Increase in intial indexing time for plasma non-dgm partitioned

4712 - http://perf.jenkins.couchbase.com/job/arke-dgm/845/ - 21.8

4711 - http://perf.jenkins.couchbase.com/job/arke-dgm/842/ - 18.3

http://cbmonitor.sc.couchbase.com/reports/html/?snapshot=arke_700-4711_create_indexes_691d&snapshot=arke_700-4712_create_indexes_1f41
CREATE INDEX ag1 ON `bucket-1`(DATE_PART_STR(sold_date, 'year'), customer.state, store, quantity) PARTITION BY HASH(store) WITH {"defer_build": true};
CREATE INDEX ag2 ON `bucket-1`(DATE_PART_STR(sold_date, 'year'), DATE_PART_STR(sold_date, 'week'), WEEKDAY_STR(sold_date), sales_price) PARTITION BY HASH(sold_date) WITH {"defer_build": true};
CREATE INDEX ag3 ON `bucket-1`(item.manufacturer_id, DATE_PART_STR(sold_date, 'month'), DATE_PART_STR(sold_date, 'year'), item.brand, sales_price) PARTITION BY HASH(sold_date) WITH {"defer_build": true};
CREATE INDEX ag4 ON `bucket-1`(DATE_PART_STR(sold_date, 'year'), customer.preferred_flag, customer.birth_country, wholesale_cost, sales_price) PARTITION BY HASH(customer.birth_country) WITH {"defer_build": true};
CREATE INDEX ag5 ON `bucket-1`(DATE_PART_STR(sold_date, 'year'), DATE_PART_STR(sold_date, 'month'), sales_price, customer.state) PARTITION BY HASH(customer.state) WITH {"defer_build": true};
CREATE INDEX ag6 ON `bucket-1`(customer.gender, customer.marital_status, customer.education_status, item.id, quantity, list_price, coupon_amt, sales_price) PARTITION BY HASH(item.id) WITH {"defer_build": true};
CREATE INDEX ag7 ON `bucket-1`(customer.zip, customer.preferred_flag) PARTITION BY HASH(customer.zip) WITH {"defer_build": true};
CREATE INDEX ag8 ON `bucket-1`(customer.county, DATE_PART_STR(sold_date, 'year'), DATE_PART_STR(sold_date, 'month'), customer.gender, customer.marital_status, customer.education_status, customer.purchase_estimate, customer.credit_rating, customer.dep_count, customer.dep_employed_count, customer.dep_college_count) PARTITION BY HASH(customer.county) WITH {"defer_build": true};
CREATE INDEX ag9 ON `bucket-1`(item.category, DATE_PART_STR(sold_date, 'day_of_year'), sales_price) PARTITION BY HASH(item.category) WITH {"defer_build": true};
CREATE INDEX ag10 ON `bucket-1`(customer.zip, DATE_PART_STR(sold_date, 'year'), DATE_PART_STR(sold_date, 'quarter'), sales_price) PARTITION BY HASH(customer.zip) WITH {"defer_build": true};
BUILD INDEX ON `bucket-1`(ag1, ag2, ag3, ag4, ag5, ag6, ag7, ag8, ag9, ag10);
http://changelog.build.couchbase.com/?product=couchbase-server&fromVersion=7.0.0&fromBuild=4711&toVersion=7.0.0&toBuild=4714&f_backup=off&f_cbbs=off&f_eventing=off&f_go-couchbase=off&f_goxdcr=off&f_indexing=on&f_kv_engine=off&f_ns_server=off&f_product-metadata=off&f_query=off&f_testrunner=off