We performed a comparison between IBM VersaStack and Rackspace OpenStack based on real PeerSpot user reviews.
Find out what your peers are saying about Dell Technologies, NetApp, Hewlett Packard Enterprise and others in Converged Infrastructure."The combination of Cisco's architecture and IBM's flash technology. Cisco provides FI technology which provides one simple architecture. IBM's flash technology is fast."
"The solution has high IOPS and the I/O is important because it gives us more transactions per second."
"Replication and DR implementation became faster."
"It created a reusable library with OpenStack features."
"I like its integration with GitLab and its simplicity. OpenStack has a lot of third-party libraries that it uses."
"The solution is stable."
"The documentation was plentiful and very helpful."
"The initial setup isn't too difficult."
"Apart from the main features, I really appreciate OpenStack's microservices architecture and its flexibility for deployment with different tools."
"There are many services that can be directly used which are not available in VMware."
"The most valuable feature is the customization. With the customization you can really give the customers what they want."
"The solution should improve deduplication to get a lot of savings."
"Raw data mapping for storage should be a given option."
"It could use more examples in different languages (API use cases)."
"OpenStack's UI, while user-friendly, could be improved to offer a more intuitive experience."
"OpenStack is difficult for the novice in terms of beginning to use cloud tools."
"The line migration is a problem."
"VMware has a side-to-side replication feature, which is still more mature than Rackspace OpenStack's which can't be used in a production environment."
"So for the main stability, there have been a couple of issues that I've experienced."
"The seamless integration between MySQL services and the rabbitMQ database can be revised during the debugging phase."
IBM VersaStack is ranked 8th in Converged Infrastructure with 3 reviews while Rackspace OpenStack is ranked 6th in Converged Infrastructure with 9 reviews. IBM VersaStack is rated 8.0, while Rackspace OpenStack is rated 7.8. The top reviewer of IBM VersaStack writes "A very high IOPS that gives more I/O transactions per second". On the other hand, the top reviewer of Rackspace OpenStack writes "A scalable open-source solution that needs some improvement with its ecosystem". IBM VersaStack is most compared with Dell VxBlock System, whereas Rackspace OpenStack is most compared with VMware vSAN, Nutanix Cloud Infrastructure (NCI), VxRail, HPE SimpliVity and Oracle Private Cloud Appliance.
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