Which action can be taken to optimize NetSuite's performance in a browser?

Optimizing NetSuite dashboard performance involves minimizing the data that needs to be loaded and refreshed. Portlets containing reports or saved searches consume system resources each time they refresh. By setting the refresh rate to the least frequent option available (e.g., Daily or On Demand, as opposed to every 30 minutes), you reduce the number of times the system must execute these underlying queries. This lessens the load on both the server and the user's browser, leading to faster dashboard load times and improved overall performance. The phrase "smallest portlet level refresh" is interpreted as the least frequent refresh cycle.

A. Resize dashboard portlets. Resizing portlets is a user interface preference that alters layout but does not inherently reduce the data processed, thus offering no performance optimization.
B. Use of multiple browser tabs. Opening multiple NetSuite tabs increases the number of concurrent sessions and browser memory usage, which typically degrades performance rather than optimizing it.
D. Maximize the use of dashboard reports and searches. This action significantly increases the data loaded on the dashboard, which is a primary cause of slow performance. Best practice is to limit the number of portlets.

1. NetSuite Help Center. (2023). Optimizing Dashboard Performance. SuiteAnswers, ID: 10092.

This document explicitly states: "Set the refresh rate for portlets to the largest possible interval. For example, set the refresh rate to Daily instead of Every 30 Minutes. To change the refresh rate, point to the portlet header, click the menu icon, and then click Refresh." This directly supports choosing the least frequent refresh rate to optimize performance.

2. NetSuite Help Center. (2023). Best Practices for Optimizing Your Account. SuiteAnswers, ID: 9999.

Under the "Optimize Dashboards" section, this guide advises: "Limit the number of portlets on your dashboard... Set portlet refresh rates to Daily or On Demand whenever possible." This corroborates that reducing refresh frequency is a key optimization strategy. It also advises against maximizing dashboard reports (Option D).

3. NetSuite Help Center. (2023). Setting Up Dashboard Portlet. SuiteAnswers, ID: 8448.

This article details the portlet setup menu, which includes the "Refresh" option. It lists the available refresh intervals, confirming that users have direct control over this setting to manage performance.