Re: Mysterious failure!

Hi Mason,

Ideally you should have done a hang analyze before killing the oracle
processes. Is there any information in your alert.log at the time of hang ?

Thanks
Deba.

On Nov 29, 2007 12:26 PM, Mason Loring Bliss <mason@xxxxxxxxxxx> wrote:

> On Thu, Nov 29, 2007 at 10:36:57AM -0600, Taylor, Chris David wrote:
>
> > Sounds like a semaphore issue
> >
> > I believe when you use the kill or abort a process the semaphores don't
> > get cleaned up.  Though I'm a little surprised the db would start back
> > up if it was indeed a semaphore issue.
>
> Is there a way to find out? Does Oracle log its use of semaphores, or at
> least timeouts to obtain a semaphore?
>
> Also, are you suggesting that this is what made the database unresponsive
> initially? That's what I'm most after. I want to know why it became
> unresponsive, and I'm hoping someone can direct me to something that's
> been
> logged that I've overlooked.
>
> --
>    Mason Loring Bliss     mason@xxxxxxxxxxx       They also surf who
> awake ? sleep : dream;     http://blisses.org/     only stand on waves.
> --
> http://www.freelists.org/webpage/oracle-l
>
>
>

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