[dsg-halld_magnets] Hall D Solenoid PXI

Thu Dec 19 09:12:22 EST 2024

All voltage tabs are disconnected. the PXI labview program is not 
running and I can get it
to run again.

On 12/19/24 08:44, Hovanes Egiyan via dsg-halld_magnets wrote:
> Hi Josh,
>
> I disabled these two variables in the alarm system. We still have the 
> PXI heartbeat in the alarm, it should do for now. Mechanical on-call 
> does not get automatic notifications for the PXI heartbeat alarms, me 
> and Beni do.
>
> It looks like these alarms were never acknowledged. I do not know how 
> the alarm system decides to resend the notifications for 
> unacknowledged alarms.
>
> As far as the PXI state is concerned, it is down now, at least the 
> heatbeat is stopped.
> Hovanes.
>
>
> ------------------------------------------------------------------------
> *From:* Joshua Ballard <ballardj at jlab.org>
> *Sent:* Thursday, December 19, 2024 7:36 AM
> *To:* Hovanes Egiyan <hovanes at jlab.org>; Brian Eng <beng at jlab.org>; 
> dsg-halld_magnets at jlab.org <dsg-halld_magnets at jlab.org>
> *Cc:* Scot Spiegel <spiegel at jlab.org>; Timothy Whitlatch <whitey at jlab.org>
> *Subject:* Re: Hall D Solenoid PXI
> Hi Brian and Hovanes,
>
> We're getting alarm notification texts to the on-call phone for PXI 
> related alarms.
>
> Brian - are you working on PXI in the evenings?
>
> Hovanes - it looks like the PV is going invalid around 1830, but 
> nobody is around to acknowledge it, so it is sending the email/text 
> out again at 0330 and again at 0630.    Am I understanding that 
> correctly?  Are you able to silence those alarms for the break?  We 
> don't need to be awakened in the middle of the night for PXI alarms 
> while the solenoid is off over the holiday break.
>
> These are the notifications we received at 1830 and again at 0330.
>
> PV: HallD-PXI:Status:Error - Description: INVALID alarm: 
> HallD-PXI:Status:Error - Alarm Time: 2024/12/18 18:30:31 - Current 
> Severity: INVALID - Current Status: Disconnected - Alarm Severity: 
> INVALID - Alarm Status: Disconnected - Alarm Value:
>
> PV: HallD-PXI:Status:State - Description: INVALID alarm: 
> HallD-PXI:Status:State - Alarm Time: 2024/12/18 18:30:31 - Current 
> Severity: INVALID - Current Status: Disconnected - Alarm Severity: 
> INVALID - Alarm Status: Disconnected - Alarm Value:
>
> Thanks,
>
> Josh
>
>
>
> ------------------------------------------------------------------------
> *From:* Hovanes Egiyan <hovanes at jlab.org>
> *Sent:* Monday, December 16, 2024 10:51 AM
> *To:* Joshua Ballard <ballardj at jlab.org>; Brian Eng <beng at jlab.org>; 
> dsg-halld_magnets at jlab.org <dsg-halld_magnets at jlab.org>
> *Cc:* Scot Spiegel <spiegel at jlab.org>
> *Subject:* Re: Hall D Solenoid PXI
> Hi Brian,
>
> At this time we try to keep the alarm settings for PXI PVs using a 
> BURT file. But we would like them to be set at the LabView start time 
> instead. The setting we have for PXI PV is the BURT file are these:
>
> HallD-PXI:Status:State.LOLO 1 1.5
> HallD-PXI:Status:State.LLSV 1 2
> HallD-PXI:Status:Error.OSV 1 2
>
> I suspect they are already set in PXI, but need to be checked. And 
> there is a problem reading or writing to "HallD-PXI:Status:State.LLSV" 
> ChannelAccess variable from our computers, which I assume is because 
> the limit variables are not served by CA-server.
>
> If PXI had a real IOC and not a CA-server, LINK alarm would result in 
> a MAJOR or INVALID severity. But the LINK alarm states for these PVs 
