Argonne National Laboratory

Experimental Physics and
Industrial Control System

1994  1995  1996  1997  1998  1999  2000  2001  2002  2003  2004  2005  2006  2007  2008  2009  2010  2011  <20122013  2014  2015  2016  2017  2018  2019  2020  Index 1994  1995  1996  1997  1998  1999  2000  2001  2002  2003  2004  2005  2006  2007  2008  2009  2010  2011  <20122013  2014  2015  2016  2017  2018  2019  2020 
<== Date ==> <== Thread ==>

Subject: Re: Inspect Samples of CSS shows inconsistent SEVR
From: Burkhard Kolb <b.kolb@gsi.de>
To: "Kasemir, Kay" <kasemirk@ornl.gov>
Cc: "tech-talk@aps.anl.gov" <tech-talk@aps.anl.gov>
Date: Wed, 4 Apr 2012 15:57:31 +0200
Am 04.04.2012 um 15:49 schrieb Kasemir, Kay:

> Hello Burkhard:
> 
> On 4/4/12 09:35 , "Burkhard Kolb" <b.kolb@gsi.de> wrote:
>> of course your right. But as you say Inspect Samples is a debug tool -
>> with that I would like to see really what it gets from the database.
> Absolutely.
> Isn't that's exactly what it does?
> It shows what the data browser gets from
> * the Channel Archiver's network data server
> * an RDB-based archive data source
> * another data source that your site may have implemented
> * live data that the data browser has accumulated
> 
> If you change the request type between "Optimized" and "Raw data",
> you can see the difference.
> If you zoom in far enough and your data source then automatically
> switches to raw data, you see that.

This would be cool - how far is enough? I have now about 5 samples in time on the trend plot,
nevertheless the Inspect Samples shows me many thousand samples and does not automatically switch
to raw data.

> 
> It's the tool for debugging what the data browser receives.
> 
> If you want to see where the data is coming from,
> you have to check who's sending the data:
> How is the Channel Archiver's network data server generating
> those samples?
> What is the data in RDB tables?
> 
> There is a limitation in this client/server setup as to how
> far you can go:
> The data browser and its sample inspector just shows what it
> receives. It cannot see the underlying Channel Archiver index or data
> files,
> it won't show RDB tables.
> 
> -Kay
> 



Replies:
DataBrowser "Optimized" data Re: Inspect Samples of CSS shows inconsistent SEVR Kasemir, Kay
References:
Re: Inspect Samples of CSS shows inconsistent SEVR Kasemir, Kay

Navigate by Date:
Prev: Re: Inspect Samples of CSS shows inconsistent SEVR Kasemir, Kay
Next: Re: [db] simple command ? Hartman, Steven M.
Index: 1994  1995  1996  1997  1998  1999  2000  2001  2002  2003  2004  2005  2006  2007  2008  2009  2010  2011  <20122013  2014  2015  2016  2017  2018  2019  2020 
Navigate by Thread:
Prev: Re: Inspect Samples of CSS shows inconsistent SEVR Kasemir, Kay
Next: DataBrowser "Optimized" data Re: Inspect Samples of CSS shows inconsistent SEVR Kasemir, Kay
Index: 1994  1995  1996  1997  1998  1999  2000  2001  2002  2003  2004  2005  2006  2007  2008  2009  2010  2011  <20122013  2014  2015  2016  2017  2018  2019  2020 
ANJ, 18 Nov 2013 Valid HTML 4.01! · Home · News · About · Base · Modules · Extensions · Distributions · Download ·
· Search · EPICS V4 · IRMIS · Talk · Bugs · Documents · Links · Licensing ·