If you find a reference of one of your entities in the StatefulPersistenceContext is because you have an opened session with those entities uploaded. If it seems to be unexpected then you a leaving opened some sessions.
On Wed, Feb 9, 2011 at 4:19 PM, Paul Allington < [email protected]> wrote: > Yeah, that's just it - I'd expect them to not be referenced at all - but > they're referenced indirectly to the SessionFactory. Some of them are > referenced by: "SingleTableEntityPersister" or the > "StatefulPersistenceContext" > > * > * > *Paul Allington [image: See my > profile]<http://www.intelligentpenguin.co.uk/about/theteam/paul> > * > *T:* 01799 522 665 > *M:* 07973 145 754 > *E:* [email protected] > *W:* www.intelligentpenguin.co.uk > *W:* www.creative-penguin.co.uk > [image: Intelligent Penguin] <http://www.intelligentpenguin.co.uk> For > highly creative & technically brilliant websites, and on-line management > systems > > ------------------------------------------------------------------------------ > My > profiles: [image: Facebook] <http://www.facebook.com/paulallington>[image: > LinkedIn] <http://uk.linkedin.com/in/paulallington>[image: > Twitter]<http://twitter.com/paulallington> > Contact me: [image: Google Talk/]phallington [image: Skype/]paul-allington > [image: Y! messenger/]paul_allington > > > > > On Wed, Feb 9, 2011 at 7:15 PM, John Davidson <[email protected]>wrote: > >> What you are probably seeing then is delayed garbage collection. The ANTS >> profiler should show haw many references there are to the objects in >> question. If you think the object should not be there then the reference >> should be zero. If it is not zero then it will not be collected. >> >> I am in the habit of always setting obects = null when finished with them. >> I have found it saves a lot of grief. >> >> John Davidson >> >> On Wed, Feb 9, 2011 at 2:08 PM, Paul Allington < >> [email protected]> wrote: >> >>> Sorry - that's what this really based on. I was running ANTS earlier >>> today to find out just where all the memory is being used from, and about >>> 90% of it is NHibernate and objects lingering around. I've ignored all of >>> the aspx stuff, as this is just first load, and while there is some other >>> .net classes, it's mostly NHibernate. I'm mostly concerned that my data >>> objects are being held on to by the SessionFactory (2nd level cache is >>> turned off) - for no good reason. I'd also like to know why it needs to use >>> so much other memory, and unmanaged memory >>> >>> * >>> * >>> *Paul Allington [image: See my >>> profile]<http://www.intelligentpenguin.co.uk/about/theteam/paul> >>> * >>> *T:* 01799 522 665 >>> *M:* 07973 145 754 >>> *E:* [email protected] >>> *W:* www.intelligentpenguin.co.uk >>> *W:* www.creative-penguin.co.uk >>> [image: Intelligent Penguin] <http://www.intelligentpenguin.co.uk> For >>> highly creative & technically brilliant websites, and on-line management >>> systems >>> >>> ------------------------------------------------------------------------------ >>> My >>> profiles: [image: Facebook] <http://www.facebook.com/paulallington>[image: >>> LinkedIn] <http://uk.linkedin.com/in/paulallington>[image: >>> Twitter]<http://twitter.com/paulallington> >>> Contact me: [image: Google Talk/]phallington [image: Skype/]paul-allington >>> [image: Y! messenger/]paul_allington >>> >>> >>> >>> >>> On Wed, Feb 9, 2011 at 6:54 PM, John Davidson <[email protected]>wrote: >>> >>>> How many aspx pages do you have in the application. The web server >>>> caches aspx related data. In my case the application starts at 90MB and >>>> grows to around 115-120 MB where the growth stops after I have visited all >>>> the pages. I have about 30 very heavy aspx pages. There is no additional >>>> memory usage as I request different data of those pages as it is released >>>> at >>>> the end of the request. >>>> >>>> If you really are concerned then I suggest you find a memory profiler >>>> >>>> A free one: http://www.xteprofiler.com/landing1.html (never used) >>>> A commercial product from Red Gate: Memory Profiler for .NET - Locate >>>> Memory Leaks in >>>> moments.