Re: [Zope-dev] Conflict errors on BDBMinimal storage

2004-05-18 Thread Dieter Maurer
Gerhard Schmidt wrote at 2004-5-17 21:01 +0200: > ... >> However, due to a ZEO weakness, its conflict resolution >> currently does not work (ZEO no longer supports "INSTANCE_HOME"). > >Is that a bug or intetional. I expect it to be a bug. I plan to fix it soon -- but currently, I have lots of th

Re: [Zope-dev] Conflict errors on BDBMinimal storage

2004-05-18 Thread Chris McDonough
Hi Dr. Wagner, > thanks for the hint with minimal storage. however the same problem > occurs with filestorage and is even worse. > > we know very well, that we cannot avoid the appearance of conflict > errors in particular with zeo, and we understand what causes them. > > what wonders us is, t

Re: [Zope-dev] Conflict errors on BDBMinimal storage

2004-05-17 Thread Michael Dunstan
On 18/05/2004, at 6:57 AM, Gerhard Schmidt wrote: On Mon, May 17, 2004 at 01:38:15PM -0400, Chris McDonough wrote: AFAIK Zope is the only appserver that even makes an attempt at allowing session data to be shared between servers like this. Most other appservers require you to set up "session affi

Re: [Zope-dev] Conflict errors on BDBMinimal storage

2004-05-17 Thread Dr. Thomas Wagner
Hi Chris, hi folks. thanks for the hint with minimal storage. however the same problem occurs with filestorage and is even worse. we know very well, that we cannot avoid the appearance of conflict errors in particular with zeo, and we understand what causes them. what wonders us is, that we fin

Re: [Zope-dev] Conflict errors on BDBMinimal storage

2004-05-17 Thread Chris McDonough
On Mon, 2004-05-17 at 14:57, Gerhard Schmidt wrote: > > > Why isnÂt there an implementation of temporary storage for ZEO > > > > There is, just use the "tempstorage" package from Zope. > > I didnÂt find a way to use Tempstorage in zeo. > > >name temporary storage for sessioning > > >

Re: [Zope-dev] Conflict errors on BDBMinimal storage

2004-05-17 Thread Gerhard Schmidt
On Mon, May 17, 2004 at 07:48:22PM +0200, Dieter Maurer wrote: > Gerhard Schmidt wrote at 2004-5-13 11:23 +0200: > > ... > >Is there any why to get a shared session working. > > You know that the ZODB is not designed for high frequency > concurrent writes? > > When you want to reduce conflicts y

Re: [Zope-dev] Conflict errors on BDBMinimal storage

2004-05-17 Thread Gerhard Schmidt
On Mon, May 17, 2004 at 01:38:15PM -0400, Chris McDonough wrote: > On Mon, 2004-05-17 at 13:06, Gerhard Schmidt wrote: > > > BDBMininalStorage is no longer maintained and doesn't do any "conflict > > > resolution". > > > > Why this. I was told some time ago we should use BDBMinimalStorage to >

Re: [Zope-dev] Conflict errors on BDBMinimal storage

2004-05-17 Thread Dieter Maurer
Gerhard Schmidt wrote at 2004-5-13 11:23 +0200: > ... >Is there any why to get a shared session working. You know that the ZODB is not designed for high frequency concurrent writes? When you want to reduce conflicts you will need to try hard to minimize concurrent writes. I have a (non-open) "T

Re: [Zope-dev] Conflict errors on BDBMinimal storage

2004-05-17 Thread Chris McDonough
On Mon, 2004-05-17 at 13:06, Gerhard Schmidt wrote: > > BDBMininalStorage is no longer maintained and doesn't do any "conflict > > resolution". > > Why this. I was told some time ago we should use BDBMinimalStorage to > fix the conflict problems. When was that and who told you so? > > Even t

Re: [Zope-dev] Conflict errors on BDBMinimal storage

2004-05-17 Thread Gerhard Schmidt
On Mon, May 17, 2004 at 12:45:16PM -0400, Chris McDonough wrote: > On Thu, 2004-05-13 at 05:23, Gerhard Schmidt wrote: > > Hi, > > > > whe are running portal unter zope2.7 with one zeo server and six frontend > > application servers. > > > > I have set up zeo to server two storages > > > > >

Re: [Zope-dev] Conflict errors on BDBMinimal storage

2004-05-17 Thread Chris McDonough
On Thu, 2004-05-13 at 05:23, Gerhard Schmidt wrote: > Hi, > > whe are running portal unter zope2.7 with one zeo server and six frontend > application servers. > > I have set up zeo to server two storages > > > path $INSTANCE_HOME/var/Data.fs > > > > envdir $INSTANCE_HOME/var/session >

[Zope-dev] Conflict errors on BDBMinimal storage

2004-05-17 Thread Gerhard Schmidt
Hi, whe are running portal unter zope2.7 with one zeo server and six frontend application servers. I have set up zeo to server two storages path $INSTANCE_HOME/var/Data.fs envdir $INSTANCE_HOME/var/session temp should provide an shared session. But when is set up the frontends to us