Experimental Physics and
Industrial Control System

[email protected] (Jeff Hill) · Fri, 17 Dec 1999 14:20:53 -0700

> As I wrote, Now I test IOC codes.
> At N-th reading of PV  "caExample" has next bug.
> ------------------------------------------------------------------
> ----------------- 
> ...
> root:aiExample1 7.000000
> FELsparc> caExample root:aiExample1
> root:aiExample1 9.000000
> FELsparc> caExample root:aiExample1
> root:aiExample1 0.000000
> FELsparc> caExample root:aiExample1
> root:aiExample1 1.000000
> FELsparc> caExample root:aiExample1
> root:aiExample1 3.000000
> FELsparc> caExample root:aiExample1
> CA.Client.Diagnostic..............................................
>     Message: "User specified timeout on IO operation expired"
>     Severity: "Warning" Context: "ca_pend_io failure"
>     Source File: ../caExample.c Line Number: 20
> ..................................................................
> CA.Client.Diagnostic..............................................
>     Message: "The request was ignored because the specified channel is
> disconnected"
>     Severity: "Error" Context: "ca_get failure"
>     Source File: ../caExample.c Line Number: 21
> Abort (core dumped)
>  
> ------------------------------------------------------------------
> ---------------------
>  
> I shall be grateful if you inform me about your opinion of this bug.
> 

This indicates that there was no response to a CA request within the 
specified time out. It is difficult to make additional conclusions 
with this information.

Jeff

Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System