Re: [ZODB-Dev] Occasional startup errors in serialize.py/_reconstructor

2011-05-09 Thread Hanno Schlichting
On Mon, May 9, 2011 at 1:14 PM, Andreas Jung li...@zopyx.com wrote: Occasionally I receive the following error after starting my instance after the first request. There is no way to recover out other than restarting the instance...then everything is fine. I don't know why this happens from

Re: [ZODB-Dev] Occasional startup errors in serialize.py/_reconstructor

2011-05-09 Thread Hanno Schlichting
On Mon, May 9, 2011 at 2:08 PM, Andreas Jung li...@zopyx.com wrote: Jup - basically a stripped down version of http://svn.plone.org/svn/collective/collective.examples.userdata/trunk/collective/examples/userdata/ Hhm, that code has

Re: [ZODB-Dev] Immutable blobs?

2011-05-09 Thread Hanno Schlichting
On Mon, May 9, 2011 at 2:26 PM, Laurence Rowe l...@lrowe.co.uk wrote: While looking at the Plone versioning code the other day, it struck me that it would be much more efficient to implement file versioning if we could rely on blobs never changing after their first commit, as a copy of the

Re: [ZODB-Dev] Occasional startup errors in serialize.py/_reconstructor

2011-05-09 Thread Andreas Jung
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hanno Schlichting wrote: On Mon, May 9, 2011 at 2:08 PM, Andreas Jung li...@zopyx.com wrote: Jup - basically a stripped down version of http://svn.plone.org/svn/collective/collective.examples.userdata/trunk/collective/examples/userdata/ Hhm,

Re: [ZODB-Dev] Immutable blobs?

2011-05-09 Thread Laurence Rowe
On 9 May 2011 13:32, Hanno Schlichting ha...@hannosch.eu wrote: On Mon, May 9, 2011 at 2:26 PM, Laurence Rowe l...@lrowe.co.uk wrote: While looking at the Plone versioning code the other day, it struck me that it would be much more efficient to implement file versioning if we could rely on

Re: [ZODB-Dev] Occasional startup errors in serialize.py/_reconstructor

2011-05-09 Thread Hanno Schlichting
On Mon, May 9, 2011 at 2:34 PM, Andreas Jung li...@zopyx.com wrote: The question is more why this error is happening from time to time after the startup after the first request - this scares me a bit. I also encounter a strange issues with PTS from time to time after startup...but not as

Re: [ZODB-Dev] Occasional startup errors in serialize.py/_reconstructor

2011-05-09 Thread Andreas Jung
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hanno Schlichting wrote: On Mon, May 9, 2011 at 2:34 PM, Andreas Jung li...@zopyx.com wrote: The question is more why this error is happening from time to time after the startup after the first request - this scares me a bit. I also encounter a

Re: [ZODB-Dev] Immutable blobs?

2011-05-09 Thread Jim Fulton
On Mon, May 9, 2011 at 8:26 AM, Laurence Rowe l...@lrowe.co.uk wrote: While looking at the Plone versioning code the other day, it struck me that it would be much more efficient to implement file versioning if we could rely on blobs never changing after their first commit, as a copy of the