Okay. I'm going to leave this issue alone for the time being as it seems to have been transient, possibly a symptom of some of the other things going on/ongoing production work (but I shouldn't speculate). There are other, more pressing issues globally at the moment.
-- Ikai Lan Developer Programs Engineer, Google App Engine plus.ikailan.com On Wed, Mar 14, 2012 at 5:35 PM, Sekhar Ravinutala <[email protected]>wrote: > Well, I expect not to get errors, of course. I'm putting entity (JPA) > instances on the cache. I see a whole bunch of memcache errors (read as > well as write on multiple entities) on the log between 8:06am and 8:12am > today, and no errors since. Thanks, > > -Sekhar > > > On Wed, Mar 14, 2012 at 1:31 PM, Ikai Lan (Google) <[email protected]>wrote: > >> What do you expect to happen? What are you putting? What percentage of >> errors are you seeing? Is this still happening? >> >> -- >> Ikai Lan >> Developer Programs Engineer, Google App Engine >> plus.ikailan.com >> >> >> >> On Wed, Mar 14, 2012 at 1:10 PM, Sekhar <[email protected]> wrote: >> >>> Sure, thanks for responding. >>> >>> Our app is wellaho-sanitas. Below are few of the many error traces we >>> saw this morning, hope these will help pin down the issue. I'll be happy to >>> give additional details. >>> >>> >>> 1. 2012-03-14 08:11:18.736 /gwtRequest 200 6058ms 0kb Mozilla/5.0 >>> (Windows NT 6.1; WOW64) AppleWebKit/535.19 (KHTML, like Gecko) >>> Chrome/18.0.1025.56 Safari/535.19 >>> >>> 99.52.100.16 - allurefx [14/Mar/2012:08:11:18 -0700] "POST /gwtRequest >>> HTTP/1.1" 200 181 - "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.19 >>> (KHTML, like Gecko) Chrome/18.0.1025.56 Safari/535.19" >>> "wellaho-sanitas.appspot.com" ms=6058 cpu_ms=661 api_cpu_ms=505 >>> cpm_usd=0.018529 instance=00c61b117c351882ddb272a307017ebc39ec >>> <https://appengine.google.com/instances?app_id=s~wellaho-sanitas&version_id=1.357462985318195466&key=00c61b117c351882ddb272a307017ebc39ec#00c61b117c351882ddb272a307017ebc39ec> >>> >>> 2. W2012-03-14 08:11:17.842 >>> >>> com.sanitas.wellaho.server.Wellaho printStackTrace: >>> com.google.appengine.api.memcache.MemcacheServiceException: Memcache put: >>> Error setting single item (Quote9001) >>> at >>> com.google.appengine.api.memcache.AsyncMemcacheServiceImpl$7.transform(AsyncMemcacheServiceImpl.java:426) >>> at >>> com.google.appengine.api.memcache.AsyncMemcacheServiceImpl$7.transform(AsyncMemcacheServiceImpl.java:418) >>> at >>> com.google.appengine.api.memcache.MemcacheServiceApiHelper$RpcResponseHandler.convertResponse(MemcacheServiceApiHelper.java:60) >>> at >>> com.google.appengine.api.memcache.MemcacheServiceApiHelper$1.wrap(MemcacheServiceApiHelper.java:112) >>> at >>> com.google.appengine.api.memcache.MemcacheServiceApiHelper$1.wrap(MemcacheServiceApiHelper.java:105) >>> at >>> com.google.appengine.api.utils.FutureWrapper.wrapAndCache(FutureWrapper.java:57) >>> at >>> com.google.appengine.api.utils.FutureWrapper.get(FutureWrapper.java:98) >>> at >>> com.google.appengine.api.memcache.MemcacheServiceImpl.quietGet(MemcacheServiceImpl.java:28) >>> at >>> com.google.appengine.api.memcache.MemcacheServiceImpl.put(MemcacheServiceImpl.java:71) >>> at com.google.appengine.api.memcache.jsr107cache.GCache.put(Unknown >>> Source) >>> >>> >>> >>> >>> >>> 2012-03-14 