Hi Andy, as long as the cache for facetting is not per segment there is no NRT together with facetting.
This is what Jason told you in http://lucene.472066.n3.nabble.com/Nrt-and-caching-td3993612.html and I am agree. Possible you could use multicore. Beste regards Karsten -------- Original-Nachricht -------- > Datum: Thu, 12 Jul 2012 03:18:47 -0700 (PDT) > Von: Andy <angelf...@yahoo.com> > An: "solr-user@lucene.apache.org" <solr-user@lucene.apache.org> > Betreff: NRT and multi-value facet - what is Solr\'s limit? > Hi, > > I understand that the cache for multi-value facet is multi-segment. So > every time a document is updated the entire cache needs to be rebuilt. > > Is there any rule of thumb on the highest update rate NRT can handle > before this cache-rebuild-on-each-commit becomes too expensive? I know it > depends, but I'm just looking for order-of-magnitude estimates. Are we talking > about 10 updates/s? 100? 1,000? > > Thanks