On 3/28/06, Benjamin J. Weiss <benjamin at birdvet.org> wrote: > Sorry, it's an HP/Compaq ML-530. It didn't do this until I changed the > OS, so I doubt that it's a BIOS issue. > [snip] > >> > >>I've got an RHEL-4 server (yep, I know it's not CentOS, but hey we gotta > >>send some money RH's way to keep CentOS up and going! ) that's running > >>Oracle 10g. This same hardware worked just fine for over a year running > >>RHEL-AS-2.1 and Oracle 9i. Now we're getting spontaneous reboots when > >>running oracle processes that eat up a bunch of resources. I don't know > >>where to go from here. > >> > >> > > > >I didn't see a mention of the hardware type, but some systems have a > >BIOS setting to reboot if the hardware doesn't detecet any "activity" > >for a period of time. Check for that setting and disable that > >feature. This may solve the issue. If not at least let you see the > >crash if there is one. > > Unless they changes since the acquisition the system has the BIOS setting I mentioned. You specified that this happens under a heavy load. With the newer OS ans Oracle the hardware may think that the server is locked up. Or you may actually be experiencing a lock-up and the BIOS setting causes a reboot P.S. Please don't top post. -- Leonard Isham, CISSP Ostendo non ostento.