I have about 500 volumes that I manage, and I love it.
Systems Architect at University of San Diego
It is very reliable. We have not lost one byte of data.
Pros and Cons
- "My experience with NetApp is its very easy to learn and intuitive. I can figure out just about everything."
- "I wish tech support would be better. I wish I could talk to somebody more easily and qualified, because this is way it is supposed to be.."
What is our primary use case?
How has it helped my organization?
It's a good thing to have a reliable storage. Our whole business relies on it. Our two main mission-critical systems, which are EBS system (Oracle Financials) and Banner, which is our database for student services, are stored on NetApp. We need it to be reliable, efficient, and quick, which it is.
They run on AIX and are stored on ONTAP.
What is most valuable?
My experience with NetApp is its very easy to learn and intuitive. I can figure out just about everything.
I love the System Manager. I don't even need to remember commands. I love its ease of use.
What needs improvement?
I wish tech support would be better. I wish I could talk to somebody more easily and qualified, because this is way it is supposed to be. At the moment, you talk to an entry level people, and sometimes they know less than you. You waste two to three hours with them. Finally, they send you to a higher level person who knows something. This is something many companies need to improve.
Buyer's Guide
NetApp ONTAP
April 2025

Learn what your peers think about NetApp ONTAP. Get advice and tips from experienced pros sharing their opinions. Updated: April 2025.
850,671 professionals have used our research since 2012.
For how long have I used the solution?
More than five years.
What do I think about the stability of the solution?
It is very reliable. We have not lost one byte of data. There was even an occasion about three months ago where one of my nodes went down. It was recovered and nobody even noticed.
I don't worry about stability. Even when a disc goes bad, I know it will replace itself. NetApp will send me an email, “We'll send you this tomorrow.”
What do I think about the scalability of the solution?
Scalability is very good. Now that we have an AFF A300, it will be even better. You can add more to storage on live. Before, when we had the 3220s, you only had two nodes, so you had to buy another two nodes to scale.
How are customer service and support?
Sometimes, tech support is slow to answer. However, I'm seeing this as a trend in all companies, even IBM.
Which solution did I use previously and why did I switch?
I've been using ONTAP for about ten years. I started with the 3140s, then went to the 3240s, and now, I just upgraded to the AFF A300.
How was the initial setup?
I went from an 8.17 node to 9.3 cluster nodes. This was a big change. I still have a lot of things to learn. For example, the migration was done using the 7-Mode migration tool, which was tough.
What about the implementation team?
We used a reseller for NetApp for the deployment. They were good.
What was our ROI?
I have been able to save space using ONTAP, particularly now on the new system. By default, you get compression, deduping, etc. We have saved at least 20 percent in terms of space.
What's my experience with pricing, setup cost, and licensing?
We received a super deal for our new machine, so we were happy with the price.
Which other solutions did I evaluate?
I did not consider anyone else. I love NetApp.
There are some new companies out there, but you take a chance on them. With mission-critical systems, you need a stable company. You cannot play around. NetApp systems will work when things go wrong.
What other advice do I have?
My experience with ONTAP has been very good. It is very reliable.
I might use ONTAP for machine learning. AI. and real-time analytics in the future. Next year will be very interesting as we upgraded to an AFF A300, so that's a new ballgame. I wouldn't mind getting into the cloud.
I am not using NVMe yet. Maybe next year, I will venture into that. I am only using Fibre Channel and iSCSI right now.
Disclosure: I am a real user, and this review is based on my own experience and opinions.

Storage and Backup Manager at Vodafone
The cluster version is flexible and easy to use
Pros and Cons
- "The cluster version is flexible and easy to use."
- "Stability and performance have been great."
- "In Africa, especially in West Africa, NetApp doesn't chat with their customers. Therefore, we always have to go through the local partners or vendors."
- "Because most of us were new to the product, the initial setup was a bit cumbersome. Once we were trained, it was fine."
- "I would like it to be more user-friendly. When you open the main dashboard, anyone should be able to know exactly what is going on, even without a tech background. Minimal training should be required."
What is our primary use case?
ONTAP is the OS for NetApp storage controllers. We use it to provision storage or line volumes for our internal customers requesting storage either for databases, the storing of flat files, etc.
How has it helped my organization?
ONTAP 7-mode is a bit archaic, but with the clustered mode, it is straightforward. Also, if you add OnCommand Unified Manager, it is awesome.
