Module kernel::trace

source ·

Modules

  • callsite
    Callsites represent the source locations from which spans or events originate.
  • collect
    Collects and records trace data.
  • dispatch
    Dispatches trace events to a Collect.
  • event
    Events represent single points in time during the execution of a program.
  • field
    Structured data associated with Spans and Events.
  • instrument
    Attach a span to a std::future::Future.
  • level_filters
    Trace verbosity level filtering.
  • metadata
    Metadata describing trace data.
  • span
    Spans represent periods of time in which a program was executing in a particular context.

Macros

  • debug
    Constructs an event at the debug level.
  • debug_span
    Constructs a span at the debug level.
  • enabled
    Checks whether a span or event is enabled based on the provided metadata.
  • error
    Constructs an event at the error level.
  • error_span
    Constructs a span at the error level.
  • event
    Constructs a new Event.
  • event_enabled
    Tests whether an event with the specified level and target would be enabled.
  • info
    Constructs an event at the info level.
  • info_span
    Constructs a span at the info level.
  • metadata
    Statically constructs new span metadata.
  • span
    Constructs a new span.
  • span_enabled
    Tests whether a span with the specified level and target would be enabled.
  • trace
    Constructs an event at the trace level.
  • trace_span
    Constructs a span at the trace level.
  • warn
    Constructs an event at the warn level.
  • warn_span
    Constructs a span at the warn level.

Structs

  • Dispatch
    Dispatch trace data to a Collect.
  • Event
    Events represent single points in time where something occurred during the execution of a program.
  • Id
    Identifies a span within the context of a collector.
  • Level
    Describes the level of verbosity of a span or event.
  • Metadata
    Metadata describing a span or event.
  • SerialCollector
  • Span
    A handle representing a span, with the capability to enter the span if it exists.

Traits

  • Callsite
    Trait implemented by callsites.
  • Collect
    Trait representing the functions required to collect trace data.
  • Instrument
    Attaches spans to a [std::future::Future].
  • Value
    A field value of an erased type.

Functions

Attribute Macros

  • instrument
    Instruments a function to create and enter a tracing span every time the function is called.