Re: [ZODB-Dev] what could cause this kind of cache corruption?

2008-08-11 Thread Chris Withers
Christian Theune wrote: However, I was hoping for inclusion of at least the `storage-iterator-branch` in 3.9 and I asked a few times over the past months already for review but haven't gotten any responses at all so far. This branch has been used in production for a few month already. In

Re: [ZODB-Dev] what could cause this kind of cache corruption?

2008-08-11 Thread Christian Theune
Hi, On Mon, 2008-08-11 at 09:37 -0400, Jim Fulton wrote: On Aug 3, 2008, at 4:03 AM, Christian Theune wrote: On Fri, 2008-08-01 at 09:21 -0400, Jim Fulton wrote: On Jul 31, 2008, at 1:53 PM, Chris Withers wrote: What I'd *really* like is a stable zodb release with Christian's patches

Re: [ZODB-Dev] what could cause this kind of cache corruption?

2008-08-03 Thread Christian Theune
On Fri, 2008-08-01 at 09:21 -0400, Jim Fulton wrote: On Jul 31, 2008, at 1:53 PM, Chris Withers wrote: What I'd *really* like is a stable zodb release with Christian's patches for zeoraid and Shane's patches for RelStorage that then feeds through into a stable release of Zope 2.

Re: [ZODB-Dev] what could cause this kind of cache corruption?

2008-08-02 Thread Wichert Akkerman
Jim Fulton wrote: On Aug 1, 2008, at 11:13 AM, Wichert Akkerman wrote: Jim Fulton wrote: On Jul 31, 2008, at 1:53 PM, Chris Withers wrote: What I'd *really* like is a stable zodb release with Christian's patches for zeoraid and Shane's patches for RelStorage that then feeds through into a

Re: [ZODB-Dev] what could cause this kind of cache corruption?

2008-08-01 Thread Jim Fulton
On Aug 1, 2008, at 11:13 AM, Wichert Akkerman wrote: Jim Fulton wrote: On Jul 31, 2008, at 1:53 PM, Chris Withers wrote: What I'd *really* like is a stable zodb release with Christian's patches for zeoraid and Shane's patches for RelStorage that then feeds through into a stable release

[ZODB-Dev] what could cause this kind of cache corruption?

2008-07-31 Thread Chris Withers
Hi All, I have a project with one zeo server, one zope client, all Zope 2.9.8. With the client running, I ran a script that did nothing other than scan through data (ie: no changes, no commits) using zopectl run from the instance home of the client. After this, the zope client's web

Re: [ZODB-Dev] what could cause this kind of cache corruption?

2008-07-31 Thread Jens Vagelpohl
On Jul 31, 2008, at 17:23 , Chris Withers wrote: I didn't realise (and I've done it often and never experienced this in the past) than running a zopectl run script from the same instance home as a running client could result in ZEO client cache corruption. Should this be the case?

Re: [ZODB-Dev] what could cause this kind of cache corruption?

2008-07-31 Thread Chris Withers
Jens Vagelpohl wrote: Sounds logical to me. The running instance and your zopectl run-script work in the same space with identical configurations, so both will start using the same ZEO cache file. To me this sounds like a recipe for disaster. You should run your script in a dedicated

Re: [ZODB-Dev] what could cause this kind of cache corruption?

2008-07-31 Thread Jens Vagelpohl
On Jul 31, 2008, at 17:37 , Chris Withers wrote: Jens Vagelpohl wrote: Sounds logical to me. The running instance and your zopectl run- script work in the same space with identical configurations, so both will start using the same ZEO cache file. To me this sounds like a recipe for

Re: [ZODB-Dev] what could cause this kind of cache corruption?

2008-07-31 Thread Fred Drake
On Thu, Jul 31, 2008 at 11:37 AM, Chris Withers [EMAIL PROTECTED] wrote: However, I suspect the difference-that-makes-a-difference is the persistent cache files. With non-persistent cache files, iirc, the files are stored in /tmp as temp files under unique names, so this kind of problem can't

Re: [ZODB-Dev] what could cause this kind of cache corruption?

2008-07-31 Thread Alan Runyan
Chris, Are you seeing this error? https://bugs.launchpad.net/zodb/+bug/114814 If so maybe Jim's latest changes fixed this in ZODB3.8.1b65 -- Alan Runyan Enfold Systems, Inc. http://www.enfoldsystems.com/ phone: +1.713.942.2377x111 fax: +1.832.201.8856

Re: [ZODB-Dev] what could cause this kind of cache corruption?

2008-07-31 Thread Chris Withers
Alan Runyan wrote: Chris, Are you seeing this error? Nope, don't think so. cheers, Chris -- Simplistix - Content Management, Zope Python Consulting - http://www.simplistix.co.uk ___ For more information about ZODB, see the ZODB Wiki:

Re: [ZODB-Dev] what could cause this kind of cache corruption?

2008-07-31 Thread Jim Fulton
On Jul 31, 2008, at 1:53 PM, Chris Withers wrote: Jim Fulton wrote: The most recent releases of ZODB 3.8 have *numerous* cache- management fixes. They also lock persistent cache files so you can't corrupt them by trying to open them in multiple processes. Some of the fixes affect

Re: [ZODB-Dev] what could cause this kind of cache corruption?

2008-07-31 Thread Andreas Jung
--On 31. Juli 2008 18:53:18 +0100 Chris Withers [EMAIL PROTECTED] wrote: Jim Fulton wrote: The most recent releases of ZODB 3.8 have *numerous* cache-management fixes. They also lock persistent cache files so you can't corrupt them by trying to open them in multiple processes. Some of the

Re: [ZODB-Dev] what could cause this kind of cache corruption?

2008-07-31 Thread Fred Drake
On Thu, Jul 31, 2008 at 2:15 PM, Andreas Jung [EMAIL PROTECTED] wrote: They aren't part of the ZODB 3.8 but part of the trunk/3.9 - right? These are bug fixes, and will be included in ZODB 3.8.1. -Fred -- Fred L. Drake, Jr. fdrake at gmail.com Chaos is the score upon which reality is

Re: [ZODB-Dev] what could cause this kind of cache corruption?

2008-07-31 Thread Andreas Jung
--On 31. Juli 2008 14:53:05 -0400 Fred Drake [EMAIL PROTECTED] wrote: On Thu, Jul 31, 2008 at 2:15 PM, Andreas Jung [EMAIL PROTECTED] wrote: They aren't part of the ZODB 3.8 but part of the trunk/3.9 - right? These are bug fixes, and will be included in ZODB 3.8.1. So we will see those