Re: [foxboro] OM lists

  • From: "Brown, Stanley" <stan.brown@xxxxxxxxxxxxxxxxx>
  • To: "foxboro@xxxxxxxxxxxxx" <foxboro@xxxxxxxxxxxxx>
  • Date: Tue, 24 Aug 2010 15:57:12 -0400

Can you clarify something for me?

If the AW in question had established OM lists to the Integrator 30 in 
question, would these lists show up with show_params? If (somehow) the 
Integrator 30 had established lists with the AW (why would it do this?) would 
show_params show these lists?


> -----Original Message-----
> From: Stan Brown [mailto:stanb@xxxxxxxxx] On Behalf Of Johnson, Alex P
> (IOM)
> Sent: Tuesday, August 24, 2010 10:59 AM
> To: foxboro@xxxxxxxxxxxxx
> Subject: Re: [foxboro] OM lists
>
> /usr/local/show_params reports on ONLY the station on which it is
> running.
>
> Rsom (remote stations) and som (local station) can be used (not as a
> scripts (easily) though) to monitor OM list usage. There is some
> documentation in B0193JB.
>
> If the GW/DI ran out of lists opened by the AW, there is some program
> on the AW that is not closing its lists properly. You can use rsom to
> examine the lists in the GW/DI and determine what tags are in use.
> Often that will tell you the application that opened the lists. Also,
> you can look at the PID of the process that opened the list in the GW
> and the station that opened the list. This can be used to identify who
> is opening lists and still running.
>
>
>
> Regards,
>
> Alex Johnson
> Invensys Operations Management
> 10900 Equity Drive
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> -----Original Message-----
> From: foxboro-bounce@xxxxxxxxxxxxx [mailto:foxboro-
> bounce@xxxxxxxxxxxxx] On Behalf Of stan
> Sent: Tuesday, August 24, 2010 10:42 AM
> To: Foxboro List
> Subject: [foxboro] OM lists
>
> WE had an instance where we ran out of OM lists last night. Foxboro TAC
> logged in and determined that the AW on this node was using too mangy,
> and
> we resolved the issue (for the moment) by rebooting this machine.
>
> However,, I am not convinced we have found the root cause on this. The
> configuration on this node has been stable for quite a while, and the
> last
> time the AW was rebooted was 150+ days ago, after an upgrade to 7.1.5
> software.
>
> We have run a variant of the checkit script from the Casandra site for
> a
> number of years, and it uses /usr/local/show_params to report on some
> OM
> statistics. Frankly I am not all that familiar with the output of this
> section of the report. Can someone tell me if these values are global
> to
> the node? If not, is there a script that I can run to get statistics
> for a
> specific station (AB integrator 30A in this case).
>
> Thanks for any suggestions as to forensics on this.
>
> --
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