"Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote
>> When the cluster performs a massive disk operations (like nightly
>> vacuuming or smth)
>> I offten got such error in log file:
>> 2005-11-12 14:52:29 LOG: could not fsync segment 0 of relation
>> 1663/17735/210608: Permission denied
>
>> It looked like as if somebody (not postgres) got an exclusive access to
>> that file.
>
> We've heard reports of various "antivirus" products doing that sort of
> thing ... what third-party software do you have installed?
>
The strange thing is that this time it gets an EACCESS this time. What we
get before is "Invalid Argument" message which is a mis-translation of
ERROR_SHARING_VIOLATION. Let's see what he installed ...
Regards,
Qingqing