How does search service work in SharePoint Server?
When you create a Search service application, the search system automatically creates and configures one content source, which is named Local SharePoint sites. This preconfigured content source is for crawling user profiles, and for crawling all SharePoint Server sites in the web applications with which the Search service application is associated.
Which is the default crawling url in SharePoint?
By default, in the first Search service application in a farm, the preconfigured content source Local SharePoint sites contains at least the following two start addresses: https://webAppUrl, which is for crawling the Default Zone URL specified for the existing Web Application (s)
Which is the default content access account in SharePoint?
The default content access account is a domain account that you specify for the SharePoint Server Search service to use by default for crawling. For simplicity, it is best to use this account to crawl as much as possible of the content that is specified by your content sources.
Which is best practice for crawling in SharePoint Server?
Continuous crawls increase the load on the crawler and on crawl targets. Make sure that you plan and scale out accordingly for this increased consumption of resources. For each large content source for which you enable continuous crawls, we recommend that you configure one or more front-end web servers as dedicated targets for crawling.
How to create a search service application in Office 365?
For example, if you want to segregate sensitive content (such as employee benefits information) into a separate content index, you can create a separate Search service application to correspond to that set of content. If your SharePoint environment is hybrid, you can index content that resides in SharePoint Server into the Office 365 content index.