Hello Chris, I guess the best solution to find places which change something would be to hook into persistent.Persistent._p_changed, but that might not be an easy solution, 'cause it's all C.
Wednesday, July 28, 2010, 4:03:05 PM, you wrote: CW> Hi All, CW> Forwarding here as there may be more people with the relevant knowledge CW> around. CW> So, the key thing I'm trying to find is what code is changing the CW> conflicting objects? (primarily since I'm not aware of any doing so, so CW> it must be inadvertantly getting executed) CW> Any ideas gratefully received! CW> Chris CW> PS: apologies for the inline forwarding, zope.org's MTAs are still CW> incorrectly configured to reject messages forwarded as attachments... CW> -------- Original Message -------- CW> Subject: [Zope] ConflictError from CW> Products.Transience.TransientObject.TransientObject CW> Date: Tue, 27 Jul 2010 11:45:26 +0100 CW> From: Chris Withers <ch...@simplistix.co.uk> CW> To: zope list user <z...@zope.org> CW> Hi All, CW> I have an old Zope 2.9.8 instance which has recently started throwing CW> the following unresolved ConflictErrors: CW> Traceback (innermost last): CW> Module Zope2.App.startup, line 173, in zpublisher_exception_hook CW> Module ZPublisher.Publish, line 121, in publish CW> Module Zope2.App.startup, line 240, in commit CW> Module transaction._manager, line 96, in commit CW> Module transaction._transaction, line 380, in commit CW> Module transaction._transaction, line 378, in commit CW> Module transaction._transaction, line 433, in _commitResources CW> Module ZODB.Connection, line 479, in commit CW> Module ZODB.Connection, line 1050, in _commit_savepoint CW> Module tempstorage.TemporaryStorage, line 202, in store CW> ConflictError: database conflict error (oid 0x046a, class CW> Products.Transience.TransientObject.TransientObject, serial this txn CW> started with 0x0387c9f23edea155 2010-07-27 10:26:14.735074, serial CW> currently committed 0x0387c9f28a1ff766 2010-07-27 10:26:32.373016) CW> To my knowledge, the request that throws this isn't touching the session CW> or temp_folder, but I guess something is. CW> How can I find out what code is actually touch this and so causing this CW> conflict? CW> Chris CW> -- CW> Simplistix - Content Management, Batch Processing & Python Consulting CW> - http://www.simplistix.co.uk CW> _______________________________________________ CW> Zope maillist - z...@zope.org CW> https://mail.zope.org/mailman/listinfo/zope CW> ** No cross posts or HTML encoding! ** CW> (Related lists - CW> https://mail.zope.org/mailman/listinfo/zope-announce CW> https://mail.zope.org/mailman/listinfo/zope-dev )-------- Original CW> Message -------- CW> Subject: [Zope] (also) ConflictError from CW> Products.Transience.Transience.Increaser CW> Date: Tue, 27 Jul 2010 11:47:09 +0100 CW> From: Chris Withers <ch...@simplistix.co.uk> CW> To: zope list user <z...@zope.org> CW> References: <4c4eb8c6.8050...@simplistix.co.uk> CW> Chris Withers wrote: >> To my knowledge, the request that throws this isn't touching the session >> or temp_folder, but I guess something is. >> >> How can I find out what code is actually touch this and so causing this >> conflict? CW> In similar circumstances, I also see: CW> Traceback (innermost last): CW> Module Zope2.App.startup, line 173, in zpublisher_exception_hook CW> Module ZPublisher.Publish, line 121, in publish CW> Module Zope2.App.startup, line 240, in commit CW> Module transaction._manager, line 96, in commit CW> Module transaction._transaction, line 380, in commit CW> Module transaction._transaction, line 378, in commit CW> Module transaction._transaction, line 433, in _commitResources CW> Module ZODB.Connection, line 479, in commit CW> Module ZODB.Connection, line 1050, in _commit_savepoint CW> Module tempstorage.TemporaryStorage, line 202, in store CW> ConflictError: database conflict error (oid 0x29, class CW> Products.Transience.Transience.Increaser, serial this txn started with CW> 0x0387c9ffb271bc44 2010-07-27 10:39:41.822878, serial currently CW> committed 0x0387ca0108963711 2010-07-27 10:41:02.012526) CW> How can I find out what's going on to cause this conflict? CW> Chris CW> -- CW> Simplistix - Content Management, Batch Processing & Python Consulting CW> - http://www.simplistix.co.uk CW> _______________________________________________ CW> Zope maillist - z...@zope.org CW> https://mail.zope.org/mailman/listinfo/zope CW> ** No cross posts or HTML encoding! ** CW> (Related lists - CW> https://mail.zope.org/mailman/listinfo/zope-announce CW> https://mail.zope.org/mailman/listinfo/zope-dev ) -- Best regards, Adam GROSZER mailto:agros...@gmail.com -- Quote of the day: The soldiers fight, and the kings are heroes. - Jewish Proverb _______________________________________________ For more information about ZODB, see the ZODB Wiki: http://www.zope.org/Wikis/ZODB/ ZODB-Dev mailing list - ZODB-Dev@zope.org https://mail.zope.org/mailman/listinfo/zodb-dev
