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Extension development overview Manifest file format Architecture overview Declare permissions Design the user interface Debugging extensions Samples
Message passing Content scripts Manage events with background scripts Match patterns
Cross-origin XMLHttpRequest Using eval in Chrome extensions
Overriding Chrome settings Extending DevTools OAuth2: Authenticate users with Google Overriding Chrome pages Rich notifications API
Migrate to event-driven background scripts Migrating from background pages to service workers
Protect user privacy Declare permissions and warn users Stay secure Accessibility (a11y) Localization message formats Give users options
Chrome Web Store Alternative extension distribution options Installing extensions on Linux Tutorial: Google analytics
About Manifest V2 Getting started
What are extensions? What are themes? Frequently asked questions Extensions quality guidelines FAQ
Extension development overview Manifest file format Architecture overview Declare permissions Design the user interface Debugging extensions Samples
Message passing Content scripts Manage events with background scripts Match patterns
Cross-origin XMLHttpRequest Using eval in Chrome extensions
Overriding Chrome settings Extending DevTools OAuth2: Authenticate users with Google Overriding Chrome pages Rich notifications API
Migrate to event-driven background scripts Migrating from background pages to service workers
Protect user privacy Declare permissions and warn users Stay secure Accessibility (a11y) Localization message formats Give users options
Chrome Web Store Alternative extension distribution options Installing extensions on Linux Tutorial: Google analytics
Extensions
Welcome Getting started
Welcome to Manifest V3 Extensions platform vision Overview of Manifest V3 Migrating to Manifest V3 Manifest V3 migration checklist
What are extensions? What are themes? Frequently asked questions Extensions quality guidelines FAQ
API Reference Samples
Extension development overview Manifest file format Architecture overview Declare permissions Design the user interface Debugging extensions Samples
Message passing Content scripts Manage events with background scripts Match patterns
Cross-origin XMLHttpRequest Using eval in Chrome extensions
Overriding Chrome settings Extending DevTools OAuth2: Authenticate users with Google Overriding Chrome pages Rich notifications API
Migrate to event-driven background scripts Migrating from background pages to service workers
Protect user privacy Declare permissions and warn users Stay secure Accessibility (a11y) Localization message formats Give users options
Chrome Web Store Alternative extension distribution options Installing extensions on Linux Tutorial: Google analytics
About Manifest V2 Getting started
What are extensions? What are themes? Frequently asked questions Extensions quality guidelines FAQ
Extension development overview Manifest file format Architecture overview Declare permissions Design the user interface Debugging extensions Samples
Message passing Content scripts Manage events with background scripts Match patterns
Cross-origin XMLHttpRequest Using eval in Chrome extensions
Overriding Chrome settings Extending DevTools OAuth2: Authenticate users with Google Overriding Chrome pages Rich notifications API
Migrate to event-driven background scripts Migrating from background pages to service workers
Protect user privacy Declare permissions and warn users Stay secure Accessibility (a11y) Localization message formats Give users options
Chrome Web Store Alternative extension distribution options Installing extensions on Linux Tutorial: Google analytics

chrome.system.cpu

  • Description

    Use the system.cpu API to query CPU metadata.

  • Permissions
    system.cpu

Summary

Types

CpuInfo

Properties

  • archName
    string

    The architecture name of the processors.

  • features
    string[]

    A set of feature codes indicating some of the processor's capabilities. The currently supported codes are "mmx", "sse", "sse2", "sse3", "ssse3", "sse4_1", "sse4_2", and "avx".

  • modelName
    string

    The model name of the processors.

  • numOfProcessors
    number

    The number of logical processors.

  • processors
    ProcessorInfo[]

    Information about each logical processor.

  • temperatures
    number[]

    List of CPU temperature readings from each thermal zone of the CPU. Temperatures are in degrees Celsius.

    Currently supported on Chrome OS only.

CpuTime

Properties

  • idle
    number

    The cumulative time spent idle by this processor.

  • kernel
    number

    The cumulative time used by kernel programs on this processor.

  • total
    number

    The total cumulative time for this processor. This value is equal to user + kernel + idle.

  • user
    number

    The cumulative time used by userspace programs on this processor.

ProcessorInfo

Properties

  • usage
    CpuTime

    Cumulative usage info for this logical processor.

Methods

getInfo

chrome.system.cpu.getInfo(callback: function)

Queries basic CPU information of the system.

Parameters

  • callback
    function

    The callback parameter should be a function that looks like this:

    (info: CpuInfo) => {...}
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