Subject: |
Re: SNL seq-2.0.13 on Linux 64 bits: not all monitored PVs receive their first monitor event |
From: |
Benjamin Franksen <[email protected]> |
To: |
<[email protected]> |
Date: |
Fri, 1 Jul 2011 09:58:14 +0200 |
Could you also post
- a dump of the epics the record (dbpr "record-name")
- the record type
- whether the record is on the same IOC as the state machine or not
- whether it is always the same PV that has the problem
Cheers
Ben
On Friday, July 01, 2011, Utzel Nadine wrote:
> Thanks for your answer. As commented by Pam, we have no access security
> on the IOCs and as it is a random problem, sometimes everything is just
> working fine! So when it is not the case, I can see something like that
> using SeqChanShow: #15 of 26:
> Channel name: "CTRL-MCOD-TCS:endTestGuard"
> Unexpanded (assigned) name: "{MC}-TCS:endTestGuard"
> Variable name: "endTestGuard"
> address = 20762476 = 0x13ccf6c
> type = short
> count = 1
> Value = 0
> Monitor flag = 1
> Monitored
> Assigned
> Connected
> Get not completed or no get issued
> Put not completed or no put issued
> Status = 0
> Severity = 0
> Message =
> Time stamp = <undefined>
> Next? (+/- skip count)
>
> As you can see, the variable is monitored, assigned and connected, but
> the Time stamp is undefined and the variable has not received its first
> monitor event.
>
> Cheers,
> Nadine
> -----Original Message-----
> From: Andrew Johnson [mailto:[email protected]]
> Sent: 30 June 2011 17:14
> To: [email protected]
> Cc: Utzel Nadine
> Subject: Re: SNL seq-2.0.13 on Linux 64 bits: not all monitored PVs
> receive their first monitor event
>
> Hi Nadine,
>
> On 2011-06-30 Utzel Nadine wrote:
> > Randomly in some of my state programs, I notice that not all the
> > monitored PVs receive a first monitor event:
> >
> > numMonitoredChans 10 firstMonitorCount 9 assignCount 16
> > firstConnectCount
> >
> > 16 numMonitoredChans 20 firstMonitorCount 19 assignCount 26
> >
> > firstConnectCount 26
> >
> > As a consequence, with the option +c, the state machine stays in its
> > initial state, or with the option -c, it waits for an event flag that
> > is never sent.
>
> If you want us to help you're going to have to investigate and post some
> more information about those channels that are not receiving a first
> monitor (use seqChanShow to do that). I can think of at least one
> reason why this might happen — your sequencer program user & host
> doesn't have Access Security permission on the IOC to read those
> channels for example, although if your IOC is not configured to use
> Access Security then that wouldn't apply.
>
> - Andrew
> --
> Optimization is the process of taking something that works and replacing
> it with something that almost works, but costs less. -- Roger Needham
________________________________
Helmholtz-Zentrum Berlin für Materialien und Energie GmbH
Mitglied der Hermann von Helmholtz-Gemeinschaft Deutscher Forschungszentren e.V.
Aufsichtsrat: Vorsitzender Prof. Dr. Dr. h.c. mult. Joachim Treusch, stv. Vorsitzende Dr. Beatrix Vierkorn-Rudolph
Geschäftsführer: Prof. Dr. Anke Rita Kaysser-Pyzalla, Dr. Ulrich Breuer
Sitz Berlin, AG Charlottenburg, 89 HRB 5583
Postadresse:
Hahn-Meitner-Platz 1
D-14109 Berlin
http://www.helmholtz-berlin.de
- References:
- SNL seq-2.0.13 on Linux 64 bits: not all monitored PVs receive their first monitor event Utzel Nadine
- Re: SNL seq-2.0.13 on Linux 64 bits: not all monitored PVs receive their first monitor event Andrew Johnson
- RE: SNL seq-2.0.13 on Linux 64 bits: not all monitored PVs receive their first monitor event Utzel Nadine
- Navigate by Date:
- Prev:
RE: SNL seq-2.0.13 on Linux 64 bits: not all monitored PVs receive their first monitor event Utzel Nadine
- Next:
Announce: sequencer 2.1.0 release candidate Benjamin Franksen
- Index:
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
<2011>
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
- Navigate by Thread:
- Prev:
RE: SNL seq-2.0.13 on Linux 64 bits: not all monitored PVs receive their first monitor event Utzel Nadine
- Next:
RE: SNL seq-2.0.13 on Linux 64 bits: not all monitored PVs receive their first monitor event Allison, Stephanie
- Index:
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
<2011>
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
|