community member actually write a bunch of documentation for first-timers to help them through the process, because the networking always threw everybody.
What's my experience with pricing, setup cost, and licensing?
Obviously OSS is free, so you can’t beat that when it comes to price. For the commercial support options, they are extremely fair for quality of the solution.
Which other solutions did I evaluate?
Yes, we evaluated other solutions, and we run CloudStack along with OpenStack in two different environments for different reasons. In general, my preference is for CloudStack because it is less complex, has fewer moving parts and has demonstrated better stability for our needs.
What other advice do I have?
I have used it for close to eight years, since Cloud.com, prior to the Citrix acquisition.
Get commercial assistance from an experienced consultant who has deployed it before. Choices made early on in a cloud deployment can lock you into a design that may be undesirable in the future, but near impossible to change if implemented incorrectly early on.
Disclosure: My company does not have a business relationship with this vendor other than being a customer.

Senior System Analyst at a tech services company with 10,001+ employees
APIs enable customizable cloud creation, but zones need to be more stable
Pros and Cons
- "You can build your own cloud and make it customizable with APIs."
What is our primary use case?
Development and test environment for customer.
How has it helped my organization?
We saved on cost of hardware.
What is most valuable?
You can build your own cloud and make it customizable with APIs.
What needs improvement?
The zones need to be more stable. During moving and first deployment there were a lot of issues.
For how long have I used the solution?
Three to five years.
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
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CloudStack
September 2025