08:10:46.272 >>> >>> >>> com.sanitas.wellaho.server.Wellaho printStackTrace: >>> com.google.appengine.api.memcache.MemcacheServiceException: Memcache put: >>> Error setting single item >>> (ProblemahFzfndlbGxhaG8tc2FuaXRhc3IeCxIEVXNlciIGbmFzZXJwDAsSB1Byb2JsZW0YtkYM) >>> at >>> com.google.appengine.api.memcache.AsyncMemcacheServiceImpl$7.transform(AsyncMemcacheServiceImpl.java:426) >>> at >>> com.google.appengine.api.memcache.AsyncMemcacheServiceImpl$7.transform(AsyncMemcacheServiceImpl.java:418) >>> at >>> com.google.appengine.api.memcache.MemcacheServiceApiHelper$RpcResponseHandler.convertResponse(MemcacheServiceApiHelper.java:60) >>> at >>> com.google.appengine.api.memcache.MemcacheServiceApiHelper$1.wrap(MemcacheServiceApiHelper.java:112) >>> at >>> com.google.appengine.api.memcache.MemcacheServiceApiHelper$1.wrap(MemcacheServiceApiHelper.java:105) >>> at >>> com.google.appengine.api.utils.FutureWrapper.wrapAndCache(FutureWrapper.java:57) >>> at >>> com.google.appengine.api.utils.FutureWrapper.get(FutureWrapper.java:98) >>> at >>> com.google.appengine.api.memcache.MemcacheServiceImpl.quietGet(MemcacheServiceImpl.java:28) >>> at >>> com.google.appengine.api.memcache.MemcacheServiceImpl.put(MemcacheServiceImpl.java:71) >>> at com.google.appengine.api.memcache.jsr107cache.GCache.put(Unknown >>> Source) >>> >>> >>> >>> 1. 2012-03-14 08:10:36.955 /gwtRequest 200 10024ms 0kb Mozilla/5.0 >>> (Windows NT 6.1; WOW64) AppleWebKit/535.19 (KHTML, like Gecko) >>> Chrome/18.0.1025.56 Safari/535.19 >>> >>> 99.52.100.16 - allurefx [14/Mar/2012:08:10:36 -0700] "POST /gwtRequest >>> HTTP/1.1" 200 197 - "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.19 >>> (KHTML, like Gecko) Chrome/18.0.1025.56 Safari/535.19" >>> "wellaho-sanitas.appspot.com" ms=10025 cpu_ms=218 api_cpu_ms=8 >>> cpm_usd=0.006296 instance=00c61b117c351882ddb272a307017ebc39ec >>> <https://appengine.google.com/instances?app_id=s~wellaho-sanitas&version_id=1.357462985318195466&key=00c61b117c351882ddb272a307017ebc39ec#00c61b117c351882ddb272a307017ebc39ec> >>> >>> 2. W2012-03-14 08:10:36.884 >>> >>> com.sanitas.wellaho.server.Wellaho printStackTrace: >>> com.google.appengine.api.memcache.MemcacheServiceException: Memcache put: >>> Error setting single item (Statesekhar&1331535600000) >>> at >>> com.google.appengine.api.memcache.AsyncMemcacheServiceImpl$7.transform(AsyncMemcacheServiceImpl.java:426) >>> at >>> com.google.appengine.api.memcache.AsyncMemcacheServiceImpl$7.transform(AsyncMemcacheServiceImpl.java:418) >>> at >>> com.google.appengine.api.memcache.MemcacheServiceApiHelper$RpcResponseHandler.convertResponse(MemcacheServiceApiHelper.java:60) >>> at >>> com.google.appengine.api.memcache.MemcacheServiceApiHelper$1.wrap(MemcacheServiceApiHelper.java:112) >>> at >>> com.google.appengine.api.memcache.MemcacheServiceApiHelper$1.wrap(MemcacheServiceApiHelper.java:105) >>> at >>> com.google.appengine.api.utils.FutureWrapper.wrapAndCache(FutureWrapper.java:57) >>> at >>> com.google.appengine.api.utils.FutureWrapper.get(FutureWrapper.java:98) >>> at >>> com.google.appengine.api.memcache.MemcacheServiceImpl.quietGet(MemcacheServiceImpl.java:28) >>> at >>> com.google.appengine.api.memcache.MemcacheServiceImpl.put(MemcacheServiceImpl.java:71) >>> at com.google.appengine.api.memcache.jsr107cache.GCache.put(Unknown >>> Source) >>> >>> >>> >>> On Wednesday, March 14, 2012 11:41:05 AM UTC-7, Ikai Lan wrote: >>>> >>>> Can you describe the issues and post an app ID? Ex: >>>> >>>> Expected: Memcache performs with under a 0.1% error rate typically on >>>> GET >>>> Observed: Memcache times out after 5 seconds on 10% of GETs >>>> >>>> If there are specific reproduction steps, those are very useful too >>>> (we're all software engineers too, so it helps when you yourself try to >>>> model issue reports after well written bugs you've read). >>>> >>>> -- >>>> Ikai Lan >>>> Developer Programs Engineer, Google App Engine >>>> plus.ikailan.com >>>> >>>> >>>> >>>> On Wed, Mar 14, 2012 at 8:46 AM, agp <[email protected]> wrote: >>>> >>>>> I am too, I just put a different post out here about it. >>>>> >>>>> On Mar 14, 10:16 am, Sekhar <[email protected]> wrote: >>>>> > We're getting a series of memcache issues. Anyone else? This after >>>>> many >>>>> > data store errors yesterday. >>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "Google App Engine" group. >>>>> To post to this group, send email to google-appengine@googlegroups.** >>>>> com <[email protected]>. >>>>> To unsubscribe from this group, send email to >>>>> google-appengine+unsubscribe@**googlegroups.com<google-appengine%[email protected]> >>>>> . >>>>> For more options, visit this group at http://groups.google.com/** >>>>> group/google-appengine?hl=en<http://groups.google.com/group/google-appengine?hl=en> >>>>> . >>>>> >>>>> >>>> >>> On Wednesday, March 14, 2012 11:41:05 AM UTC-7, Ikai Lan wrote: >>>> >>>> Can you describe the issues and post an app ID? Ex: >>>> >>>> Expected: Memcache performs with under a 0.1% error rate typically on >>>> GET >>>> Observed: Memcache times out after 5 seconds on 10% of GETs >>>> >>>> If there are specific reproduction steps, those are very useful too >>>> (we're all software engineers too, so it helps when you yourself try to >>>> model issue reports after well written bugs you've read). >>>> >>>> -- >>>> Ikai Lan >>>> Developer Programs Engineer, Google App Engine >>>> plus.ikailan.com >>>> >>>> >>>> >>>> On Wed, Mar 14, 2012 at 8:46 AM, agp <[email protected]> wrote: >>>> >>>>> I am too, I just put a different post out here about it. >>>>> >>>>> On Mar 14, 10:16 am, Sekhar <[email protected]> wrote: >>>>> > We're getting a series of memcache issues. Anyone else? This after >>>>> many >>>>> > data store errors yesterday. >>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "Google App Engine" group. >>>>> To post to this group, send email to google-appengine@googlegroups.** >>>>> com <[email protected]>. >>>>> To unsubscribe from this group, send email to >>>>> google-appengine+unsubscribe@**googlegroups.com<google-appengine%[email protected]> >>>>> . >>>>> For more options, visit this group at http://groups.google.com/** >>>>> group/google-appengine?hl=en<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 view this discussion on the web visit >>> https://groups.google.com/d/msg/google-appengine/-/tbzrexKMUikJ. >>> >>> 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. >>> >> >> -- >> 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. >> > > -- > 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. > -- 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.
