Duplicate delivery DB (was Unexpected database recovery)

[Rob Siemborski]

On Wed, 3 Dec 2003, Christian Schulte wrote:

> Richard Gilbert schrieb:
> > The reason why I am restarting the server is to deal with the odd
> > "IOERROR: reading message: unexpected end of file" errors, which I am
> > still getting, which first led me to the lock_flock patch (archive message
> > 18705).
>
> This is interesting. I am also seeing these entries from time to time,
> maybe once a month. Is this lock_flock patch currently used in 2.2 ?

No -- under high lock contention it performs very very poorly.

We are looking at an alternat patch to break deadlocks (should they
occur):

https://bugzilla.andrew.cmu.edu/show_bug.cgi?id=1177

But no one has confirmed that the patch works.

-Rob

-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
Rob Siemborski * Andrew Systems Group * Cyert Hall 207 * 412-268-7456
Research Systems Programmer * /usr/contributed Gatekeeper