3.3秒の/@zundan?max_id=223589もapplication_controller.rb:89から
SELECT "statuses"."id", "statuses"."updated_at" FROM "statuses" WHERE "statuses"."account_id" = ? AND "statuses"."visibility" IN (?) AND (statuses.reply = FALSE OR statuses.in_reply_to_account_id = statuses.account_id) AND ("statuses"."id" < ?) ORDER BY "statuses"."id" DESC LIMIT ?