Ken wrote: > Make sense?
Your small examples do, but there's nothing to stop dangerous concurrent operations, which we're starting to get to: > >* a "refile" that made a heckuva mess > > You're running refile the same time as an "inc" or "pick"? It can happen, such as with cron jobs. > I'm trying to see how that's not a recipe for disaster, no > matter what :-) Well, actually, I think in the refile case > that's one where the sequence file should be locked for > the whole operation; if that's done, it should work out > fine. "folder -pack" is actually one I'm unsure about > ... but I am leaning toward having the sequence file > locked during that whole operation as well. No doubt. At this point, I'm not sure what the criterion is for deciding whether an operation needs to be locked. So I think that all of them need to be. David _______________________________________________ Nmh-workers mailing list [email protected] https://lists.nongnu.org/mailman/listinfo/nmh-workers
