Thanks to both,
In my case EDM freezes completely, so that it has to be killed with the kill command.
It sounds like I need to get a newer version of EDM (1-11-1z).
Zen
-----Original Message-----
From: [email protected] [mailto:[email protected]] On Behalf Of John Dobbins
Sent: Wednesday, January 21, 2009 8:52 AM
To: Brian Bevins
Cc: EPICS Techtalk
Subject: Re: EDM freezes
I believe we also see the second behavior but I think it it occurs with only some of our screens.
edm version 1-10-1zb on Scientific Linux SL release 4.5 (Beryllium)
John Dobbins
Brian Bevins wrote:
> Hi Zen,
>
> It depends on exactly what you mean when you say the EDM "freezes".
> What you're describing might be an instance of one of two known problems.
>
> 1) There were problems with embedded and related displays that were
> not fully resolved until 1-11-1z. The problem was especially acute
> with "on focus" related displays that pop up when you just mouse over
> the widget with no click, but there were other associated issues with
> embedded and related displays. Depending on the specific version you
> could see anything from stuck popups that won't close to EDM freezing
> completely (no screen redraws at all) to EDM crashing.
>
> 2) There is a more subtle ongoing problem that (as far as I know) has
> only been reported here at Jefferson Lab. When an EDM session has been
> left running for a long (variable) time, the widgets will stop
> updating despite the fact that the PV values are still changing. There
> is no visual clue that anything is wrong, unless you can see the same
> PV's in a different app or a separate EDM session. Usually everything
> will start updating again if you open or close a display, or even
> expose a covered display. This issue only started when we moved from
> HP-UX to RedHat Enterprise Linux. It has not yet been resolved.
>
> Hope that helps.
> --Brian
>
> Szalata, Zenon M. wrote:
>> I am observing that EDM freezes with my application which uses a
>> number of related displays. This happens when I pop up the related
>> displays a few times. It is not very reproducible, sometimes it
>> happens after a few clicks on the related display buttons, at other
>> times the application will survive many such clicks.
>> I have a vague memory of an e-mail when someone else reported a
>> similar problem, but I cannot find any evidence of that.
>>
>> I am currently using edm 1.11.1t.
>>
>> Is this a known problem and if so, has the issue been resolved?
>>
>> Thanks in advance,
>> Zen
>>
>
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