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.