> are themselves probably bogus.
>
> Hovanes.
>
>
> ------------------------------------------------------------------------
> *From:* Joshua Ballard <ballardj at jlab.org>
> *Sent:* Monday, December 16, 2024 10:31 AM
> *To:* Brian Eng <beng at jlab.org>; dsg-halld_magnets at jlab.org 
> <dsg-halld_magnets at jlab.org>
> *Cc:* Scot Spiegel <spiegel at jlab.org>; Hovanes Egiyan <hovanes at jlab.org>
> *Subject:* Re: Hall D Solenoid PXI
> Hi Brian,
>
> Thanks for responding even though you're off!
>
> We can see those PV's - I used an old screenshot just capture the PV 
> names.  What's more important for us is how the alarm fields are 
> configured for those PV's.  We want to make sure we are notified when 
> PXI is unhealthy - I presume this would be based on the "Error" PV.  
>  Can you tell us how the alarm fields for that PV are configured?
>
> We are finished testing the Solenoid for 2024, so feel free to reboot 
> as needed.
>
> Thanks,
>
> Josh
>
> ------------------------------------------------------------------------
> *From:* Brian Eng <beng at jlab.org>
> *Sent:* Monday, December 16, 2024 10:22 AM
> *To:* dsg-halld_magnets at jlab.org <dsg-halld_magnets at jlab.org>; Joshua 
> Ballard <ballardj at jlab.org>
> *Subject:* Re: Hall D Solenoid PXI
> Hi Josh,
>
> I have/am on vacation and periodically catch up with emails.
>
> I was hoping to use Kiosk mode since it's running an IoT version of 
> Windows, but so far haven't had much luck with that. I'll try seeing 
> if just putting in the startup items folder will do the trick (let me 
> know when it's okay to reboot the controller so we can see if it does 
> try to run it).
>
> As for those PVs, I'm not sure what is going on, both of them have 
> values currently (and when I try to read them from another machine the 
> .stat field is LINK and .sevr is NO_ALARM). State is just a 
> number/enum represent what state the PXI is in, and Error is the 
> boolean output of the LabVIEW error cluster.
>
> ------------------------------------------------------------------------
> *From:* dsg-halld_magnets <dsg-halld_magnets-bounces at jlab.org> on 
> behalf of Joshua Ballard via dsg-halld_magnets 
> <dsg-halld_magnets at jlab.org>
> *Sent:* Monday, December 16, 2024 9:55 AM
> *To:* dsg-halld_magnets at jlab.org <dsg-halld_magnets at jlab.org>
> *Subject:* [dsg-halld_magnets] Fw: Hall D Solenoid PXI
> Hi DSG Folks,
>
> I'm seeking support for the Hall D Solenoid PXI system - see original 
> email below.
>
> Is someone available to help?
>
> Thanks,
>
> Joshua Ballard
>
> ------------------------------------------------------------------------
> *From:* Joshua Ballard
> *Sent:* Tuesday, December 10, 2024 10:33 AM
> *To:* Brian Eng <beng at jlab.org>
> *Subject:* Hall D Solenoid PXI
> Hi Brian,
>
> We're working through the beginning steps of Solenoid commissioning 
> and have a few questions about the PXI.
>
> 1.
>      Beni has instructions for remoting in and restarting the
>     application after a power cycle.  Since it is now Windows, is it
>     possible to restart the application using a .bat file on startup
>     (or something like that)?
>
> 2.
>     There are two EPICS PV's that seem to represent the state/health
>     of PXI.
>     For these PV's - what do the values of these PV's indicate?
>     For these PV's - can you update the alarm fields so they show up
>     in our alarm handler as expected (MAJOR/MINOR, etc..)?
>
> Thanks,
>
> Josh
>
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