Tag Archives: dual-controller

The BeaST storage system with ZFS and CTL HA, latest news

Finally, I did it! The BeaST storage system with ZFS and CTL HA works in ALUA mode with zpools balanced over controllers. The BeaST Quorum automates Failover/Failback operations. Yes, I have something to say now: Read the full description on … Continue reading

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Fighting with ZFS to make zpools failover/failback possible

After success with single zpool switching, I’m trying now to create a reliable and balanced construction with two controllers and two pools. When one of the controllers is dead, its pool successfully migrates to the other controller. But when the … Continue reading

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My article on FreeBSD CTL High Availability and ALUA functions is shown on BSD Now TV!

In the issue #165 of BSD Now two awesome guys, Allan Jude and Kris Moore, show my paper while explaining FreeBSD CTL HA and ALUA subsystem.

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FreeBSD 11.0-RELEASE Announcement

Good news! They finally released it! I’m downloading the new version in a hurry to tame the BeaST to live within. And the most interesting part for me is: “The CTL High Availability implementation has been rewritten. [r287621] (Sponsored by iXsystems)” It looks like FreeBSD supports native dual-node … Continue reading

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Adding ZFS to the FreeBSD dual-controller storage concept

Recently we have created a reliable dual-headed FreeBSD based reliable storage system concept. This is the second paper on the subject. Now we will try to add ZFS to our system. See the result.

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