Busy Day = Slowdown from 12 AM - 5 AM

Busy Day = Slowdown from 12 AM - 5 AM

Post by Grant W. Boice, Jr » Fri, 20 Jun 2003 02:17:00



The only thought that I have:
     *  Are you perform your daily backups during this time?
     *  Was there a program modification recently done?
     *  Do you have nested subroutines?

Just thoughts...

Grant


> We're seeing something really odd at a UniData site.  If there's a lot
> of activity during the day, then from 12 AM to about 5 AM the
> following morning, everything grinds to a halt.  Processes that
> normally finish in 10-15 seconds take hours.  This doesn't happen
> every day, only on days that (in hindsight) were especially busy.
> There's nothing in the cron, no PHANTOMs running, nothing that we can
> see that could be causing this.

> They do have a big application running on that box (that we don't have
> the source code for), could it be some hidden TRANACTION COMMIT,
> ROLLBACK, etc. calls?  If so, how could we identify this while it's
> happening?

> Ray

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