We have a lot of mission critical systems, so we normally use ONTAP for all of them along with our databases and applications, e.g., Oracle Databases, like the BI and the CRM. We also have a VMS, which takes care of our virtual management systems.
It's easy to use. So, we don't have much stress.
What is most valuable?
- SnapMirror
- Snapshot
- FlexClone volume: Cloning of volumes, volume move, and volume create.
What needs improvement?
I would like it to be more user-friendly. When you open the main dashboard, anyone should be able to know exactly what is going on, even without a tech background. Minimal training should be required.
What do I think about the stability of the solution?
Stability and performance have been great.
Sometimes it takes a while for us to upgrade. We need to ensure the applications running are compatible with the upgrades that we will be running. So, it takes us a little time to upgrade. However, all the upgrades, including the latest one (ONTAP 9.4), have been awesome.
What do I think about the scalability of the solution?
Its scalability is good.
How are customer service and technical support?
I'm here at NetApp Insight because I needed to talk to a few of the NetApp customer representatives about cost. In Africa, especially in West Africa, NetApp doesn't chat with their customers. Therefore, we always have to go through the local partners or vendors.
I just spoke to a woman on the technology team. She's promised to be in touch and have somebody come to Ghana to speak to the high-end customers, like Vodafone, MTN, etc.
ONTAP's technical support is awesome and always ready to help.
Which solution did I use previously and why did I switch?
We did not have a solution before NetApp, and NetApp was the first, but now we have Huawei as well.
We first used the NetApp 7-Mode version. Now, we use the cluster version. The cluster version is more flexible and easier to use.
How was the initial setup?
Because most of us were new to the product, the initial setup was a bit cumbersome. Once we were trained, it was fine.
What about the implementation team?
We used a local vendor for the deployment with professional support from Nigeria. Our experience with them was good.
What was our ROI?
We have seen ROI.
It doesn't help reduce the overall cost of storage.
We have been able to save about 3TB to 5TB of storage. We still need to do more on the compression bit, then provisioning, to save more going forward.
What's my experience with pricing, setup cost, and licensing?
The product costs an arm and leg; it's expensive.
Which other solutions did I evaluate?
We looked at NetApp, Dell EMC, HPE, and Huawei.
We chose NetApp because of efficiency and performance. Its product is up-to-date.
What other advice do I have?
Fabric is good. I have yet to experience NVMe.
Sometime in the future, we will look at AI and machine learning.
Disclosure: I am a real user, and this review is based on my own experience and opinions.
Buyer's Guide
NetApp ONTAP
April 2025

Learn what your peers think about NetApp ONTAP. Get advice and tips from experienced pros sharing their opinions. Updated: April 2025.
850,671 professionals have used our research since 2012.
Support Engineer at a tech vendor with 10,001+ employees
Multi-protocol support addressed key challenges for our business
Pros and Cons
- "NetApp ONTAP has absolutely been a game changer for our organization. We support and use different storage services, but this is the first time we have a service and storage that supports multiple protocols, such as SMB, NFS."
- "They could focus on making it more user-friendly. Currently, many users need a certain level of NetApp knowledge to operate it effectively, often relying on command-line interfaces that demand IT or technology skills. While there is a GUI available through Systems Manager, a lot of management still occurs at the command line, so enhancing the GUI for better usability could be a key focus area."
What is our primary use case?
My use case for the solution includes both business and personal aspects. Personally, I run a lot of file and storage activities at home, managing database operations, and I prefer using NetApp as my backend storage to store data in the cloud instead of relying on third parties storage.
For the business case at my company, we utilize it effectively, and I support it myself by troubleshooting NetApp issues. In our organization, we mostly use NetApp ONTAP. We also use some features that come with NetApp, such as Cloud Insights and Systems Manager.
How has it helped my organization?
NetApp ONTAP has addressed key challenges for our business, especially because our cloud organization provides technology for customers. Our clients have requested multi-protocol support over the last few years. Before NetApp ONTAP, we had services that only supported a single protocol. Now, we have a product that allows customers to launch a single service usable by multiple and different clients, rather than needing to deploy two different products. That's the main game changer for us.
NetApp ONTAP has significantly improved our customer satisfaction and enabled faster service delivery at my organization. It makes it easier to launch and scale for customers. It performs better than other storage systems we've had before, and it supports multiple protocols. Big enterprise customers want storage systems that accommodate various client machines, including Linux, Windows, or Mac. It helps ensure that users can access the same backend effortlessly. Previous services were limited to a particular technology focus, but with NetApp ONTAP, this is no longer an issue, leading to a big win for us.
