Re: Reader Utility....

David Williams wrote: > > In article <3461BA0B.A4CA66E8@informix.com>, "Mark D. Stock" > <mdstock@informix.com> writes > >MS CARLEEN C AVANT wrote: > >> > >> Hi, > >> I am looking for information regarding the utility called "reader". > We > >> are > >> in the process of a migration from Informix 5.x to 7.x (also > migrating > >> to a > >> new hardware platform). We are basically doing a complete redesign. > >> Our > >> hardware consists of a Sun Enterprise 4000 utilizing MultiPack > storage > >> capability and volume manager. We are currently trying to decide > the > >> "optimum" disk layout. We read that "reader is a scientific method > for > >> optimizing disk layout". We are curious regarding anyone's > >> knowledge/experience regarding this utility and the accuracy of > it's > >> results when all disk access will be going through a volume > manager. > > > >That's a VERY big description for such a simple utility, but you can > >learn all about it and many other utilities AND walk away with the > >source code if you attend the "OnLine DSA Performance Tuning" course. > > > >Cheers, > > I attended thge Online DSA Performance Tuning course in June 1995 > and > we never got any tools..what is reader and how can I get a copy? Ditto, and speak to your Informix training centre, you might get lucky. :-) Cheers, -- Mark. +----------------------------------------------------------+-----------+ |Mark D. Stock - Informix SA http://www.informix.com |//////// /| |mailto:mdstock@informix.com FAQ http://www.iiug.org |///// / //| | +-----------------------------------+//// / ///| | Tel: +27 11 807 0313 |If it's slow, the users complain. |/// / ////| | Fax: +27 11 807 2594 |If it's fast, the users keep quiet.|// / /////| |Cell: +27 83 250 2325 |Therefore, "No news: travels fast"!|/ ////////| +----------------------+-----------------------------------+-----------+