Duplicate delivery DB (was Unexpected database recovery)

Rob Siemborski rjs3 at andrew.cmu.edu
Wed Dec 3 14:35:37 EST 2003

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


But no one has confirmed that the patch works.


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

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