I already ruled out cosmic rays. It has happened on different hardware and at different times of day, including low load.
The only thing associated with it is load from a new faceted browse thing we turned on. wunder On 4/14/09 2:23 PM, "Grant Ingersoll" <gsing...@apache.org> wrote: > Is bad memory a possibility? i.e. is it the same machine all the > time? Is there any recognizable pattern for when it happens? > > -Grant (grasping at straws) > > > On Apr 14, 2009, at 2:51 PM, Walter Underwood wrote: > >> Nope. This is a slave, so no indexing happens, just a sync. The >> sync happens once per day. It went bad at a different time. >> >> wunder >> >> On 4/14/09 11:42 AM, "Grant Ingersoll" <gsing...@apache.org> wrote: >> >>> Are there changes occuring when it goes bad that maybe aren't >>> committed? >>> >>> On Apr 14, 2009, at 1:59 PM, Walter Underwood wrote: >>> >>>> But why would it work for a few days, then go bad and stay bad? >>>> >>>> It fails for every multi-term query, even those not in cache. >>>> I ran a test with more queries than the cache size. >>>> >>>> We do use autowarming. >>>> >>>> wunder >>>> >>>> On 4/14/09 10:55 AM, "Yonik Seeley" <yo...@lucidimagination.com> >>>> wrote: >>>> >>>>> On Tue, Apr 14, 2009 at 12:19 PM, Walter Underwood >>>>> <wunderw...@netflix.com> wrote: >>>>>> The JaroWinkler equals was broken, but I fixed that a month ago. >>>>>> >>>>>> Query cache sounds possible, but those are cleared on a commit, >>>>>> right? >>>>> >>>>> Yes, but if you use autowarming, those items are regenerated and if >>>>> there is a problem with equals() then it could re-appear (the cache >>>>> items are correct, it's just the lookup that returns the wrong >>>>> one). >>>>> >>>>> -Yonik >>>>> http://www.lucidimagination.com >>>> >>> >>> -------------------------- >>> Grant Ingersoll >>> http://www.lucidimagination.com/ >>> >>> Search the Lucene ecosystem (Lucene/Solr/Nutch/Mahout/Tika/Droids) >>> using Solr/Lucene: >>> http://www.lucidimagination.com/search >>> >> > > -------------------------- > Grant Ingersoll > http://www.lucidimagination.com/ > > Search the Lucene ecosystem (Lucene/Solr/Nutch/Mahout/Tika/Droids) > using Solr/Lucene: > http://www.lucidimagination.com/search >
