The latencies on those puts look a bit high, but not in the 10k ms range. Where are you seeing this number?
-- Ikai Lan Developer Programs Engineer, Google App Engine Blogger: http://googleappengine.blogspot.com Reddit: http://www.reddit.com/r/appengine Twitter: http://twitter.com/app_engine On Wed, Sep 29, 2010 at 3:01 PM, mscwd01 <[email protected]> wrote: > Just to add to my first message, I took a look at AppStats and > realised its PUT requests to the datastore which are driving up my > request time. Here are the stats for a typical request: > > @1ms memcache.Get real=9ms api=0ms > @10ms memcache.Set real=10ms api=0ms > @21ms datastore_v3.Get real=13ms api=0ms > @36ms datastore_v3.Put real=341ms api=0ms > @388ms datastore_v3.RunQuery real=146ms api=0ms > @536ms datastore_v3.RunQuery real=16ms api=0ms > @552ms datastore_v3.RunQuery real=21ms api=0ms > @595ms datastore_v3.Put real=338ms api=0ms > @933ms datastore_v3.Put real=257ms api=0ms > > Notice how long it takes each PUT, this is not normal is it? The > objects I am updating are not overly large and I didn't have this > issue a few weeks ago - in fact I remember the same resource used to > have a typical request time of around 400ms not the 10,000-15,000ms it > currently takes. > > Google employees, is this a known issue or is it a new one to add to > the recent problems? > > On Sep 29, 10:35 pm, mscwd01 <[email protected]> wrote: > > Hey, > > > > For the last week or so I have been getting a high error rate (approx > > 40%) on my Java app along with this error: > > > > Request was aborted after waiting too long to attempt to service your > > request because you have reached your simultaneous dynamic request > > limit. This is almost always due to excessively high latency in your > > app. Please seehttp:// > code.google.com/appengine/kb/general.html#activerequests > > for more details. > > > > Looking at my logs my average latency is 10,000ms. > > > > Is anyone else having this problem? It's a real problem as I am seeing > > a 500 being thrown on every other request! > > > > Thanks > > -- > You received this message because you are subscribed to the Google Groups > "Google App Engine" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]<google-appengine%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/google-appengine?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en.