In choosing NetApp over other vendors, the primary reason was its accessibility and integration capabilities. It works well across various machines, whether they are Windows, Linux, Mac OS, or different types of servers. The hybrid usage is also beneficial for backups and disaster recovery, whether on-premises or in the cloud. I utilize the SnapMirror feature for disaster recovery, and its multi-availability zone support allows customers to launch in different zones to maintain access to their data even if one goes down.
When considering the evolving cybersecurity landscape and the increase in AI, NetApp ONTAP stands out with its own security features. It offers SnapLock for extra security and integration with Active Directory for user authentication. It helps manage secure access for customers in their organization while ensuring that users can authenticate using their username and password. We have never encountered any security issues because NetApp ONTAP includes security defenses built into the service, allowing end users to secure their data effectively.
What is most valuable?
NetApp ONTAP has absolutely been a game changer for our organization. We support and use different storage services, but this is the first time we have a service and storage that supports multiple protocols, such as SMB, NFS and iSCSI. It has been very helpful, especially for big enterprise customers that want to use these protocol services. It has been a big game changer for us and a big boost over the last few years.
The best features of NetApp ONTAP that I appreciate include its security and compliance aspects. It supports Active Directory for access authentication, requiring users to be domain members authenticated by the domain administrator. There is also antivirus integration for added protection. NetApp ONTAP complies with numerous certifications, such as PCI and HIPAA, which are critical in our industry.
NetApp ONTAP supports different protocols and gives very good performance. It scales very well and can integrate with different client machines. It also works well for backup and disaster recovery.
What needs improvement?
They can make it more accessible to individuals beyond just enterprises. Many everyday users gravitate towards storage solutions such as Google Drive or OneNote, so making NetApp services more user-friendly for everyone would be beneficial.
They could focus on making it more user-friendly. Currently, many users need a certain level of NetApp knowledge to operate it effectively, often relying on command-line interfaces that demand IT or technology skills. While there is a GUI available through Systems Manager, a lot of management still occurs at the command line, so enhancing the GUI for better usability could be a key focus area.
For our next technology investments, I believe that the AI aspect will be significant. Given the current landscape, many companies are investing in artificial intelligence, and we aim to do the same. I envision having AI or some form of service integrated with our NetApp ONTAP solution in the coming months or years to facilitate easier data searches for end users.
For how long have I used the solution?
I've been using NetApp ONTAP for three years. When we launched it in my organization, I started supporting it.
What do I think about the stability of the solution?
There's always room for improvement for every service. I would rate it a nine out of ten for stability.
What do I think about the scalability of the solution?
It scales very well for me. I always use it, and I've enjoyed using it. It has very low latency. It gives the maximum throughput possible. I would rate it an eight out of ten for scalability.
We have 500 to 1,000 users. Our clients are small, medium, and enterprise businesses.
How are customer service and support?
My experiences with NetApp's support team have always been very positive. Their engineers know their stuff and perform well, so I would rate it an eight out of ten.
How would you rate customer service and support?
Positive
What was our ROI?
When it comes to return on investment and time savings, personally, I've saved a significant amount of time because of NetApp's multi-protocol support. I don't need to set up different services for Linux and Windows. Considering this, I would give it a nine out of ten.
What's my experience with pricing, setup cost, and licensing?
The price could be a little bit cheaper, but you get what you pay for. I would rate it an eight out of ten for pricing because it reflects the quality of the service offered.
What other advice do I have?
We work directly with NetApp ourselves to expand and add different features. There are a lot of features that we add on top of NetApp based on our customers' requests. We talk to our customers and ask them what else they would like to see. If it is a feature demanded by multiple customers, we work with NetApp to see if such a feature can be added to the service itself.
Overall, I rate NetApp ONTAP a nine out of ten. To elevate the solution to a ten, I believe adding AI integration would be crucial.
Disclosure: I am a real user, and this review is based on my own experience and opinions.
Last updated: Apr 26, 2025
Flag as inappropriateExcellent support, highly stable, and easy to use
Pros and Cons
- "Its ease of use, for the most part, through the interfaces is valuable."
- "It's very expensive."
What is our primary use case?
We manage all of our storage with it. In terms of the version, we're in the process of going to the newest version. It's probably 9.12.
