Sorry I mean... GOOD JOB Stephen (Steve for friend). On Fri, Nov 5, 2010 at 8:25 PM, Fabio Maulo <[email protected]> wrote:
> Good job Sthepen. > LOL!! > > > On Thu, Nov 4, 2010 at 10:37 AM, Lakshman <[email protected]> wrote: > >> We found the problem and applied a solution for this issue. >> >> This problem happens only with SQL Server 2005 as the backend and it >> goes away with SQL Server 2008 R2. The root cause is the new class for >> transaction management (the default under NH >> 2.1.x)NHibernate.Transaction.AdoNetWithDistributedTransactionFactory. >> >> In NH 2.0.1 the transaction management class was >> NHibernate.Transaction.AdoNetTransactionFactory which hasn't caused >> any problem. >> >> Luckily, we were able to configure this as part of the NH >> configuration. We configured the transaction.factory_class property >> and had set it to NHibernate.Transaction.AdoNetTransactionFactory to >> resolve the issue. >> >> >> On Oct 6, 12:44 pm, Jason Meckley <[email protected]> wrote: >> > how is spring handling session management. the problem isn't 2.1.2. >> > the problem is how you are managing 2.1.2. >> > >> > On Oct 6, 9:21 am, Lakshman <[email protected]> wrote: >> > >> > >> > >> > > Thanks Jose. We delegate the session / transaction management to >> > > Spring.NET. >> > >> > > On Oct 5, 2:58 pm, José F. Romaniello <[email protected]> wrote: >> > >> > > > It seems that somehow your application is not properly disposing the >> > > > connections... >> > > > How do you handle sessions? >> > >> > > > 2010/10/5 Lakshman <[email protected]> >> > >> > > > > All, >> > >> > > > > We have been using NHibernate 2.0.0 and Spring.NET 1.2 in our WCF >> web >> > > > > services. >> > >> > > > > We recently tried to migrate to NHibernate 2.1.2 and Spring.NET >> 1.3.0 >> > > > > and since then started getting the following error at 20 TPS with >> 100 >> > > > > users using Load Runner testing. >> > >> > > > > “Timeout expired. The timeout period elapsed prior to obtaining a >> > > > > connection from the pool. This may have occurred because all >> pooled >> > > > > connections were in use and max pool size was reached” >> > >> > > > > We mitigated that error by setting the Max Pool Size to 1000. But, >> the >> > > > > web service server eventually crashed at 80 TPS with 400 users ( >> again >> > > > > Load Runner). >> > >> > > > > We thought we would move back to NHibernate 2.0.1. We didn't get >> any >> > > > > errors or server crash with Spring.NET 1.3.0 and NHibernate 2.0.1 >> at >> > > > > 80 TPS with 400 users ( again Load Runner). >> > >> > > > > I am not sure what is going on with NH 2.1.2. Was it performance >> > > > > tested at high loads? Did anyone else had similar issues? Is the >> fix >> > > > > available in NH 3.0? >> > >> > > > > Appreciate your inputs. >> > >> > > > > Thanks, >> > > > > Lakshman >> > >> > > > > -- >> > > > > You received this message because you are subscribed to the Google >> Groups >> > > > > "nhusers" group. >> > > > > To post to this group, send email to [email protected]. >> > > > > To unsubscribe from this group, send email to >> > > > > [email protected]<nhusers%[email protected]> >> <nhusers%[email protected]<nhusers%[email protected]> >> > >> > > > > . >> > > > > For more options, visit this group at >> > > > >http://groups.google.com/group/nhusers?hl=en.-Hidequoted text - >> > >> > > > - Show quoted text -- Hide quoted text - >> > >> > - Show quoted text - >> >> -- >> You received this message because you are subscribed to the Google Groups >> "nhusers" group. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]<nhusers%[email protected]> >> . >> For more options, visit this group at >> http://groups.google.com/group/nhusers?hl=en. >> >> > > > -- > Fabio Maulo > > -- Fabio Maulo -- You received this message because you are subscribed to the Google Groups "nhusers" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/nhusers?hl=en.
