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    Overview
    ProductRatingMost Used ByProduct SummaryStarting Price

    IBM AIX

    Score9.4 out of 10
    N/AIBM AIX (for Advanced Interactive eXecutive) is a Unix operating system, developed, offered and supported by IBM.N/A

    IBM PowerVM

    Score9.6 out of 10
    N/AIBM PowerVM provides a server virtualization environment.N/A
    Pricing
    IBM AIXIBM PowerVM
    Editions & Modules
    No answers on this topic
    No answers on this topic
    Offerings
    Pricing Offerings
    IBM AIXIBM PowerVM
    Free Trial
    NoNo
    Free/Freemium Version
    NoNo
    Premium Consulting/Integration Services
    NoNo
    Entry-level Setup FeeNo setup feeNo setup fee
    Additional Details
    More Pricing Information
    Community Pulse
    IBM AIXIBM PowerVM
    Considered Both Products
    IBM
    Chose IBM AIX
    Compared to other Unix-like operating systems, IBM AIX is the one with a solid roadmap into the future and is likely to stay around for a long time (it is over 30 years old and still being updated with new features and components all the time).

    Compared to many Linux variants, …
    Incentivized
    Chose IBM AIX
    I have been using IBM AIX for a longer time. The kind of confidence I have in IBM AIX as well as its support and super features has always given me many reasons to stick with it to run my business.
    Incentivized
    Chose IBM AIX
    AIX is more security and stable. You rarely need to take down the system or apps.
    Incentivized
    IBM
    No answer on this topic
    Key User Insights
    Would buy again
    100%
    Would buy again
    7 Answers
    100%
    Would buy again
    5 Answers
    Delivers good value for the price
    83%
    Delivers good value for the price
    5 Answers
    100%
    Delivers good value for the price
    5 Answers
    Happy with the feature set
    86%
    Happy with the feature set
    6 Answers
    100%
    Happy with the feature set
    5 Answers
    Lived up to sales and marketing promises
    100%
    Lived up to sales and marketing promises
    5 Answers
    No answers on this topic
    Implementation went as expected
    100%
    Implementation went as expected
    6 Answers
    100%
    Implementation went as expected
    5 Answers
    Features
    IBM AIXIBM PowerVM
    Server Virtualization
    Comparison of Server Virtualization features of IBM AIX and IBM PowerVM
    Feature
    IBM AIX
    -
    Ratings
    IBM PowerVM
    8.2
    6 Ratings
    2% above category average
    Virtual machine automated provisioning00 Ratings6.24 Ratings
    Management console00 Ratings8.06 Ratings
    Live virtual machine backup00 Ratings7.02 Ratings
    Live virtual machine migration00 Ratings10.05 Ratings
    Hypervisor-level security00 Ratings9.86 Ratings
    Best Alternatives
    IBM AIXIBM PowerVM
    Small Businesses
    CentOS Linux
    Score8.9 out of 10
    Proxmox VE
    Score9.2 out of 10
    Medium-sized Companies
    Red Hat Enterprise Linux (RHEL)
    Score9.1 out of 10
    VMware vSOM (discontinued)
    Score10 out of 10
    Enterprises
    Red Hat Enterprise Linux (RHEL)
    Score9.1 out of 10
    VMware Workstation Pro
    Score8 out of 10
    All AlternativesView all alternativesView all alternatives
    User Ratings
    IBM AIXIBM PowerVM
    Likelihood to Recommend
    9.0
    (11 ratings)
    9.8
    (6 ratings)
    Likelihood to Renew
    -
    (0 ratings)
    10.0
    (1 ratings)
    Usability
    8.0
    (1 ratings)
    9.8
    (2 ratings)
    Support Rating
    7.5
    (2 ratings)
    -
    (0 ratings)
    User Testimonials
    IBM AIXIBM PowerVM
    Likelihood to Recommend
    IBM
    IBM AIX is well suited for mission-critical applications, especially the ones that need to run on well-performing hardware and need less downtime. It is also perfect for applications that need a lot of CPU, because AIX scales well on the IBM POWER hardware, so adding additional CPU almost always generates higher performance/throughput. IBM AIX runs unmodified from the smallest IBM POWER machine (S1022, with 12 Power10 cores) to the biggest machine (E1080, with 240 Power10 cores). Because IBM POWER systems have very fast CPU’s, you typically need a lower number of CPU’s when compared to alternatives. This may bring a reduction in cost for software licensed per core. Unfortunately, not all software vendors port their software to IBM AIX, so sometimes you may have to run Linux on POWER, or skip the POWER platform altogether. But many vendors happily support AIX and POWER.
    Read full review
    IBM
    IBM PowerVM only is available on IBM POWER machines. It makes live much easier, compared to bare metal machines (OPAL) or machines with KVM. Personally I would not like to manage systems that don't have IBM PowerVM. The current line-up always includes IBM PowerVM (firmware built-in).
    Incentivized
    Read full review
    Pros
    IBM
    • Stability. In the 14 years that I have used the product, I cannot think of a single time that we had an OS level failure. It is rock solid. We have had systems that have been booted and run for literally years without interruption.
    • Virtualization. We run IBM AIX as LPARS on Power infrastructure. All of our AIX infrastructure is virtualized making it easy to scale as needed.
    • Their logical volume manager makes the task of managing storage very simple. It is feature complete and they have mitigated much of the complexity that usually is inherent in LVM implementations.
