Experimental Physics and
Industrial Control System

"Mark Rivers" <[email protected]> · Thu, 14 Oct 2010 21:23:07 -0500

Yes, I just verified this with Tony Lanzirotti, the beamline scientist.

________________________________

From: [email protected] on behalf of Tim Mooney
Sent: Wed 10/13/2010 11:25 AM
To: [email protected]
Subject: Re: EPICS CA problems

  Mark, is caRepeater running on the PC?
Tim

On 10/13/2010 11:14 AM, Mark Rivers wrote:
> Folks,
>
> We are having trouble with a Windows IOC at NSLS.  Here are the
> symptoms:
>
> - The IOC is running fine
>
> - The PC running the IOC has 2 local CA clients connected to the IOC,
> medm and IDL.  Occassionally (1-2 times per day) one of these clients
> loses its connection to the IOC.  Medm screens go white, IDL says it
> cannot find a PV, etc.  This happens when the client was running fine.
> It typically only happens to one or the other client, not to both.
>
> - Restarting the client fixes the problem.
>
> - The same 2 clients are running on another PC connected to the same
> IOC.  Those clients are always fine, they do not lose connection when a
> client on the PC with the IOC does.
>
> - Looking at the resources on the Windows machine (CPU, virtual and
> physical memory usage) does not indicate any problems.
>
> How do we go about figuring out what is wrong?
>
> Thanks,
> Mark
>
>

--
Tim Mooney ([email protected]) (630)252-5417
Software Services Group, Advanced Photon Source, Argonne National Lab.

Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System