[Rack] minotaur is down

Jonathan Lassoff jof at thejof.com
Sat Jul 6 09:26:19 UTC 2013


First, gateman needs to come up.

I'm stuck interacting with the parallel port as a parallel port :(

open("/dev/usb/lp0", O_RDWR)            = 3
ioctl(3, PPCLAIM, 0x7fff85442ba8)       = -1 ENOTTY (Inappropriate
ioctl for device)

On Fri, Jul 5, 2013 at 10:56 PM, Ben Kochie <ben at nerp.net> wrote:
> Ok, Henner and me verified.
> /dev/ttyS1 is upstairs keypad
> /dev/ttyS2 is downstairs keypad
>
> baron is ready for startup.
>
> -ben
>
>
> On Fri, 5 Jul 2013, Ben Kochie wrote:
>
>>> you will notice a four-way plug that has yellow and black wires, and goes
>>> to the blue serial cables.  Those are 12v power for the payphone and
>>> upstairs keypad.  On minotaur there was a jack on the motherboard that
>>> happened to put out 12v like that, so that's what that is.  If you find a
>>> way to power those from the new situation that would be great.
>>
>>
>> Minotaur is back online, with a fresh Debian install.  I've copied the
>> basics back into place, but there will be some work needed to get everything
>> back in place.
>>
>> Henner is helping out soldering up a random 12v PSU to the two DB9-RJ45
>> adapters to provide power to the keypads.
>>
>> We should have things rolling soon.  If you're looking for data from the
>> old install, check out /var/backups/old-minotaur/
>>
>> Please be careful with disk space use.  The SSD that is providing the
>> mission critical rootfs is only 2GB.
>>
>> There is a 750G drive setup with LVM to be used for other stuff.
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