    • I have a love/hate relationship with Smit. It is their administrative interface. It is very powerful and very complete which is why I marked it as a pro. It is also a bit clunky and somewhat arcane in its interface but still usable.
    Incentivized
    Read full review
    IBM
    • IBM PowerVM is used for virtualization on IBM Power series hardware to utilize the hardware resources more efficiently like micro partitioning for CPU, NPIV for fibre port...etc
    • IBM PowerVM provides the feature of live partitioning mobility (LPM), which allows moving the running virtual machine from one hardware to another hardware without any disruption on a virtual machine.
    • IBM Power VM provides the feature of Integrated virtual manager (IVM), which helps to manage the single IBM Power hardware. There is no need to purchase a separate hardware management console to manage the Power hardware. This works well for small organizations having small environments.
    Incentivized
    Read full review
    Cons
    IBM
    • A lot of the built-in commands have not been updated in years. If you're used to some fancy CLI options in Linux, you may be out of luck with AIX.
    • Out of the box, you cannot run open-source Linux utilities on AIX. There is a toolbox you can install, however, it's not the same versions as you would get in different Linux flavors.
    • Tab completion for files and Up arrow to re-run previous commands don't work out of the box without running a Korn shell. A small annoyance, but one that catches me every time!
    Incentivized
    Read full review
    IBM
    • The ability to run Windows. Hardware architecture does not allow this, but it is a limiting factor.
    • More performance monitoring and management could be built in.
    • Sometimes is marketed and packaged in some rather unusual ways
    Incentivized
    Read full review
    Likelihood to Renew
    IBM
    No answers on this topic
    IBM
    The product works. It provides the proven environment to support IBM's primary operating systems that run on the IBM Power processing systems. This by extension includes the IBM various storage products that work within that environment. It has proven to be seamless as the environment has grown and as various new products and version updates have been added. As with most IBM products, the support is excellent.
    Incentivized
    Read full review
    Usability
    IBM
    AIX is robust, helps the systems administrator, is built to prevent easily made mistakes. If you are used to other variants of Unix (in particularly Linux) there is no steep learning curve to get started with AIX. You need to learn the intricacies of the operating system, but that is true for any new operating system. AIX has built-in tools for almost anything you want and has the AIX Toolbox (on the web) for tools that are not included with AIX by default, but can be installed. Installation of AIX is modular, you can select with components and features you want to have installed. Installation of additional components (and usually also removal of installed components) is easy and straight-forward.
    Read full review
    IBM
    I give it a solid ten. For what it is built for it delivers exactly what we need: predictable, controlled and reliable infrastructure. Even though it does have a learning curve, its not too steep to get to grips with and the reward and usability of the system is great. There is fine grained resource control ensuring optimal use of resources. Workload isolation and dynamic lpar reconfiguration ensures consistent and dependable results. Day to day management is handled with ease and confidence. If coupled with an automation solution, it becomes a highly usable platform at scale, allowing teams to standardize workloads
    Read full review
    Support Rating
    IBM
    There is lots of documentation out there for AIX. On the times I've had to address a hardware issue, IBM's support has been great.
    Incentivized
    Read full review
    IBM
    No answers on this topic
    Alternatives Considered
    IBM
    IBM AIX operating system is advanced with most features and also it's more reliable unlike Redhat Linux, Sun solaris, HP-UX and also we will have well support from the vendor if we run into any issues. IBM AIX is more user-friendly when compared to linux and easy to use so i would prefer the customers to have their operating system as IBM AIX for companies who has more customers.
    Read full review
    IBM
    Our company utilizes VMware and PowerVM. VMware is very user friendly from an IT support view and makes supporting Windows OS easier. PowerVM is moving in that direction. PowerVM is better in that you can prioritize workloads across different VMs and be granular in your reservation of cores and virtual CPUs. PowerVM allows you to modify VM characteristics while the VM is up and running
    Incentivized
    Read full review
    Return on Investment
    IBM
    • IBM AIX on Power hardware has been the backbone of our most critical applications.
    • The versatility of IBM AIX virtualization has been extremely useful, scalable, and provided configuration with redundant dual VIO servers.
    • IBM AIX is not Linux so special skill sets are needed to actually manage the systems. Finding qualified engineers can often be a challenge
    Incentivized
    Read full review
    IBM
    • We are able to run several LPARs on one frame, which means we do not need to buy as many physical servers. That saves on floor space, power, and heating and cooling of the data center, among other things.
    • Using LPM allows us to do maintenance on a frame without impacting the LPARs, giving us greater uptime.
    Incentivized
    Read full review
    ScreenShots