[CentOS] Reactive systems -- was: Event scheduling

Fri Feb 16 18:13:03 UTC 2007
Ralph Angenendt <ra+centos at br-online.de>

R P Herrold wrote:
> On Fri, 16 Feb 2007, Frank M. Ramaekers wrote:
> 
> >Sure I understand that, but If I wanted it to be within 15 
> >seconds response, I'd have to check 4times x 60 seconds x 60 
> >minutes x 24 hours per day.  Kind of a waste for a file that 
> >may or may not be transmitted each day.
> 
> push v pull, poll v select -- SGI formerly had 'fam' and the 
> fam daemon to make this more economical, and we shipped it in 
> centos-2
> 
> http://techpubs.sgi.com/library/tpl/cgi-bin/getdoc.cgi?coll=0650&db=bks&fname=/SGI_Developer/books/IIDsktp_IG/sgi_html/ch08.html
> 
> 	and
> 
> http://oss.sgi.com/projects/fam/

CentOS 4 ships with gamin, which is API compatible to fam. CentOS 5 will
have inotify.

Ralph
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