"Andy" <andy@otelex.co.uk> writes:
> To try and reproduce the problem on another machine, I did a new install of
> the same version of Postgres (8.1.3) and dump/restored the database onto
> this new server. So far it has been running with the same load and activity
> for almost 30 hours and the problem has not surfaced. In theory, Postgres
> and the database are identical and therefore, the fact that it doesn't error
> in the same way does confirm this is an OS problem (assuming the problem
> doesn't occur at some point in the future). The two servers are identical
> hardware and have the same version of OS, Windows Server 2003 SP1.
We've seen reports of intermittent permission failures on Windows being
caused by broken antivirus software. What security software have you
got on those machines, and does the failure go away if you remove it?
regards, tom lane