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    Overview
    ProductRatingMost Used ByProduct SummaryStarting Price

    Firecracker

    Score4 out of 10
    N/AFirecracker is an open source virtualization technology that is purpose-built for creating and managing secure, multi-tenant container and function-based services. Firecracker enables users to deploy workloads in lightweight virtual machines, called microVMs that may provide security and workload isolation over traditional VMs, while enabling the speed and resource efficiency of containers. Firecracker was developed at Amazon Web Services with the goal of improving services like AWS Lambda…N/A

    OpenVZ

    Score9.1 out of 10
    N/AOpenVZ is container-based virtualization for Linux supported by Virtuozzo and fundamental to that company's commercial offering. It is open source and free.

    $0

    per month

    Pricing
    FirecrackerOpenVZ
    Editions & Modules
    No answers on this topic
    No answers on this topic
    Offerings
    Pricing Offerings
    FirecrackerOpenVZ
    Free Trial
    NoNo
    Free/Freemium Version
    YesYes
    Premium Consulting/Integration Services
    NoNo
    Entry-level Setup FeeNo setup feeNo setup fee
    Additional Details——
    More Pricing Information
    Features
    FirecrackerOpenVZ
    Server Virtualization
    Comparison of Server Virtualization features of Firecracker and OpenVZ
    Feature
    Firecracker
    6.4
    1 Ratings
    23% below category average
    OpenVZ
    9.1
    1 Ratings
    12% above category average
    Virtual machine automated provisioning6.01 Ratings9.11 Ratings
    Management console8.01 Ratings9.11 Ratings
    Live virtual machine backup6.01 Ratings9.11 Ratings
    Live virtual machine migration7.01 Ratings9.11 Ratings
    Hypervisor-level security5.01 Ratings00 Ratings
    Best Alternatives
    FirecrackerOpenVZ
    Small Businesses
    Proxmox VE
    Score9.2 out of 10
    Proxmox VE
    Score9.2 out of 10
    Medium-sized Companies
    VMware vSOM (discontinued)
    Score10 out of 10
    VMware vSOM (discontinued)
    Score10 out of 10
    Enterprises
    IBM PowerVM
    Score9.6 out of 10
    IBM PowerVM
    Score9.6 out of 10
    All AlternativesView all alternativesView all alternatives
    User Ratings
    FirecrackerOpenVZ
    Likelihood to Recommend
    4.0
    (1 ratings)
    9.1
    (1 ratings)
    User Testimonials
    FirecrackerOpenVZ
    Likelihood to Recommend
    Open Source
    While deploying workloads in lightweight microVMs presents a couple of perks, Firecracker may not be the best software to handle this. Startup times are slow and scalability is quite limited because of the jailer and virtualization barriers. We have had security breaches on isolated EC2 instances while using Firecracker. It however has a silver lining by improving how serverless functions in container ecosystems are run with their VMMs.
    Incentivized
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    Virtuozzo
    If you are considering to use Docker and Kubernetes then you can give a try to OpenVZ and Proxmox. It is a good alternative and it is as good as Docker and Kubernetes
    Incentivized
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    Pros
    Open Source
    • It makes it easy to secure virtual machines as they are segmented into microvms with a minimal attack surface area
    Incentivized
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    Virtuozzo
    • It is container-based virtualization
    • It is not resource-heavy
    • It is better then KVM
    Incentivized
    Read full review
    Cons
    Open Source
    • Excludes devices unnecessarily
    • Has a slow startup time the basis being to improve security which is quite irrelevant.
    • It has limited functionalities on monitoring VMs despite being an open source.
    Incentivized
    Read full review
    Virtuozzo
    • Since it is a container-based solution, you can't run any other OS, except for Linux
    • It is not so popular as Docker, but it's not that bad
    Incentivized
    Read full review
    Alternatives Considered
    Open Source
    No answers on this topic
    Virtuozzo
    Kubernetes and Docker are de-facto standards today, but I think that OpenVZ and Proxmox are better solutions
    Incentivized
    Read full review
    Return on Investment
    Open Source
    • Low memory overhead on each microVM
    • We can run workloads from different customers on the same machine.
    Incentivized
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    Virtuozzo
    • It's free, so you can try it and figure out if it suited for your needs
    Incentivized
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