Adjusted btree chunk size to give a 25% performance increase in random testing.
Adjusted btree chunk size to give a 25% performance increase in random testing.

git-svn-id: f1325d765b86db8550d2145f7bc93fd34e7a3d5a@680420 13f79535-47bb-0310-9956-ffa450edef68

fkaempfer/couchdb,breezjw/bigcouch,breezjw/bigcouch,cloudant/bigcouch,Gussy/bigcouch,cloudant/bigcouch,KlausTrainer/bigcouch,KlausTrainer/bigcouch,PerilousApricot/bigcouch,davidcoallier/bigcouch,Gussy/bigcouch,KlausTrainer/bigcouch,andrejb/cloudant_bigcouch,Asquera/bigcouch,cloudant/bigcouch,benoitc/bigcouch,cloudant/bigcouch,georgemarshall/bigcouch,Gussy/bigcouch,Asquera/bigcouch,Asquera/bigcouch,breezjw/bigcouch,kofron/bigcouch,linearregression/bigcouch,bittorrent/bigcouch,andrejb/cloudant_bigcouch,georgemarshall/bigcouch,Gussy/bigcouch,linearregression/bigcouch,cloudant/bigcouch,benoitc/couchit_experiment,fkaempfer/couchdb,davidcoallier/bigcouch,Asquera/bigcouch,kofron/bigcouch,PerilousApricot/bigcouch,bittorrent/bigcouch,breezjw/bigcouch,andrejb/cloudant_bigcouch,bittorrent/bigcouch,breezjw/bigcouch,kofron/bigcouch,benoitc/bigcouch,benoitc/couchit_experiment,benoitc/couchit_experiment,benoitc/bigcouch,linearregression/bigcouch,fkaempfer/couchdb,linearregression/bigcouch,linearregression/bigcouch,benoitc/bigcouch,davidcoallier/bigcouch,Gussy/bigcouch,PerilousApricot/bigcouch,cloudant/bigcouch,breezjw/bigcouch,georgemarshall/bigcouch,andrejb/cloudant_bigcouch,PerilousApricot/bigcouch,andrejb/cloudant_bigcouch,andrejb/cloudant_bigcouch,fkaempfer/couchdb,georgemarshall/bigcouch,KlausTrainer/bigcouch,linearregression/bigcouch,bittorrent/bigcouch,davidcoallier/bigcouch,benoitc/couchit_experiment,fkaempfer/couchdb,kofron/bigcouch,Asquera/bigcouch,cloudant/bigcouch,benoitc/bigcouch,Asquera/bigcouch,kofron/bigcouch,Gussy/bigcouch,georgemarshall/bigcouch,KlausTrainer/bigcouch,fkaempfer/couchdb,linearregression/bigcouch,bittorrent/bigcouch,benoitc/bigcouch,andrejb/cloudant_bigcouch,davidcoallier/bigcouch,georgemarshall/bigcouch,bittorrent/bigcouch,PerilousApricot/bigcouch,kofron/bigcouch,PerilousApricot/bigcouch,KlausTrainer/bigcouch,davidcoallier/bigcouch,benoitc/couchit_experiment