It's especially weird that the hit ratio is so high and you're not seeing anything in the cache. Are you perhaps soft committing frequently? Soft commits throw away all the top-level caches including documentCache I think....
Erick On Fri, Jun 28, 2013 at 7:23 PM, Tim Vaillancourt <t...@elementspace.com>wrote: > Thanks Otis, > > Yeah I realized after sending my e-mail that doc cache does not warm, > however I'm still lost on why there are no other metrics. > > Thanks! > > Tim > > > On 28 June 2013 16:22, Otis Gospodnetic <otis.gospodne...@gmail.com> > wrote: > > > Hi Tim, > > > > Not sure about the zeros in 4.3.1, but in SPM we see all these numbers > > are non-0, though I haven't had the chance to confirm with Solr 4.3.1. > > > > Note that you can't really autowarm document cache... > > > > Otis > > -- > > Solr & ElasticSearch Support -- http://sematext.com/ > > Performance Monitoring -- http://sematext.com/spm > > > > > > > > On Fri, Jun 28, 2013 at 7:14 PM, Tim Vaillancourt <t...@elementspace.com> > > wrote: > > > Hey guys, > > > > > > This has to be a stupid question/I must be doing something wrong, but > > after > > > frequent load testing with documentCache enabled under Solr 4.3.1 with > > > autoWarmCount=150, I'm noticing that my documentCache metrics are > always > > > zero for non-cumlative. > > > > > > At first I thought my commit rate is fast enough I just never see the > > > non-cumlative result, but after 100s of samples I still always get zero > > > values. > > > > > > Here is the current output of my documentCache from Solr's admin for 1 > > core: > > > > > > " > > > > > > - documentCache< > > > http://localhost:8983/solr/#/channels_shard1_replica2/plugins/cache?entry=documentCache > > > > > > - class:org.apache.solr.search.LRUCache > > > - version:1.0 > > > - description:LRU Cache(maxSize=512, initialSize=512, > > > autowarmCount=150, regenerator=null) > > > - src:$URL: https:/ > > > /svn.apache.org/repos/asf/lucene/dev/branches/lucene_solr_4_3/ > > > solr/core/src/java/org/apache/solr/search/LRUCache.java< > > > https://svn.apache.org/repos/asf/lucene/dev/branches/lucene_solr_4_3/solr/core/src/java/org/apache/solr/search/LRUCache.java > > >$ > > > - stats: > > > - lookups:0 > > > - hits:0 > > > - hitratio:0.00 > > > - inserts:0 > > > - evictions:0 > > > - size:0 > > > - warmupTime:0 > > > - cumulative_lookups:65198986 > > > - cumulative_hits:63075669 > > > - cumulative_hitratio:0.96 > > > - cumulative_inserts:2123317 > > > - cumulative_evictions:1010262 > > > " > > > > > > The cumulative values seem to rise, suggesting doc cache is working, > but > > at > > > the same time it seems I never see non-cumlative metrics, most > > importantly > > > warmupTime. > > > > > > Am I doing something wrong, is this normal/by-design, or is there an > > issue > > > here? > > > > > > Thanks for helping with my silly question! Have a good weekend, > > > > > > Tim > > >
