On Dec 2, 2007 7:40 AM, Dragan Zubac <[EMAIL PROTECTED]> wrote:

> Hello
>
> I have a stored procedure which does the billing stuff
> in our system,it works ok,but if I put in
> production,where there is some 5-10 billing events per
> second,the whole database slows down. It won't even
> drop some test table,reindex,vacuum,things which were
> done before in the blink of an eye. If I stop the
> application which calls the procedure,all is back to
> normal.
>
> We didn't implement any special locking mechanism in
> the procedure,all is default. The procedure is
> updating user's balance in table 'users'. On the other
> hand a couple of 'heavy load' table has foreign keys
> pointing to table 'users'.
>
> Is it the matter of concurency and some locking issue
> or maybe the existing of all those foreign keys
> pointing to table 'users',or maybe something else
> which we're not aware at the moment ?


Can you please post your procedure and explain plan of the SQL which the
procedure uses to do the billing stuff . There can be a zillion reasons for
the performance problems you are seeing, but the email does not provide
enough information.


>
> Sincerely
>
> Pera
>
>
>
>  
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Usama Munir Dar http://linkedin.com/in/usamadar
Consultant Architect
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