Indexing and Search Resource Usage
Indexing, responding to user queries, and rendering the dashboard are resource-intensive tasks. System resources are needed to crawl and retrieve the textual information, and also on the remote system whose content gets indexed and the network in-between. Therefore it is possible to tune the resource usage in such a manner that the available resources are used at their best.
Adjusting Local Resource Usage
The resources used for searching and indexing will affect the users' perceived performance. In larger deployments, which will be discussed in more detail later in this chapter, you may wish to change the default settings. Especially if you have divided the SharePoint Portal Server tasks over multiple servers. ...