How has it helped my organization?
Resiliency is the big one for us.
What is most valuable?
Its ease of use, for the most part, through the interfaces is valuable.
What needs improvement?
It's very expensive.
For how long have I used the solution?
I have been using this solution for over 10 years.
What do I think about the stability of the solution?
I'd rate it a 10 out of 10 in terms of stability.
What do I think about the scalability of the solution?
I'd rate it a 10 out of 10 in terms of scalability. It's being used by the entire organization of about 400 people and probably 300 or 400 systems.
We have plans to increase its usage. I just bought up a whole bunch of new equipment.
How are customer service and support?
I'd rate them a 10 out of 10. If possible, I'd rate them even higher.
Which solution did I use previously and why did I switch?
I didn't use any other solution previously.
How was the initial setup?
It was largely handled by NetApp themselves with me watching. So, it was pretty simple for me. For the actual software or system deployment itself, there was one person.
What was our ROI?
We have seen an ROI.
What's my experience with pricing, setup cost, and licensing?
It's very expensive.
What other advice do I have?
I'd advise others to go for it if they can afford it. It's very expensive, but I like it because of the support and because of its ability to just work without me having to touch it very often.
I'd rate it an eight out of ten.
Which deployment model are you using for this solution?
On-premises
Disclosure: I am a real user, and this review is based on my own experience and opinions.
system & storage expert at a financial services firm with 1,001-5,000 employees
The auto-completion feature now simplifies management by streamlining command-line operations
Pros and Cons
- "Our organization is short-staffed, and ONTAP's ease of storage management is well-suited to our small team."
- "ONTAP's GUI does not encompass all the features available in the CLI."
What is our primary use case?
We manage our data systems with NetApp ONTAP through either the command-line interface or the graphical user interface.
We implemented ONTAP because it provides a unified management interface for all storage, simplifying administration by using the same language for both SAN and NAS environments.
How has it helped my organization?
NetApp ONTAP is user-friendly.
The auto-completion feature now simplifies ONTAP management by streamlining command-line operations. When entering commands via the CLI, auto-completion suggests relevant options, improving efficiency and reducing errors. This enhanced functionality has proven effective in managing various storage environments, consistently delivering the expected performance.
We have tested ONTAP in several environments, and its performance has met our expectations.
ONTAP reduces human error by providing helpful auto-completion features, eliminating the need to memorize all commands.
ONTAP helps improve our cost savings because NetApp products are competitively priced compared to IBM and Dell.
We realized the benefits of ONTAP immediately.
What is most valuable?
Our organization is short-staffed, and ONTAP's ease of storage management is well-suited to our small team.
What needs improvement?
ONTAP's GUI does not encompass all the features available in the CLI. Some functions can only be executed through the CLI.
For how long have I used the solution?
I have been using NetApp ONTAP for about eight years.
What do I think about the stability of the solution?
I would rate the stability of ONTAP eight and a half out of ten. There are bugs from time to time, especially in new versions. If we upgrade, there might be issues with some features, but it is generally stable.
What do I think about the scalability of the solution?
Our previous product faced scalability limitations requiring a complete replacement. However, recent systems, particularly the new NetApp systems, demonstrate significantly improved scalability compared to their predecessors.
How are customer service and support?
The technical support is good.
How would you rate customer service and support?
Positive
Which solution did I use previously and why did I switch?
Our company used various storage solutions from vendors like Dell, IBM, and Hitachi. However, NetApp ONTAP stands out due to its consistent core functionality, even with feature updates, maintaining simplicity compared to other complex solutions.
How was the initial setup?
The complexity and duration of a NetApp ONTAP deployment depend significantly on the chosen approach. Building a new ONTAP environment from scratch typically takes around two weeks, while migrating an existing storage infrastructure from another vendor to ONTAP can increase the deployment time to two months due to the added complexities of data transfer, compatibility considerations, and potential application downtime.
What was our ROI?
In my experience of almost 25 years, ONTAP was less time-consuming than most other products I've worked with.
What's my experience with pricing, setup cost, and licensing?
NetApp ONTAP is moderately priced. The tag price is more competitive for the value we get.
What other advice do I have?
I would rate NetApp ONTAP nine out of ten.
We have NetApp ONTAP deployed in multiple locations with 2,500 users.
NetApp ONTAP requires maintenance for upgrades, adding features, and replacing failed disks.
