RUM resources

A resource event corresponds to a resource or asset fetch on a webpage such as an image, XHR, Fetch, CSS, or JS library. A resource is a child event to an action event. It also has the context of the view that is currently active.

The following properties may be used to analyze and profile resources in a session:

duration

Overall time spent fetching the resource

Usage
Analytics can be performed to get the slowest loading resources

Example
48ms

resource.size

Resource size

Usage
Analytics can be performed to see the size distribution of the resources

Example
912B

resource.connect.duration

Time to establish connection to resource server

Usage
Insight into users' reachability of resource

Example
20ms

resource.ssl.duration

TLS handshake time for HTTPS connections

Usage
Diagnose whether problem lies with the user’s network

Example
15ns

resource.dns.duration

DNS resolution time

Usage
Diagnose whether problem lies with the user’s network

Example
23ms

resource.redirect.duration

Time spent on downstream HTTPS requests

Usage
Redirect analytics or filtering

Example
30ms

resource.first_byte.duration

Waiting time to receive the first byte of the resource

Usage
Can be used to find out the rate determining resource in a view

Example
30ms

resource.download.duration

Response download time

Usage
Analytics can be performed to determine if the storage solution for the resource is slow.

Example
24ms

resource.type

Type of resource being fetched.

Usage
Filter analytics based on resource type

Example
javascript, css

resource.method

HTTP method

Usage
POST

resource.status_code

Response code

Usage
202

resource.url

URL of the resource being fetched

resource.url_host

URL host

resource.url_path

URL path

resource.url_query

URL query parameters

resource.url_scheme

Protocol type

Usage
HTTP, HTTPS

resource.provider.name

Resource provider name

resource.provider.domain

Resource domain

resource.provider.type

The type of content provider

Usage
cdn, first-party