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Wait! Isn't this exactly what we're being told to do today? Externalize I/O?? Phil --- "York, Albert" <albert.york@nissan-usa.com> wrote: > > James Kilgore gave a great example of something > that's too slick > (the old > > MDY-YMD date multiply trick.) Are there any > other contributions? > > Years ago I was called in to work on a new > application that was having > severe performance problems. The designers had come > up with a great way > (they thought) to control file access. For each > file, they wrote a "server" > program. The application programs accessed the file > only through these > server programs. Files were not opened directly, all > reads, writes, and > updates were done through these calls. Naturally > this caused a performance > hit by itself But on top of that, for some reason, > they coded all of these > server programs to set on LR before returning. We > gained big boost simply by > removing that one line from each program. Then, as > the application was > maintained, we got rid of the server programs and > brought the files back > into the program. > +--- > | This is the Midrange System Mailing List! > | To submit a new message, send your mail to > MIDRANGE-L@midrange.com. > | To subscribe to this list send email to > MIDRANGE-L-SUB@midrange.com. > | To unsubscribe from this list send email to > MIDRANGE-L-UNSUB@midrange.com. > | Questions should be directed to the list > owner/operator: david@midrange.com > +--- __________________________________________________ Do You Yahoo!? Get email at your own domain with Yahoo! Mail. http://personal.mail.yahoo.com/ +--- | This is the Midrange System Mailing List! | To submit a new message, send your mail to MIDRANGE-L@midrange.com. | To subscribe to this list send email to MIDRANGE-L-SUB@midrange.com. | To unsubscribe from this list send email to MIDRANGE-L-UNSUB@midrange.com. | Questions should be directed to the list owner/operator: david@midrange.com +---
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