<http://www.google.ca/aclk?sa=l&ai=CY_1ZuOJSTfzTOIiVggeS_u3oAeTp688B9LLh6Bm8o-C3MAgAEAEguVRQgvi8oQNg_bCagegDoAH0gcL_A8gBAaoEHE_Q3YcEdQw3LHJLlPnmt2geK0tH2NWX77Tjf3qABZBO&sig=AGiWqtzhR6-XuyPT19a-Ghy8RawzDaHOtA&adurl=http://www.red-gate.com/products/dotnet-development/ants-memory-profiler/%3Futm_source%3Dgoogle%26utm_medium%3Dcpc%26utm_content%3Dunmet_need%26utm_campaign%3Dantsmemoryprofiler> >>>> >>>> John Davidson >>>> >>>> >>>> On Wed, Feb 9, 2011 at 1:28 PM, Paul Allington < >>>> [email protected]> wrote: >>>> >>>>> The first is how it's working - in fact I think I may have originally >>>>> read that article to get the httpmodule to work. >>>>> >>>>> * >>>>> * >>>>> *Paul Allington [image: See my >>>>> profile]<http://www.intelligentpenguin.co.uk/about/theteam/paul> >>>>> * >>>>> *T:* 01799 522 665 >>>>> *M:* 07973 145 754 >>>>> *E:* [email protected] >>>>> *W:* www.intelligentpenguin.co.uk >>>>> *W:* www.creative-penguin.co.uk >>>>> [image: Intelligent Penguin] <http://www.intelligentpenguin.co.uk> For >>>>> highly creative & technically brilliant websites, and on-line management >>>>> systems >>>>> >>>>> ------------------------------------------------------------------------------ >>>>> My >>>>> profiles: [image: Facebook] <http://www.facebook.com/paulallington>[image: >>>>> LinkedIn] <http://uk.linkedin.com/in/paulallington>[image: >>>>> Twitter]<http://twitter.com/paulallington> >>>>> Contact me: [image: Google Talk/]phallington [image: Skype/]paul-allington >>>>> [image: Y! messenger/]paul_allington >>>>> >>>>> >>>>> >>>>> >>>>> On Wed, Feb 9, 2011 at 6:21 PM, John Davidson <[email protected]>wrote: >>>>> >>>>>> Are you using SessionPerRequest as described in >>>>>> >>>>>> >>>>>> http://nhforge.org/blogs/nhibernate/archive/2010/07/11/nhibernate-bootstrapper-unitofwork-and-sessionperrequest.aspx >>>>>> >>>>>> If you are using that threading then check what FlushMode is. >>>>>> >>>>>> Also the NHibernate 3.0 Cookbook is an excellent reference NHibernate >>>>>> 3.0 Cookbook <https://www.packtpub.com/nhibernate-3-0-cookbook/book> >>>>>> >>>>>> <https://www.packtpub.com/nhibernate-3-0-cookbook/book>John Davidson >>>>>> >>>>>> On Wed, Feb 9, 2011 at 1:15 PM, Paul Allington < >>>>>> [email protected]> wrote: >>>>>> >>>>>>> It's in an asp.net web app - it's just a simple architecture at the >>>>>>> moment >>>>>>> >>>>>>> * >>>>>>> * >>>>>>> *Paul Allington [image: See my >>>>>>> profile]<http://www.intelligentpenguin.co.uk/about/theteam/paul> >>>>>>> * >>>>>>> *T:* 01799 522 665 >>>>>>> *M:* 07973 145 754 >>>>>>> *E:* [email protected] >>>>>>> *W:* www.intelligentpenguin.co.uk >>>>>>> *W:* www.creative-penguin.co.uk >>>>>>> [image: Intelligent Penguin] <http://www.intelligentpenguin.co.uk> For >>>>>>> highly creative & technically brilliant websites, and on-line management >>>>>>> systems >>>>>>> >>>>>>> ------------------------------------------------------------------------------ >>>>>>> My >>>>>>> profiles: [image: Facebook] >>>>>>> <http://www.facebook.com/paulallington>[image: >>>>>>> LinkedIn] <http://uk.linkedin.com/in/paulallington>[image: >>>>>>> Twitter]<http://twitter.com/paulallington> >>>>>>> Contact me: [image: Google Talk/]phallington [image: >>>>>>> Skype/]paul-allington >>>>>>> [image: Y! messenger/]paul_allington >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> On Wed, Feb 9, 2011 at 6:13 PM, John Davidson >>>>>>> <[email protected]>wrote: >>>>>>> >>>>>>>> What are the general archictural components? and what is your >>>>>>>> threading model? >>>>>>>> >>>>>>>> John Davidson >>>>>>>> >>>>>>>> >>>>>>>> On Wed, Feb 9, 2011 at 12:49 PM, Paul < >>>>>>>> [email protected]> wrote: >>>>>>>> >>>>>>>>> Hello >>>>>>>>> >>>>>>>>> I'm having issues with NHibernate and the amount of memory it uses. >>>>>>>>> I've tried turning off all caching, however the data objects that >>>>>>>>> are >>>>>>>>> loaded in each session are still persisting in memory, which isn't >>>>>>>>> great. Memory profiling shows that they're being held on to by the >>>>>>>>> factory (the session has been disposed) >>>>>>>>> >>>>>>>>> NHibernate seems to just consume about 60MB of my app with no >>>>>>>>> reason - >>>>>>>>> and about 30MB of that appears to be in unmanaged code... >>>>>>>>> >>>>>>>>> Any ideas? I'm tearing my hair out! >>>>>>>>> >>>>>>>>> Thanks, Paul >>>>>>>>> >>>>>>>>> -- >>>>>>>>> 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. >>>>>>>>> >>>>>>>>> >>>>>>>> -- >>>>>>>> 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. >>>>>>>> >>>>>>> >>>>>>> -- >>>>>>> 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. >>>>>>> >>>>>> >>>>>> -- >>>>>> 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. >>>>>> >>>>> >>>>> -- >>>>> 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. >>>>> >>>> >>>> -- >>>> 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. >>>> >>> >>> -- >>> 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. >>> >> >> -- >> 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. >> > > -- > 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. > -- 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.
