Plus, it's working okay in the development server :) V.
On Feb 2, 9:03 am, phraktle <phrak...@gmail.com> wrote: > Hi, > > In this case grabTail would be quite useless, as one cannot really > construct queues with it (ie. it would just force removing items from > all namespaces that wouldn't even expire otherwise). The documentation > also implies that there's a separate LRU list per namespace, which > does make sense, but is not what's happening in production: > > http://code.google.com/appengine/docs/java/javadoc/com/google/appengi...) > > "Grabs (atomically get and delete) items off the tail of LRU list. > This can be used to implement queue system with high throughput and > low latency, but low reliability. Current namespace should be set and > not empty for the service. For each namespace memcache maintains a > separate LRU list." > > Regards, > Viktor > > On Feb 1, 9:22 pm, "Ikai L (Google)" <ika...@google.com> wrote: > > > > > I'll raise the issue with some other members of the team, but it seems like > > this is working as expected. A memcache namespace is nothing more than a > > prefix applied to a memcache key. There's no true partitioning mechanism > > within memcache. grabTail simply returns the item that would be expired by > > the LRU mechanism if memcache needed more space. There isn't a different > > "queue" per namespace, only a "queue" for global expirations. > > > On Mon, Feb 1, 2010 at 4:29 AM, phraktle <phrak...@gmail.com> wrote: > > > Hi, > > > > On production, grabTail returns objects from other namespaces. This is > > > a significant problem that > > > makes grabTail (thus queue-like usage) unusable. > > > > I filed this as a bug, with a very simple example here: > > >http://code.google.com/p/googleappengine/issues/detail?id=2706 > > > > Can you please look into this? I don't even see a workaround that I > > > can implement in the meantime... > > > > Thanks, > > > Viktor > > > > -- > > > You received this message because you are subscribed to the Google Groups > > > "Google App Engine for Java" group. > > > To post to this group, send email to > > > google-appengine-j...@googlegroups.com. > > > To unsubscribe from this group, send email to > > > google-appengine-java+unsubscr...@googlegroups.com<google-appengine-java%2B > > > unsubscr...@googlegroups.com> > > > . > > > For more options, visit this group at > > >http://groups.google.com/group/google-appengine-java?hl=en. > > > -- > > Ikai Lan > > Developer Programs Engineer, Google App > > Enginehttp://googleappengine.blogspot.com|http://twitter.com/app_engine -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to google-appengine-j...@googlegroups.com. To unsubscribe from this group, send email to google-appengine-java+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.