I will recommend ONTAP. It is advisable to consider a proof of concept.
Which deployment model are you using for this solution?
On-premises
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.
Last updated: Nov 7, 2024
Flag as inappropriateManager - Data Center Services at TTi Power Equipment
The on-ramp for all things Netapp
Pros and Cons
- "You can scale the product up or out."
- "The older UI is not ideal."
What is our primary use case?
ONTAP is Netapp's data management solution for on-premise and cloud datastores.
How has it helped my organization?
ONTAP itself hasn't really "improved [our] organization", but the Netapp IP that we leverage THROUGH ONTAP is a cornerstone for our data management and disaster recovery and business continuity programs.
What is most valuable?
The solution is extremely stable and easily scalable. The snapshot capabilities protect against data loss due to corruption and human error, the snapmirror replication methodology provides efficient disaster recovery, and the data compression/deduplication technologies provide amazing storage efficiency. Add to that the seamless management of hierarchical and object storage on-premise and in the cloud and you have a compelling solution for broad data management under a single platform.
What needs improvement?
The ONTAP UI is constantly evolving, and it is always a work in progress. Several management constructs (e.g. disk aggregates) have been removed from ONTAP and relegated to the command line only, seemingly to streamline the UI. It would be nice if future releases would allow us to turn the features we actually use back on.
For how long have I used the solution?
Since 2005.
What do I think about the stability of the solution?
Rock solid and bulletproof.
What do I think about the scalability of the solution?
It's scalable. You can have many, many nodes in a cluster. You can have multiple clusters as well. It can scale up or out.
How are customer service and support?
Overall, my experience with Netapp support has been excellent. Like all large tech providers, they have had occasional lags in their support services, but I have had very few major problems, and I have never had an issue that they could not or would not resolve.
How would you rate customer service and support?
Positive
Which solution did I use previously and why did I switch?
Many years ago, we were an EMC shop, but we moved to Netapp in 2005, and have never seen a reason to leave the Netapp platform since.
How was the initial setup?
The initial complexity really depends on the architecture required to support each customer's data needs. That said, once the systems have been set up, ongoing maintenance is very straightforward.
What about the implementation team?
We absolutely used a vendor team, and I would recommend that most Netapp customers do so.
What was our ROI?
We've never really calculated the ROI, but the value of Netapp's compression and deduplication technology should not be underestimated and will become all the more important as we increasingly move workloads to and from public clouds.
What's my experience with pricing, setup cost, and licensing?
Great enterprise-grade IP is never inexpensive, but Netapp successfully delivers a lot of value for the money. Netapp offers its data management solutions in an ala carte fashion which makes licensing a bit nebulous, but there are valid arguments on both sides.
What other advice do I have?
Find a good channel partner. If you are in a very large shop with plenty of storage experts, then you might go it alone. For the rest of us, having a capable partner to help with architectural and technical considerations is a total game changer.
Disclosure: I am a real user, and this review is based on my own experience and opinions.
Architect at a retailer with 10,001+ employees
Since we have a hybrid solution, we can accommodate for the performance that we need
Pros and Cons
- "It has been very stable. We haven't had a significant outage."
- "The solution has helped our organization reduce its overall cost of storage by allowing us to have multiple sites using the multi-tenant security model, segregated from each other, while at the same time using the same resources."
- "Sometimes, we have had some delays, on holidays and weekends, getting the right resource for a specific problem."
What is our primary use case?
We use it for SMB and CIFS for different departments. It is also used for HIPAA and FTC compliance.
How has it helped my organization?
Management, deployment, and compliance are much easier. We're doing NetApp Volume Encryption (NVE), so it has increased the security model as well.
We use ONTAP for our mission-critical applications. E.g., at our pharmacies, we started loading data onto our NetApp systems.
What is most valuable?
- Ease of use.
- Ease of expansion.
- It doesn't go down and is very reliable.
- It is quite fast.
- Since we have a hybrid solution, we can accommodate for the performance that we need.
What needs improvement?
We would like more building performance monitoring. Right now, we have to buy separate products.
What do I think about the stability of the solution?
It has been very stable. We haven't had a significant outage. We do take time and test as if we were going to go down, but we haven't gone down yet.
What do I think about the scalability of the solution?
Because we are using ONTAP Cluster Mode, if we want to increase, we add nodes or pairs of nodes. It is that easy.
How are customer service and technical support?
