> > I'd like to be able to figure out what actually went on whilst this was > happening to see if there's anything we can do to fix it, or if this is > something which should be bugzilla'd. > Does the box run regular crontab jobs? In that case maybe you were just unlucky when the faulty process consumed most of the resources, cron launched one of the regular logrotate actions etc and that's why you crawled to almost a stop. Just my 2c!