Re: [Mailman-Developers] [Mailman-Users] Subscribers suddenlydisappear

2008-08-08 Thread Barry Warsaw
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Aug 5, 2008, at 9:50 PM, A.M. Kuchling wrote: On Tue, Aug 05, 2008 at 09:13:07PM -0400, Barry Warsaw wrote: I wonder if the list cache is still worth it? I've run into trouble with it in the recent past and I suspect that whatever benefits we

Re: [Mailman-Developers] [Mailman-Users] Subscribers suddenlydisappear

2008-08-05 Thread Mark Sapiro
Max Lanfranconi wrote: I tried the sleep approach as well. But then I thought that it was not viable. I am setting a relatively high number of mailing list that will receive asynchronous subscribe requests via web and/or shell API. It would be simply not possible to prevent bug this from

Re: [Mailman-Developers] [Mailman-Users] Subscribers suddenlydisappear

2008-08-05 Thread Stephen J. Turnbull
Mark Sapiro writes: 1) add_member saves the list with the first member. 2) VirginRunner gets there first, instantiates and caches the list. It then locks the list, processes the welcome and saves and unlocks the list. 3) add_member gets the lock, adds the second member and saves

Re: [Mailman-Developers] [Mailman-Users] Subscribers suddenlydisappear

2008-08-05 Thread Barry Warsaw
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Aug 5, 2008, at 7:34 PM, Mark Sapiro wrote: I think I see the problem. It is related to qrunner list caching and the fact the there is insufficient precision in the list instance's __timestamp The scenario is the following 1) add_member saves

Re: [Mailman-Developers] [Mailman-Users] Subscribers suddenlydisappear

2008-08-05 Thread Barry Warsaw
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Aug 5, 2008, at 9:08 PM, Stephen J. Turnbull wrote: Mark Sapiro writes: 1) add_member saves the list with the first member. 2) VirginRunner gets there first, instantiates and caches the list. It then locks the list, processes the welcome and

Re: [Mailman-Developers] [Mailman-Users] Subscribers suddenlydisappear

2008-08-05 Thread A.M. Kuchling
On Tue, Aug 05, 2008 at 09:13:07PM -0400, Barry Warsaw wrote: I wonder if the list cache is still worth it? I've run into trouble with it in the recent past and I suspect that whatever benefits we got from it in ancient times, may not be so relevant today. My first I expect cPickle or

Re: [Mailman-Developers] [Mailman-Users] Subscribers suddenlydisappear

2008-08-05 Thread Massimo Lanfranconi
Mark, I am more than willing to try any workaround as this bug is currently a showstopper for my project. I am not very versed in mailman internals, so I need some guidance here. Do you recommend I try getting rid of the __timestamp test and give it a try ? If that is you suggestion, may