I would rate technical support as an eight of ten. Sometimes, we have had some delays, on holidays and weekends, getting the right resource for a specific problem.
When we need to escalate an issue, there can be a delay when they have to find somebody. Besides that, our experience has not been bad.
Which solution did I use previously and why did I switch?
We used and still use Dell EMC.
What about the implementation team?
We used NetApp for the deployment. Right now, we are using a VAR, World Wide Technology, for NetApp operations.
Our experience with World Wide Technology has been good. It's a fantastic company. Whenever we have had issues, if NetApp is not prompt, they almost immediately try to resolve them. They have their own resources. We have increased our support by having them as a middleman.
What was our ROI?
We have seen ROI, especially with the deduplication. We have a high ratio of deduplication and are way past 70 percent of our VDI, as we have almost 400TBs on our VDI. We have been able to save at least a quarter of a petabyte of space.
The solution has helped our organization reduce its overall cost of storage by allowing us to have multiple sites using the multi-tenant security model, segregated from each other, while at the same time using the same resources.
What's my experience with pricing, setup cost, and licensing?
Our cost per IOP is three to four dollars, but we have a hybrid solution. Therefore, we have SSD and spinning disk running together.
In the past, you didn't have to buy separate products. They were mostly included with the purchase. In the end, it's more expensive to buy it separate than together. If you are going to need it, one package at the beginning is cheaper.
I don't like this nickel-and-diming. I like an all in one solution.
Which other solutions did I evaluate?
NetApp is a lot better at replication and easier to set up for replication than its competitors.
Dell EMC is expensive in comparison to NetApp, but its reliable as well. We like them too.
We looked at Pure Storage and some other vendors, but were not convinced it was the direction that we wanted to go.
What other advice do I have?
Do a PoC and compared against your current solution. ONTAP is very intuitive.
We use the solution for analytics and monitoring. Our monitoring system uses both Splunk and Log Insight and the analytics are tie into NetApp.
We haven't used NVMe, but are looking forward to it. To my understanding, it is not ready yet to be implemented on NetApp or any other product. However, we're ready to start testing it as soon as the product's available.
Disclosure: I am a real user, and this review is based on my own experience and opinions.
Principal Engineer - DevOps/Cloud at a tech vendor with 10,001+ employees
Allows us to maintain a very high SLA and deliver services to customers predictably
Pros and Cons
- "The ability to do online upgrades in a clustered setup is absolutely crucial, and I extensively use new features such as replication and backups for certain cloud features in the enterprise."
- "NetApp ONTAP has several limitations that we encounter, primarily related to large enterprise clients. They do not affect small clients that NetApp may have. While these limitations are clearly described, some issues require us to develop workarounds."
What is our primary use case?
I am working on cloud development while on contract with a big organization. We utilize NetApp extensively as part of our cloud storage strategy throughout the enterprise. We use NetApp ONTAP quite a bit in both PoC type projects and production. We are managing petabytes of information and a worldwide cloud in multiple data centers.
How has it helped my organization?
NetApp ONTAP enables us to deliver services to customers predictably, which is crucial in our line of business.
Implementing NetApp ONTAP is a very important part of our storage strategy. We could see the benefits of NetApp ONTAP immediately upon implementation, but all clouds essentially work the same. You charge for space, but you get over-allocation and deduplication that save space, which is how the company generates revenue.
It is hard to pinpoint which NetApp technology delivers the most value, but currently, most of our business relies on block volumes, focusing on the ability to create these volumes with features such as encryption at rest, encryption in transit, and various data organization and compression capabilities.
We have successfully implemented encryption in transit using TLS, which is a standout outcome that may not be commonly supported by competitors in the vendor space.
What is most valuable?
There are several features that I find valuable in NetApp ONTAP. Some of the technology is based on the older feature set, so there is stability which is paramount for our technology strategy.
The ability to do online upgrades in a clustered setup is absolutely crucial, and I extensively use new features such as replication and backups for certain cloud features in the enterprise.
What needs improvement?
NetApp ONTAP has several limitations that we encounter, primarily related to large enterprise clients. They do not affect small clients that NetApp may have. While these limitations are clearly described, some issues require us to develop workarounds. Particularly for large setups, there are constraints, such as the limit of 1,000 active FlexVols per NetApp node, which affect large-scale deployments with tens or hundreds of thousands of active users, but NetApp directly works with us. We have NetApp residents who are essentially NetApp people present in our organization. We have a direct line of communication with them, and they try to implement strategies to overcome some of the deficiencies on our request. That indeed was done multiple times.
