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  • The OS for HPC/Storage Clusters

    • Full-fledged Cluster OS based on Debian/Ubuntu/CentOS
    • Setup and manage Clusters with unparalleled Ease and Control
    • QluMan = Powerful Cluster Management Get the details…
    Introduction &
  • Qlustar Highlights

    • Designed for Scalability/Performance/Stability
    • OpenHPC integration based on CentOS
    • Minimal Cluster Node OS
    • Simple to use Management GUI
    • QlusZio = Lustre/BeeGFS/HA Storage on ZFS
    • Controlled on-the-fly Node Updates
  • More Qlustar Features

    • Powerful Slurm Management GUI
    • Tons of Up-To-Date cluster-related Packages
    • Reliable Full Updates of OS supported
    • Unique Graphical Parallel Shell
    • Well-managed Security Updates
    • Support you can rely on
    More Qlustar
  • Go for a test-drive

    Qlustar is 100% open-source and free.
    Setting it up is easy.
    Download and check it out!

    and test it!

Security Newsletter

We have set up a new newsletter covering security announcements. You can subscribe to it here . Please also notice the recent security advisory QSA-0220131 concerning a serious Linux kernel vulnerability that previous versions of Qlustar are vulnerable to.

Successful update of a Lustre installation

Qlustar's Lustre/HA architecture passed an important test at the end of last year when a large existing Lustre cluster installed and maintained by Q-Leap Networks was successfully upgraded from Lustre version 1.8.7 to 2.1.3.


A Qlustar is born

It's done! We are happy and proud to announce the first public release of Qlustar (8.0.0). Many thanks goes to all our beta-testers who helped us getting a large number of bugs squashed.

To get you started, download...

Final beta is ready

The final beta version of Qlustar is released and available for download . There are a number of bugfixes and a couple of new features in the QluMan management GUI. Only a few package updates mainly from upstream Ubuntu....

Beta1 available for Download

Qlustar Beta1 is released and available for download. You will have to register for the beta program before you'll be able to access the Download page. Shortly after registration, you will be contacted per e-mail with instructions about how...

Beta1 shaping up

Qlustar Beta1 will be released at SC 2012 in Salt Lake city. We'll have USB drives ready at our booth #4461 and of course the installer image will also be available for download. This weeks highlights/milestones include: Qlustar...

Qlustar feature freeze active

The feature freeze for our 8.0.0. (first public) release is active since last Friday. The main issues we'll work on in the coming 6 weeks until beta 1 are:

Lustre 2.1 server + Lustre 2.3 client packages. Packaging/testing most recent versions of...

First cluster with Qlustar Precise up and running

Beginning of August, the first HPC cluster running the Ubuntu/Precise based Qlustar stack, that will be publicly released in December, has gone into production. The system is installed at the MRC National Institute for Medical Research and features 28 (mostly fat)...

Qlustar at SC 2012

Q-Leap Networks , will present the first beta version of Qlustar at the SC 2012 in Salt Lake City. It will pay off to visit our booth #4461 (find it on the interactive ...

Qlustar: A next-generation HPC Cluster OS

Qlustar is a new contender among public HPC cluster operating systems (OS). Its core is a lightweight modular Compute-Node kernel that is generated using a 3rd-generation image generator. The latter is designed such that OS images contain the exact minimum of programs/files needed for the desired functionality.


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