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: Example
• Example: POST

resource.status_code

Response code

• Usage: Example
• Example: 202

resource.url

URL of the resource being fetched

• Usage: Example

resource.url_host

URL host

• Usage: Example

resource.url_path

URL path

• Usage: Example

resource.url_query

URL query parameters

• Usage: Example

resource.url_scheme

Protocol type

• Usage: Example
• Example: HTTP, HTTPS

resource.provider.name

Resource provider name

• Usage: Example

resource.provider.domain

Resource domain

• Usage: Example

resource.provider.type

The type of content provider

• Usage: Example
• Example: cdn, first-party