Have you tried increasing the bucket_size above the default value of 5 and/or the processing rate above 5/s? I'm not saying there isn't a bug... I'm just curious if there's a workaround or if perhaps the problem is triggered by exceeding some threshold from which task queue manager never properly recovers.
On Tuesday, November 13, 2012 11:57:47 AM UTC-5, Dan wrote: > > Thanks for the info. > > Looks like I spoke too soon as well, taskqueue execution latency is back > up again - awesome. If only the latency increase was in the order of 10x > not a massive 100x - 1000x... > > On Tuesday, November 13, 2012 1:40:58 PM UTC, stevep wrote: >> >> This issue has been raised before (I believe this is what you are >> seeing). Many moons ago vlad was its champion in these groups. His >> conclusion (link below): "I have been screaming about this for a looong >> time. The offcial position of GAE team is - we don't guarantee on time >> execution. Even though this issue is not about on time execution but rather >> about bugs/inefficiency of their scheduler." >> >> Sadly I think this is never going away, so best to build your client with >> the anticipation of such delays -- TQ tasks as part of handling client >> calls are too powerful/necessary to avoid entirely. HTH -stevep >> >> Link: >> >> https://groups.google.com/forum/?fromgroups=#!topic/google-appengine/nwnq7cjABhY >> >> >> >> On Sunday, November 11, 2012 2:43:06 AM UTC-8, Dan wrote: >>> >>> Hi Goggle, >>> >>> Is it possible to have an update as to what's going on with the >>> taskqueue execution latency. According to the status monitor it has been >>> going on since midnight on 10th November and is still continuing. >>> >>> There are no notes to say you are looking into it so I just wanted to >>> make sure you are aware of it. >>> >>> The pattern I am seeing is that multiple tasks are delayed for over a >>> minute and then execute all at once. My app is used to an execution latency >>> in the order of < 10ms but I am seeing delays of over 60,000ms. >>> >>> Best wishes, >>> Dan >>> >> -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To view this discussion on the web visit https://groups.google.com/d/msg/google-appengine/-/-EI5yWqYQmMJ. To post to this group, send email to google-appengine@googlegroups.com. To unsubscribe from this group, send email to google-appengine+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en.