Hi Mark,
Thank you!
I am posting an array of floats. I tried to monitor a simpler case, a single float,
still got the same behavior. Somehow I enter the wrong 'if' block in
db_post_single_event every the other time.
Best regards,
Dehong
----- Original Message -----
From: Mark Rivers <[email protected]>
Date: Saturday, August 9, 2008 4:11 pm
Subject: RE: RE: Loosing half the monitor callbacks
To: Dehong Zhang <[email protected]>
Cc: [email protected]
> When you say "raise a monitoring with the last 144 data points" what
> do you mean?
> Are you averaging these points, or are you posting an array, or
> something else?
>
> Mark
>
>
> ________________________________
>
> From: Dehong Zhang [mailto:[email protected]]
> Sent: Fri 8/8/2008 5:05 PM
> To: Mark Rivers
> Subject: Re: RE: Loosing half the monitor callbacks
>
>
>
> Hi Mark,
>
> Thank you! My ioc is indeed changing very fast -- triggered by some
> hardware at 720 Hz, then
> every the 144th time I call the db_post_event method to raise a
> monitoring with the last 144 data
> points. Somehow i just miss every the other monitoring. I tried to
> slow down the clock by 8 times,
> it (camonitor) is still doing the same thing.
>
> Best regards,
> Dehong
>
>
>
>
> ----- Original Message -----
> From: Mark Rivers <[email protected]>
> Date: Friday, August 8, 2008 4:32 pm
> Subject: RE: Loosing half the monitor callbacks
> To: Dehong Zhang <[email protected]>, [email protected]
>
>
> > What happens when you run the "camonitor" utility from EPICS base at
> > the command line on that PV? Perhaps the PV is really not changing
> > like you think it should be.
> >
> > Mark
> >
> >
> > ________________________________
> >
> > From: [email protected] on behalf of Dehong Zhang
> > Sent: Fri 8/8/2008 4:18 PM
> > To: [email protected]
> > Subject: Loosing half the monitor callbacks
> >
> >
> >
> > Hi,
> >
> > I would like to monitor a PV at 5 Hz. Somehow I do get 5 callbacks
> > every seconds
> > but only get the changes every the other time, like getting changes
> > 1st, 3rd, 5th ...
> > two times, but never get changes 2nd, 4th, ...
> >
> > Could you please enlighten me?
> >
> > Thanks and best regards,
> > Dehong
> >
> >
> >
>
>
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