I added the connection pools parametrer in my app.

Thanks Massimo



On Feb 15, 7:45 pm, mdipierro <mdipie...@cs.depaul.edu> wrote:
> whatever you choose it always starts with one and grows with the
> number of concurrent requests up to the value of pools (the max number
> of concurrent pools). So pools should be the max number of concurrent
> requests you expect. That is the max value of
>
> <number of requests/second> / <average time per request in seconcds>
>
> On Feb 15, 6:22 pm, Baron <richar...@gmail.com> wrote:
>
> > hi ionel,
> > I was the one who switched from mysql to postgres to avoid that error
> > and haven't had any problems since.
> > Maybe you could try switching from postgres to mysql!
>
> > Massimo I'm not using pools at the moment but it sounds like a good
> > idea. How would I determine a reasonable number of pools to use?
>
> > Baron
>
> > On Feb 16, 7:28 am, mdipierro <mdipie...@cs.depaul.edu> wrote:
>
> > > I suggest you use connection pools. It is designed to reuse connection
> > > and will make your application much faster.
>
> > > Just add SQLDB(....,pools=20)
>
> > > Massimo
>
> > > On Feb 15, 10:05 am, ionel <ionelanton...@gmail.com> wrote:
>
> > > > Hello Massimo,
>
> > > > I don't use connection pools.
> > > > I use web2py 1.55.2 with Postgresql 8.3. The max_connections parameter
> > > > was set at 100 in postgresql.conf. I changed the value to 200. I hope
> > > > this will fix the problem.
>
> > > > My application is not in production. I get this error when I develop
> > > > and try the results.
>
> > > > Thanks for help
>
> > > > On Feb 15, 8:50 am, mdipierro <mdipie...@cs.depaul.edu> wrote:
>
> > > > > Are you using connections pools?
>
> > > > > db=SQLDB(...,pools=<n>)
>
> > > > > try increase the max number of connections:
>
> > > > >http://www.postgresqlforums.com/forums/viewtopic.php?f=15&t=531
>
> > > > > web2py closes connections automatically when a thread ends unless you
> > > > > have pools.
>
> > > > > Massimo
>
> > > > > On Feb 15, 2:19 am, Fran <francisb...@googlemail.com> wrote:
>
> > > > > > On Feb 15, 5:22 am, ionel <ionelanton...@gmail.com> wrote:
>
> > > > > > > OperationalError: FATAL:  connection limit exceeded for 
> > > > > > > non-superusers
> > > > > > > Do I need to close the connection explicitly somewhere?
>
> > > > > > Interesting, someone previously had the same kind of problem with
> > > > > > MySQL which they fixed by moving to 
> > > > > > PostgreSQL:http://groups.google.com/group/web2py/browse_thread/thread/7019f65977...
>
> > > > > > For the issue to get fixed, I imagine that people would need to 
> > > > > > know:
> > > > > > (1) The exact versions of Web2Py/PostgreSQL/Python
> > > > > > (2) Your code
>
> > > > > > F
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