Try killing the processes for an Oracle test database.
The goal is to fool the listener into thinking the database is
still up, and creating a server, which should then hang.
It's worked for me in the past, but not always 100%. May
take a few tries.
Jared
David Turner <[EMAIL PROTECTED]>
Sent by: [EMAIL PROTECTED]
01/14/2003 10:46 AM
Please respond to ORACLE-L
To: Multiple recipients of list ORACLE-L <[EMAIL PROTECTED]>
cc:
Subject: Re: perl timeout
Thx I left your book in Missouri:( Now I'm trying to simulate a database
with
hanging connections to test the script. Anyone know how best to simulate
that?
Dave
On Mon, Jan 13, 2003 at 07:43:29PM -0800, Jared Still wrote:
>
> Gee Dave, I know of a book that has scripts that
> already do this. ;)
>
> Here's an untested bit of code to demonstrate.
>
> my $dbh;
>
> eval {
>
> local $SIG{ALRM} = sub {
> die "connection timeout\n";
> };
>
> alarm 60;
>
> $dbh = DBI->connect(
> 'dbi:Oracle:' . $db,
> $username, $password,
> {
> RaiseError => 1,
> AutoCommit => 0,
> }
>
> );
>
> };
>
> # the alarm reset must be outside the eval{}
> alarm 0;
>
> I say untested cuz I simplified it a bit after lifting
> it from a script.
>
> HTH,
>
> Jared
>
> On Monday 13 January 2003 15:49, David Turner wrote:
> > Does anyone have some perl code that will return an error if it take
longer
> > than a certain number of seconds to connect to or return the results
from a
> > database? I'd like to have some of my queries connect to an alternate
> > database if there is a problem connecting or returning results within
10
> > seconds. Any other suggestions are appreciated.
> >
> > Dave
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