Category Archives: NexentaStor

Nexenta’s NexentaStor 4.0 released

logo_nexentaNexenta has announced that NexentaStor 4.0 is now generally available. The latest version of NexentaStor provides users with significant improvements to performance, reliability and functionality of the SDS solution. Like the previous version, NexentaStor will be available in two editions: A Community Edition (a free, full-featured, community supported software for configurations up to 18TB), and an Enterprise Edition (licensed by the size of the storage pool). Additionally, NexentaStor 4.0 is Citrix and VMware Ready and certified to run on a variety of reference hardware configurations from strategic technology and channel partners.

From the Release Announcement:

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NexentaStor 3.1.5 Release Available Now

logo_nexentaMichael Letschin has announced the release of NexentaStor 3.1.5, a new version of the project’s specialist distribution optimised for virtualisation and network-attached storage – based on the Illumos kernel and ZFS file system:

“Nexenta is pleased to announce the availability of our latest software release, NexentaStor 3.1.5. This new software release is available now for download from the Nexenta Community . This new release is available to both our Enterprise Edition users as well as our NexentaStor Community.

In addition to general maintenance fixes, NexentaStor 3.1.5 includes key enhancements in the following areas:

  • AutoSync Performance and Reliability Enhancements
  • NDMP Updates

As previously communicated to the community, the licensed capacity for NexentaStor 3.1.5 remains 18TB usable.

NexentaStor 4.0 Community Edition continues to move forward, and we will provide updates on the progress of that release later this quarter. Please note that with the release of NexentaStor 4.0, the capacity limit for community is changing to 18TB Raw to align with our Enterprise Edition licensing schema.”

Release Notes | ISO

NexentaStor Community Edition released

The most recent release of NexentaStor Community Release is version In this version you will find:

  • Support for user and group quotas
  • The ability to automatically expand pools
  • Copy on write
  • Checksummed datablocks and metadata for reliability.

Commercial support and some optional modules/plugins, including auto-sync are not available for the Community Edition and storage capacity is limited up to 18TB.

NexentaStor 3.x Community ISO CD images can be installed on “bare-metal” x86/64 hardware and VM installed images are available below as well.

To download the most recent ISO or a virtual image, visit the community page.


About NexentaStor:  NexentaStor is a proprietary derivative operating system built by the developers of the open-source Nexenta OpenSolaris-distribution that has been optimised for use in virtualised server environments and is based on the ZFS file system. It features iSCSI support, unlimited incremental snapshots, snapshot mirroring (replication), block level mirroring and integrated search within ZFS snapshots. More about NexentaStor.

Top 5 reasons NexentaStor is picked for the cloud

NexentaStor continues to be adopted by cloud providers and by others, including enterprises building cloud-like systems. According to Nexenta this is for the following reasons:

  1. Economics
  2. Random I/O solved by NexentaStor with SSDs
  3. NexentaStor has rest-APIs and a software business model so you can automate everything to achievestorage on-demand
  4. Flexibility:block and file storage, multi-level data protection, and the ability to virtualize existing storage
  5. Nexenta is proven in the cloud

Full details and reasons can be found here: 5+1 reasons NexentaStor is picked for the cloud

About NexentaStor: NexentaStor is an easy to use storage appliance, that harnesses the power of the ZFS filesystem. It provides enterprise class experience, with an easy to use web based interface to administer your file server. It features iSCSI support, unlimited incremental backups or ‘snapshots’, snapshot mirroring (replication), block level mirroring (CDP), integrated search within ZFS snapshots and a custom API. The best file server for your x86 hardware.