Re: [Zope-dev] ZODB Competing read/writes: How to find out which attribute?

2009-10-12 Thread Jim Fulton
On Sun, Oct 11, 2009 at 3:27 PM, Marius Gedminas mar...@gedmin.as wrote: ... Sadly, the ZODB doesn't track backreferences, so there only way to find out for sure what points to your object is to do a full graph traversal. The zc.zodbdgc package has a database verification scripts that

Re: [Zope-dev] ZODB Competing read/writes: How to find out which attribute?

2009-10-11 Thread Jim Fulton
On Sat, Oct 10, 2009 at 10:00 PM, Shane Hathaway sh...@hathawaymix.org wrote: Hermann Himmelbauer wrote: That's exactly the problem - it's a read operation and there should not be any write operation involved. However, it's hard to find out where the write operation in my code occurs, I

Re: [Zope-dev] ZODB Competing read/writes: How to find out which attribute?

2009-10-10 Thread Hermann Himmelbauer
Am Freitag 09 Oktober 2009 21:44:12 schrieb Roger Ineichen: Hi Hermann Betreff: Re: [Zope-dev] ZODB Competing read/writes: How to find out which attribute? Hermann Himmelbauer wrote: Hi, I once in the while get the following warning in my Zope 3 log, which I'd like

Re: [Zope-dev] ZODB Competing read/writes: How to find out which attribute?

2009-10-10 Thread Hermann Himmelbauer
Am Freitag 09 Oktober 2009 19:12:09 schrieb Shane Hathaway: Hermann Himmelbauer wrote: Hi, I once in the while get the following warning in my Zope 3 log, which I'd like to resolve: 2009-10-07T14:35:41 WARNING ZopePublication Competing writes/reads at

Re: [Zope-dev] ZODB Competing read/writes: How to find out which attribute?

2009-10-10 Thread Shane Hathaway
Hermann Himmelbauer wrote: That's exactly the problem - it's a read operation and there should not be any write operation involved. However, it's hard to find out where the write operation in my code occurs, I can't find it in the view, maybe there's something in the authentication code,

[Zope-dev] ZODB Competing read/writes: How to find out which attribute?

2009-10-09 Thread Hermann Himmelbauer
Hi, I once in the while get the following warning in my Zope 3 log, which I'd like to resolve: 2009-10-07T14:35:41 WARNING ZopePublication Competing writes/reads at /BSPSite/act/++vh++http:zis.act.at:80/bankneu/++/c/acc/booklist/index.html: database conflict error (oid 0x7a5d, class

Re: [Zope-dev] ZODB Competing read/writes: How to find out which attribute?

2009-10-09 Thread Shane Hathaway
Hermann Himmelbauer wrote: Hi, I once in the while get the following warning in my Zope 3 log, which I'd like to resolve: 2009-10-07T14:35:41 WARNING ZopePublication Competing writes/reads at /BSPSite/act/++vh++http:zis.act.at:80/bankneu/++/c/acc/booklist/index.html: database

Re: [Zope-dev] ZODB Competing read/writes: How to find out which attribute?

2009-10-09 Thread Roger Ineichen
Hi Hermann Betreff: Re: [Zope-dev] ZODB Competing read/writes: How to find out which attribute? Hermann Himmelbauer wrote: Hi, I once in the while get the following warning in my Zope 3 log, which I'd like to resolve: 2009-10-07T14:35:41 WARNING ZopePublication Competing