Hi Peter, Both are true: We keep 90 days of request logs, but only a fixed amount of application logging.
-Nick Johnson On Thu, Apr 15, 2010 at 7:11 PM, peterk <[email protected]> wrote: > Hey Ikai, thanks for the reply. > > Are you sure about the 90 day thing? I was reading a thread here where > Nick Johnson suggested it was a fixed buffer size: > > > http://groups.google.com/group/google-appengine/browse_thread/thread/faa52812efdbeaaa/a22d1a02a97e95df?lnk=gst&q=appengine+logs+circular+buffer#a22d1a02a97e95df > > In that case, the person asking seemed to be only able to keep 20 > minutes of log data before old logs started to be overwritten (a busy > site I guess!). > > Has something changed? Could you check out what the case actually is? > > If I might, I'd like to request if log related 'quotas' could be > exposed and published, and expandable with money if possible! :) > They're quite critical to an app I'm trying to plan, and while the > current setup seems to be OK for my needs, the blindness to what's > happening under the covers and what might happen going forward is a > wee bit disconcerting. > > Cheers, > > On Apr 15, 6:48 pm, "Ikai L (Google)" <[email protected]> wrote: > > The last time I checked, we guaranteed 90 days of logs regardless of > size. > > This is subject to change, however. I don't know what size we will set, > but > > like many of our other products, it'll likely start at a number we think > is > > reasonable based on overall usage and trend upward. > > > > Anything is possible with regards to billed features - we just can't give > an > > ETA unless it's explicitly stated on the roadmap. > > > > > > > > > > > > On Wed, Apr 14, 2010 at 12:27 PM, peterk <[email protected]> wrote: > > > Reading some previous discussions and things alluded to therein, some > > > questions cropped up. > > > > > I'm considering an application that quite fundamentally requires > > > access to all its request logs. > > > > > So I guess I'd be recommended to use appcfg.py to periodically pull > > > down the logs and append them to a txt file, or do whatever else I > > > need to do to persist them. > > > > > In previous discussion I saw Google folks say that logs are stored in > > > a circular buffer. Meaning if you had enough requests, they'd > > > overwrite older requests. Meaning that if you had enough requests or > > > were downloading the logs sufficiently infrequently, you might lose > > > logs. > > > > > So question number 1: how big is the circular buffer for each > > > application? > > > > > 2: Changes to that buffer size could detrimentally impact on my > > > application if revised downward (silently in particular), so are there > > > any guarantees that this buffer size won't be reduced in the future? > > > > > 3: Is there any possibility that this buffer could be exposed via the > > > quota system so that an app could purchase a larger buffer size if it > > > were helpful? > > > > > I'm flashing forward to a busy site and somewhat worrying about how > > > frequently I'll have to download the logs, and whether it would be > > > feasible to download them with a certain frequency anyway (e.g. if the > > > log download time is quite long - as I've found it can be). Any > > > answers or advice would be very welcome. 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]><google-appengine%2Bunsubscrib > [email protected]> > > > . > > > For more options, visit this group at > > >http://groups.google.com/group/google-appengine?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" 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. > > -- Nick Johnson, Developer Programs Engineer, App Engine Google Ireland Ltd. :: Registered in Dublin, Ireland, Registration Number: 368047 Google Ireland Ltd. :: Registered in Dublin, Ireland, Registration Number: 368047 -- 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.
