Category Archives: My projects

D81S – simple SAN visualisation tool

D81S – my SAN visualisation tool, which I develop to build a full map of a Fibre Channel Storage Area Network by tracing all paths from HBAs to storage logical devices. D81S scans SAN switches and storage systems to create a database of … Continue reading

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First sketches of the new BeaST Grid family storage system

“The BeaST Grid” is a work name of the reliable storage cluster concept. It will consist of a few Controller Nodes with optional internal drives and several Drive only Nodes. All nodes are commodity computers with internal drives. Controller Nodes will … Continue reading

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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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Fresh BSD Magazine with my article as a headline!

Boasting now as the fresh BSD Magazine puts my paper “Nearly Online Zpool Switching Between Two FreeBSD Machines” on top of the issue’s cover. My text is about problems of ZFS storage pool sharing between computers and solutions of overcoming these obstacles. To … Continue reading

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Conway’s Game of Life for Excel

I always wanted to use MS Excel for a really, really useful project! You know, something like these amazing tools, which allow you to convert a picture into an array of cells on the Excel spreadsheet. So, don’t thinking much … Continue reading

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The BeaST Classic with RAID arrays and CTL HA + the BeaST Quorum

I have just uploaded the guide for the BeaST Classic in the confuguration with RAID arrays and CTL HA + the BeaST Quorum, so now we have complete documentation for the RAID part of the BeaST Classic. The BeaST with … Continue reading

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