lintel::ProcessResourceReader Class Reference

#include <ProcessResourceReader.h>

Public Member Functions
	ProcessResourceReader ()=delete

Static Public Member Functions
static ProcessResourceData	readOf (ProcessId pid, const std::optional< ProcessResourceData > &previous)

Detailed Description

Reads per-process resource usage. Supports Linux (/proc) and macOS (libproc). On other platforms all values are reported as invalid (no resource data). Pass the previously returned snapshot into the next call to compute a CPU percentage delta.

Constructor & Destructor Documentation

ProcessResourceReader()

lintel::ProcessResourceReader::ProcessResourceReader ( )

delete

Member Function Documentation

readOf()

static ProcessResourceData lintel::ProcessResourceReader::readOf ( ProcessId  pid, const std::optional< ProcessResourceData > &  previous  )

static

Read the current resource snapshot for the given process.

Parameters

pid	the operating system process id
previous	a previously read snapshot used to compute the CPU delta

Returns

the resource snapshot (valid=false on unsupported platforms or unreadable pid)

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The documentation for this class was generated from the following file:

• src/include/lintel/core/utils/ProcessResourceReader.h