predictive_prefetching

Version: `v2025-01-13`	Includes use: Yes

Behavior name: Predictive Prefetching

This behavior potentially reduces the client's page load time by pre-caching objects based on historical data for the page, not just its current set of referenced objects. It also detects second-level dependencies, such as objects retrieved by JavaScript.

Default behavior

These samples reflect the behavior's default settings. You can use these as is in your configurations or make adjustments based on the behavior's available options.

data "akamai_property_rules_builder" "predictive_prefetching" {
  rules_v2025_02_18 {
    name     = "Predictive Prefetching"
    comments = "Attempts reduction of the client's page load time by pre-caching objects based on historical data for the page."
    behavior {
      predictive_prefetching {
        enabled         = true
        accuracy_target = "MEDIUM"
      }
    }
  }
}

"behaviors": [
  {
    "name": "predictivePrefetching",
    "options": {
      "enabled": true,
      "accuracyTarget": "MEDIUM"
    }
  }
]

Options

Option	Description
`enabled`	Boolean Enables the predictive prefetching behavior.
`accuracy_target`	Enum The level of prefetching. A higher level results in better client performance, but potentially greater load on the origin. Value is one of: `LOW` `MEDIUM` `HIGH`