× The internal search function is temporarily non-functional. The current search engine is no longer viable and we are researching alternatives.
As a stop gap measure, we are using Google's custom search engine service.
If you know of an easy to use, open source, search engine ... please contact support@midrange.com.


  1.  Home
  2. JAVA400-L
  3. October 2005

Re: trigger or listener?

On Wed, 2005-10-19 at 06:41 -0500, Glenn Holmer wrote:
> On Saturday 15 October 2005 22:21, Rich Duzenbury wrote:
> > Be careful with a data queue.  If your updates are important, I would
> > discourage using it.  The reason is that if there are any data queue
> > entries hanging around when the system ends (either normally or
> > abnormally), they are cleared during the IPL.
> 
> Interestingly, we suffered a catastrophic power failure yesterday (a 
> whole section of the city), and had to shut down the '400 when UPS 
> power got low.  When the power came back and we could IPL, the data in 
> the queues were still intact.
How do you know this?  

For many many years it's been the case that the OS clears the queues as
part of the IPL process.  Perhaps it's been changed and I'm unaware of
when it happened.

Regards,
Rich

As an Amazon Associate we earn from qualifying purchases.

This thread ...
Follow-Ups:
Replies:
Follow On AppleNews
Return to Archive home page | Return to MIDRANGE.COM home page

This mailing list archive is Copyright 1997-2024 by midrange.com and David Gibbs as a compilation work. Use of the archive is restricted to research of a business or technical nature. Any other uses are prohibited. Full details are available on our policy page. If you have questions about this, please contact [javascript protected email address].

Operating expenses for this site are earned using the Amazon Associate program and Google Adsense.