Monthly Archives: July 2012

Final Thoughts for RetroChallange 2012

Wow, this has been quite a ride for my first RetroChallenge. With the VAXcluster SimH project, I took on a project that had a lot of unknowns and a lot of things I didn’t know the next thing about. I … Continue reading

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RaspberryPi VAX Cluster: We have a Cluster!

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Raspberry Pi VAXcluster: Software Mania

Everything pretty-much for the cluster project has moved over to the software side. I have made several significant progress steps: I cracked ipnat, which I am using on the Intel routing to route traffic between the internal 10.0.0.x network and … Continue reading

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Raspberry Pi VAXcluster: Node Bay covers

Raspberry Pi Node Board covers, a photo by pixel_mason on Flickr. Found a pair of very nice mesh 5.25″ blank panels from my gaming PC case that I have adapted to cover the 5.25″ bays on the cluster box. Looks … Continue reading

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RaspberryPi VAXcluster: Build Photos

SimH VAXcluster Build, a set on Flickr. Here’s the promised photos, a day late and a dollar short.

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RaspberryPi VAX cluster: I haven’t forgotten about you!

Hi, sorry for the lack of articles and updates. I haven’t abandoned the project, actually I’ve been too busy building up the hardware together and working and figuring out silly things like the TCP/IP routing (yes, I did end up … Continue reading

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AlphaServer 4100: Replacement Parts

As you know I had no luck reviving the AlphaServer 4100 after it blacked out on me when I initially powered it on. Having traced the issue to the PCI back-plane subsystem via a lot of LED chasing I hunted … Continue reading

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AlphaServer 4100: No dice

I replaced the PSUs in the AlphaServer 4100 yesterday and… they work but the machine still isn’t starting up. Nothing on the LCD panel, nothing on the terminal port. I’ve swapped CPUs around, run it with 1, run it with … Continue reading

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AlphaServer 4100: Photo Tour – DEC StorageWorks BA-356 Storage Shelf

What a mouthful of a name. What the bloody hell does all that mean? The Unit is a Digital Equipment Corporation (DEC) StorageWorks (name of the product line) Storage Shelf. Basically it’s a SCSI box. The model number (BA-356) is … Continue reading

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AlphaServer 4100: Progress (hopefully)

Well I finally get back to the AS4100 and removed the PSUs. I took the opportunity to inspect the second PSU that didn’t go pop while I was in the mood. The PSUs are very easy to open, 2 Torx-10 … Continue reading

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