--- In firebird-support@yahoogroups.com, "Ann W. Harrison" <aharrison@...> wrote:

>
> On 1/3/2011 1:41 PM, Eliana Vanina wrote:
> >
> >>> My firebird.log has plenty of "INET/inet_error: read errno = 9" and "INET/inet_error: select in packet_receive errno = 9" as show below. My Firebird version is 2.0.4 and is running at Debian. What could be the cause?
> >>
> >> Cause? Don't know - could be a bug. Possible cure? Update Firebird. V.2.0.x has had *two* updates since the version you are using. Many bugfixes. Now at 2.0.6 (last of the 2.0.x series). The version you are currently using will *never* be fixed.
> >>
>
> True it's an old version of Firebird, but the more likely cause
> is applications that terminate without disconnecting from the
> database. The "read errno = 9" is the translation of the operating
> system error Firebird received. You can google "errno 9".
>
>
> Best regards,
>
> Ann
>

Solved! I post my solution here for somebody with the same problem.
I have SMP (4 cores), by disabling 3 cores inet_error was gone.
Thanks to all!

Vanina