Re: [ZODB-Dev] Conflict Error

2008-06-05 Thread Alan Runyan
this sounds like a zope/plone problem not a ZODB problem. might want to ask on the relevant mailing list On Thu, Jun 5, 2008 at 5:10 AM, David Otero Figueroa <[EMAIL PROTECTED]> wrote: > > > Hello everyone, > > I have a couple questions related to "conflict errors". > > During our home page stress

Re: [ZODB-Dev] Conflict Error

2008-06-05 Thread Jim Fulton
On Jun 5, 2008, at 6:10 AM, David Otero Figueroa wrote: ... I would like to know: - Can conflict errors appear when reading objects from the ZODB? No - Could conflict errors be the cause of a "spinning ZOPE" scenario? - Is there any situation where ZOPE could try to write objects when re

Re: [ZODB-Dev] Conflict Error

2008-06-05 Thread David Otero Figueroa
Hello Marco, I have this problems too in a not estress testing. In a simple access (2 concurrents users) I have this response: 2008-05-27T13:23:48 INFO ZODB conflict error at /portal/ (22 conflicts since startup at 2008-05-27T10:37:28) 2008-05-27T13:23:48 INFO ZODB conflict error at /portal/ (23

[ZODB-Dev] Conflict Error

2008-06-05 Thread David Otero Figueroa
Hello everyone, I have a couple questions related to "conflict errors". During our home page stress testing (20 concurrent users), we detected several conflict errors (see trace below), We thought these could ONLY appear when writing objects in the ZODB. 2008-05-27T18:57:53 INFO ZODB conflict

Re: [ZODB-Dev] Conflict Error that won't go away?

2006-03-03 Thread Jim Fulton
Sidnei da Silva wrote: On Thu, Mar 02, 2006 at 02:28:50PM -0300, Sidnei da Silva wrote: | Hi there, | | I'm facing an issue with a ConflictError that won't go away even after | restarting. Looks like the ZODB got screwed somehow. Here's the | traceback: False alarm. The zeo cache was just in a

Re: [ZODB-Dev] Conflict Error that won't go away?

2006-03-02 Thread Sidnei da Silva
On Thu, Mar 02, 2006 at 02:28:50PM -0300, Sidnei da Silva wrote: | Hi there, | | I'm facing an issue with a ConflictError that won't go away even after | restarting. Looks like the ZODB got screwed somehow. Here's the | traceback: False alarm. The zeo cache was just in an unusual place so I didn'

Re: [ZODB-Dev] Conflict Error that won't go away?

2006-03-02 Thread Jens Vagelpohl
Wherever I run ZEO I would never enable the persistent cache. It has always tended to create more problems than it solves. I think a lot of people don't realize that the "persistent" of "persistent cache" only means "survives across ZEO client restarts", not "enable the ZEO cache". The ZEO

Re: [ZODB-Dev] Conflict Error that won't go away?

2006-03-02 Thread Seb Bacon
We've also seen this problem related to corrupted caches. Dennis Allison wrote: > We've seen this problem occasionally. Usually deleting the ZEO cache > clears the problem. > > > On Thu, 2 Mar 2006, Sidnei da Silva wrote: > > >>Hi there, >> >>I'm facing an issue with a ConflictError that won

Re: [ZODB-Dev] Conflict Error that won't go away?

2006-03-02 Thread Sidnei da Silva
On Thu, Mar 02, 2006 at 09:37:02AM -0800, Dennis Allison wrote: | | We've seen this problem occasionally. Usually deleting the ZEO cache | clears the problem. Except it didn't seem to resolve the problem in this case, that's why I'm confused. -- Sidnei da Silva Enfold Systems, LLC. http://en

Re: [ZODB-Dev] Conflict Error that won't go away?

2006-03-02 Thread Jens Vagelpohl
On 2 Mar 2006, at 17:28, Sidnei da Silva wrote: Hi there, I'm facing an issue with a ConflictError that won't go away even after restarting. Looks like the ZODB got screwed somehow. Here's the traceback: Have you read this document and tried some of the tools mentioned here? http://www.zo

Re: [ZODB-Dev] Conflict Error that won't go away?

2006-03-02 Thread Dennis Allison
We've seen this problem occasionally. Usually deleting the ZEO cache clears the problem. On Thu, 2 Mar 2006, Sidnei da Silva wrote: > Hi there, > > I'm facing an issue with a ConflictError that won't go away even after > restarting. Looks like the ZODB got screwed somehow. Here's the > trace

[ZODB-Dev] Conflict Error that won't go away?

2006-03-02 Thread Sidnei da Silva
Hi there, I'm facing an issue with a ConflictError that won't go away even after restarting. Looks like the ZODB got screwed somehow. Here's the traceback: * Module Zope.App.startup, line 163, in zpublisher_exception_hook * Module ZPublisher.Publish, line 107, in publish * Module Zope

Re: [ZODB-Dev] Conflict Error

2006-02-27 Thread Chris Withers
Antonio Beamud Montero wrote: Where Status is a Persistent Class, with an OOBTree attribute called _dict, and serveral methods wrapping this _dict, like add, remove, etc.. OOBTree's have conflict resolution code which will try and do the right thing instead of raising a ConflictError... Whe

[ZODB-Dev] Conflict Error

2006-02-24 Thread Antonio Beamud Montero
Hi all: I have a problem with conflicts in my system. I have implemented a multi-thread server and I have several server as ZEO clients. In ZODB I have created 3 objects: root['pendings'] = Status() root['error'] = Status() root['completed'] = Status() Where Status is a Persistent Class, with an