Experimental Physics and
Industrial Control System

[email protected] (Ralph Lange) · Wed, 11 Jun 1997 12:00:47 +0200 (METDST)

>     if(!scanRestart)return;
> 
> Thus tasks are not restarted. Many things could go wrong.
> For example a task is likely to have records locked.
> Restarting will merely hide original problem and cause
> really strange behavior.

I opened my eyes, got it now and I am distressed about my unbelief.

> Note that onceTask scans a record. Since records can be linked,
> this means an arbitrary number of records can process. This means
> an arbitrary set of record/device/driver support can be executed.

Could I possibly be right if I assume that this might be valid for db links
only, since ca links are executed by filling the event queue and waking up
a ca event handler which then calls scanOnce() again starting another turn
of this mechanism?

Ralph

Experimental Physics and Industrial Control System

Experimental Physics and
Industrial Control System