Another one is scalability. While NetApp ONTAP is generally very scalable, we encounter some scalability constraints that are particularly related to large enterprise setups rather than those faced by medium-sized clients.
What do I think about the scalability of the solution?
NetApp ONTAP is generally very scalable, but there are some scalability constraints related to large enterprise setups.
How are customer service and support?
The quality and responsiveness of support are generally good. Fundamental issues receive immediate attention. If you have real issues that affect your clients, they will look at them immediately. Resolution-wise, some issues are resolved very quickly, while updates requested by us may take longer. Some updates took more than a year for implementation.
I would rate their support an eight out of ten. I am happy with their support overall.
How would you rate customer service and support?
Positive
Which solution did I use previously and why did I switch?
I have used alternatives to NetApp ONTAP during my career, including EMC as one of the notable options. EMC was the older technology during my usage. Some features of ONTAP are on par with other technologies. Other alternatives may not have the same limitations as ONTAP, but they have different limitations that NetApp does not have.
Feature-wise, NetApp is competitive. Our organization doesn't make decisions lightly. Numerous architects did a comparison between NetApp and other systems before they even selected NetApp as a technology to go with. That happened quite a while ago even before me being on that contract. Feature-wise, they're on par with the competition.
How was the initial setup?
The initial deployment with NetApp ONTAP can vary. Simple setups are easy to deploy but require specific NetApp expertise and architectural approaches. There could be problems later on with NetApp implementations if your initial features are not configured correctly. There is a difference between implementing NetApp on a small scale versus at a large scale like our organization. We process significant volumes of transactions, sometimes millions per second, so making proper architectural approaches is essential.
There is maintenance involved. It has at least three different components. The first one is the hardware maintenance, because things do not work well sometimes for a variety of reasons. Some components go bad, and we have a huge number of NetApp arrays. We have to have maintenance of the hardware done, which may not be NetApp-related at all. We have to have version upgrades. NetApp makes it somewhat easy, but some of the things have to be looked into. One specific example is that NetApp has a concept of key managers. In other words, they encrypt information at rest. However, they can use an external key manager. In other words, the client can bring their own encryption key, which is not even known to us for privacy reasons. The key is stored in an external box, and if that box is unavailable, that volume obviously becomes inactive as well. If you have inactive volumes like that, NetApp will not allow you to do upgrades. You can only do upgrades if all volumes are accessible. That is not always possible in some cases, so we have to have some special handling to do that. NetApp does work with us. They do have a strategy in some way to go around this limitation. However, it's not quite that easy. So, the software maintenance is not quite as easy to do.
There are also upgrades that relate to features. Some of those are easier to implement than the others, and some require license changes. That's where things sometimes get complicated because the user licensing scheme changes. You need to understand what the change is, how to get the new type of keys, how to install new hardware in ways that it will not conflict with the old one, when it can be done, and so on. It is sometimes not easy. Regular maintenance is fine, but upgrade-related maintenance varies, but it is no more complicated than any of its competitors, because I encountered similar issues with the competition as well.
What was our ROI?
Key challenges that NetApp technology addresses for our business include providing disk storage with a 99.999% uptime. It allows us to maintain a very high SLA, which is essential for our services, as without it, customers are unwilling to pay.
We continuously expand our use of NetApp ONTAP. For example, implementing the new TLS tunnel encryption for shared volumes has significantly enhanced our encryption capabilities without introducing complexity. It allows us to do encryption for shared volumes without implementing complicated encryption and transit technologies.
What's my experience with pricing, setup cost, and licensing?
It's difficult for me to say. We have a wholesale contract with NetApp. We also have NetApp ONTAP On-Demand activation for certain things. We also have some preferential pricing for licenses. The licensing that I see here doesn't apply to other clients in the field. NetApp is expensive, but so are the competitors, making it hard to ascertain precise retail value. However, based on my perspective, NetApp pricing appears competitive.
Which other solutions did I evaluate?
I was not present when NetApp was selected. We consistently evaluate other offerings, but there are no indications of plans to replace NetApp ONTAP.
What other advice do I have?
Overall, I would rate NetApp ONTAP an eight out of ten. While there are opportunities for improvement, they generally perform well and maintain a strong position within the market.
Disclosure: I am a real user, and this review is based on my own experience and opinions.
Last updated: May 5, 2025
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