[Linux-HA] RPS10 Stonith Problem
jamie.watt at murchison.com.au
Mon Feb 13 15:11:05 MST 2006
I just thought I'd let everyone know the solution to the problem I've
been having because I hate seeing an incomplete thread on a mailing list
(just in case anyone else has the same problem and finds this Googling).
After contacting WTI for support I found that my null modem cable was
not wired for handshaking, pins 7 and 8 need to cross (RTS and CTS).
Here is what the pin out should look like:
6&1 - 4
2 - 3
3 - 2
4 - 6&1
5 - 5
7 - 8
8 - 7
So for future reference... make sure you have the correct cable with an
Jamie Watt wrote:
> OK I've managed to get the "RPS-10 Ready" response using minicom,
> however the only way I have been able to do this is by disconnecting
> the power to the RPS10 and then re-connecting it. When the power is
> re-connected the "RPS-10 Ready" response displays in minicom.
> I have tried to hangup and initialise the connection with minicom (as
> I have seen suggested) however no response appears to be sent from the
> RPS10. I have tested with two different RPS10 units and had the same
> After toggling the power on the RPS10 I receive:
> Plug 0 Off
> Plug 0 On
> I admit that there could be problems with my serial connection. I
> could only find one serial cable in my office and I have no idea how
> old it is or if there are any problems with it. I have new serial
> cables arriving tomorrow.
> Could it be possible that the serial cable itself is preventing
> stonith from receiving the response from the RPS10?
> Yan Fitterer wrote:
>>> I realise that stonith is waiting for the "RPS-10 Ready" response from
>>> the RPS10, however when using the RPS10 with minicom I have not received
>>> this response either (that I'm aware of) and yet I have been able to
>>> toggle the power off and on without any problems.
>> I would suggest that you focus on finding why you don't get the "RPS-10 Ready" message with minicom. Maybe something's
>> wrong in the serial line handling. The Stonith module will not operate until it can catch the string.
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