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Lead Linux Systems Administrator
Simple to stand up, does not restrict us just one hypervisor
Pros and Cons
- "The API with CloudStack made integration into various external facing web applications simple enough."
- "CloudStack is simple to stand up and get off the ground in a hurry. Its centralized design allows for easier troubleshooting when compared to OpenStack. Out of the box, it’s very well suited for white labeling and IaaS."
- "The back-end database design is simple and straight forward. The user interface is designed with external users in mind. Billing is relatively straightforward with this product. Not being restricted to just one hypervisor was nice."
- "Accounts, domains, and user accounts are set up with public cloud in mind, not private."
- "The numerous, multi-layered drill-down menus make it difficult to find one simple knob to turn."
How has it helped my organization?
The account concept and usage database made billing integration straight forward. The API with CloudStack made integration into various external facing web applications simple enough. In my experience, customers appreciated the console proxy for initial set up and emergency situations.
We made money off of it. For our customers, it enabled them to spend a lot less money when compared to a full-blown infrastructure implementation, without drudging through the complexity of AWS.
What is most valuable?
- CloudStack is simple to stand up and get off the ground in a hurry.
- Its centralized design allows for easier troubleshooting when compared to OpenStack.
- Out of the box, it’s very well suited for white labeling and IaaS.
- The back-end database design is simple and straight forward.
- The user interface is designed with external users in mind.
- Billing is relatively straightforward with this product.
- Not being restricted to just one hypervisor was nice.
What needs improvement?
With all that simplicity come limitations that need to be understood and planned for:
- Accounts, domains, and user accounts are set up with public cloud in mind, not private.
- The numerous, multi-layered drill-down menus make it difficult to find one simple knob to turn. It’s still easier to use than the competition but it used to be even simpler, in older versions of CloudStack.
- Cloud routers have always been lacking. They’re fine for public cloud applications but again, for private enterprise use cases, object-based firewalls are pretty important for large, complex set ups. If that sounds like too much of a lift, a description field would be a good Band-aid.
For how long have I used the solution?
More than five years.
What other advice do I have?
I’ve used, managed, and integrated it for about seven years in three different mid-sized companies. I started using CloudStack before Citrix acquired Cloud.com.
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
Quantitative Software Developer at a financial services firm with 10,001+ employees
Helped me create infrastructure environment for an academic instituion
What is our primary use case?
I used Apache CloudStack as an academic project, for setting up the environments for a school's infrastructure, and not for specific applications' usage.
How has it helped my organization?
My experience with CloudStack was part of my academic experience in my college. It eventually did not end up being used practically, it was showcased as a research project.
What needs improvement?
I think CloudStack needs to promote itself better, since I believe it a better solution than OpenStack. However, the latter has been more successfully commercially.
For how long have I used the solution?
Less than one year.
Which other solutions did I evaluate?
I have also explored setting up with OpenStack and I found it harder to use than CloudStack.
What other advice do I have?
I would rate Apache CloudStack at seven out of 10, compared with six out of 10 for OpenStack.
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
Cloud Platform engineer at a tech vendor with 5,001-10,000 employees
Provides our development environment, but multi-deployments could be better
What is our primary use case?
We use it for our enterprise cloud.
How has it helped my organization?
All our development is done on this environment because we deploy around 3,000 instances every day. We couldn’t do that on any public service because of the budget.
What is most valuable?
The feature of the Apache CloudStack, IaaS.
What needs improvement?
Multi-deployments.
For how long have I used the solution?
One to three years.
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
System Engineer at a tech services company with 51-200 employees
Easy to manage accounts and limits, helps us govern resource usage
Pros and Cons
- "Valuable features include that it is a user-friendly portal, VPN P2S and S2S possibilities, and it's easy to manage accounts and limits."
- "VPN P2S is cutting all connections except the CloudStack environment for the user when he is connected. I would like to have VPN like Cisco's AnyConnect."
- "It would be great to have a couple of “external” networks for VPC and have the possibility, for each domain, to choose they type of “external” network."
- "From time to time there is a bug in calculating limits of resources for customer domain/account. Maybe it’s a problem with 4.9.2."
What is our primary use case?
CloudStack is our private IaaS cloud which helps us manage resource usage in our company. It is also a great PoC environment.
How has it helped my organization?
It gives us a new way of providing IaaS services internally, for different departments. Also, CloudStack is providing us much more profit than OpenStack.
What is most valuable?
- User-friendly portal
- VPN P2S and S2S possibilities
- Easy to manage accounts and limits
What needs improvement?
- VPN P2S: It's cutting all connections except the CloudStack environment for the user when he is connected. I would like to have VPN like Cisco's AnyConnect.
- It would be great to have a couple of “external” networks for VPC and have the possibility, for each domain, to choose they type of “external” network.
- From time to time there is a bug in calculating limits of resources for customer domain/account. Maybe it’s a problem with 4.9.2.
- I would like to have billing built in as a feature.
- Integration with some backup software.
For how long have I used the solution?
One to three years.
What do I think about the stability of the solution?
The system is stable, I haven't faced any problems with it. The organization of management is simple and clear.
What do I think about the scalability of the solution?
It’s hard to say because I have quite a small environment. But adding nodes to the cluster/POD was done without any problems.
How are customer service and technical support?
I haven’t used technical support, but what is really good that there is a lot of written use cases within the network. I think this is more than enough.
Which solution did I use previously and why did I switch?
OpenStack was my first implementation but it’s really difficult to manage. The installation required a lot of resources just to start the platform, and the user experience was totally unsatisfactory.
After that I tried Azure Stack just for testing, but it’s also very heavy.
How was the initial setup?
It was easy and took no more than an hour (including HA configuration).
What other advice do I have?
Every infrastructure is different, and company policies are also different. I can’t advise in a general way here. I can only say that KVM and Citrix, as a hypervisors, are very stable with CLoudStack. The rest is up to the architecting fantasy of the administrator.
This solution really works. That’s it.
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
Junior QA Engineer at a tech vendor with 10,001+ employees
Keeps administration for all virtual machines in one place, but needs more specific error messages
Pros and Cons
- "The most valuable feature from my point of view is access to environment via console through separate browser window."
- "It would be a good to have more specific error messages within administration processes (e.g. problem with creating new instance)."
What is our primary use case?
Primary use case of is set up deploy for testing team's artifacts. Usually it has 8-16 RAM, ~80 HDD.
How has it helped my organization?
CloudStack helps to keep the administration process for all virtual machines in one place.
What is most valuable?
The most valuable feature from my point of view is access to environment via console through separate browser window.
What needs improvement?
It would be a good to have more specific error messages within administration processes (e.g. problem with creating new instance).
Also, I would like to see the possibility of resetting password for instance without stopping it.
For how long have I used the solution?
Less than one year.
What do I think about the stability of the solution?
Only once, an instance with VM on Windows Server was rebooted without any action from my side.
What do I think about the scalability of the solution?
No issues with scalability.
How is customer service and technical support?
I have never used technical support.
How was the initial setup?
Regarding the first creation of an instance in CloudStack, I would say that it is rather straightforward. I was faced with a non-activated network within a VM and it took a little time to find and fix it.
What other advice do I have?
In general I would to say CS is a stable solution and, in my opinion, it will solve problems with administration of VMs.
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
Site Reliability and DevOps Engineer at a tech services company with 51-200 employees
Storage migrations and volume Snapshot restores produced MySQL time-outs and status update failures
Pros and Cons
- "Multiple types of hypervisor support, multi-zone support, and VPC are great valuable features."
- "For time consuming operations like storage migrations, volume Snapshot restore and the like, we faced issues like MySQL operations timing out and status update failures. Those areas needs improvement."
- "I encountered some stability issues. When I tried to remove high-capacity virtual machines it took a long time to update, and sometimes the VM status failed to update properly in the cloud database. This occurred multiple times, even though I had sufficient resources."
What is our primary use case?
My company has developed solutions like user-friendly control portals and billing portals for CloudStack. Also we were providing infrastructure support for CloudStack-based IaaS platforms for a few of our clients. We used most possible cases like LDAP integrations, RBAC, etc., with CloudStack. We created multi-zone infrastructure with CloudStack and it was working great.
How has it helped my organization?
We acquired some good clients for our billing and control portal solutions with CloudStack and it improved our business greatly.
What is most valuable?
Multiple types of hypervisor support, multi-zone support, and VPC are great valuable features, in my opinion. Also, there are shared network features - LB, VPN, etc. - which are very useful for every user.
What needs improvement?
For time consuming operations like storage migrations, volume Snapshot restore and the like, we faced issues like MySQL operations timing out and status update failures. Those areas needs improvement.
For how long have I used the solution?
Three to five years.
What do I think about the stability of the solution?
I encountered some stability issues. When I tried to remove high-capacity virtual machines it took a long time to update, and sometimes the VM status failed to update properly in the cloud database. This occurred multiple times, even though I had sufficient resources. Other than that everything was fine.
What do I think about the scalability of the solution?
No, I did not face any issues scalability issues.
How is customer service and technical support?
Since it is an open-source product, we did not approach any technical support specifically. But the CloudStack forums and ShapeBlue forums are very helpful for many of the issues we faced. Sometimes we got exact solutions from the forums.
How was the initial setup?
Straightforward, a very simple process.
What's my experience with pricing, setup cost, and licensing?
It's an open-source product, so there won't be any pricing. For licensing, it uses Apache open-source license.
What other advice do I have?
I rate it at five out of 10. For a private cloud, CloudStack is good and fine, but for public cloud, it will not be that a great experience, in my opinion. CloudStack is good for private cloud, simple to install and set up.
If you are planning for a public cloud with microservices architecture, go for OpenStack. CloudStack is a monolithic architecutred solution to manage cloud infra and sometimes it will be difficult to pick and fix a single component from CloudStack.
Disclosure: My company does not have a business relationship with this vendor other than being a customer.

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