size

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Published: Jan 30, 2023 License: Apache-2.0 Imports: 1 Imported by: 0

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Constants

View Source
const (
	// KB is the kilobytes.
	KB = uint64(1024)
	// MB is the megabytes.
	MB = KB * 1024
	// GB is the gigabytes.
	GB = MB * 1024
	// TB is the terabytes.
	TB = GB * 1024
	// PB is the petabytes.
	PB = TB * 1024
)
View Source
const (
	// SizeOfSlice is the memory itself used, excludes the elements' memory
	SizeOfSlice = int64(unsafe.Sizeof(*new([]int)))

	// SizeOfByte is the memory each byte occupied
	SizeOfByte = int64(unsafe.Sizeof(*new(byte)))

	// SizeOfString is the memory string itself occupied
	SizeOfString = int64(unsafe.Sizeof(*new(string)))

	// SizeOfBool is the memory each bool occupied
	SizeOfBool = int64(unsafe.Sizeof(*new(bool)))

	// SizeOfPointer is the memory each pointer occupied
	SizeOfPointer = int64(unsafe.Sizeof(new(int)))

	// SizeOfInterface is the memory each interface occupied, exclude the real type memory usage
	SizeOfInterface = int64(unsafe.Sizeof(*new(interface{})))

	// SizeOfFloat64 is the memory each float64 occupied
	SizeOfFloat64 = int64(unsafe.Sizeof(*new(float64)))

	// SizeOfUint64 is the memory each uint64 occupied
	SizeOfUint64 = int64(unsafe.Sizeof(*new(uint64)))

	// SizeOfInt32 is the memory each int32 occupied
	SizeOfInt32 = int64(unsafe.Sizeof(*new(int32)))

	// SizeOfInt is the memory each int occupied
	SizeOfInt = int64(unsafe.Sizeof(*new(int)))

	// SizeOfUint8 is the memory each uint8 occupied
	SizeOfUint8 = int64(unsafe.Sizeof(*new(uint8)))

	// SizeOfUint is the memory each uint occupied
	SizeOfUint = int64(unsafe.Sizeof(*new(uint)))

	// SizeOfFunc is the memory each function occupied
	SizeOfFunc = int64(unsafe.Sizeof(*new(func())))

	// SizeOfInt64 is the memory each int64 occupied
	SizeOfInt64 = int64(unsafe.Sizeof(*new(int64)))

	// SizeOfMap is the memory each map itself occupied
	SizeOfMap = int64(unsafe.Sizeof(*new(map[int]int)))
)

below constants are the size of commonly used types, for memory trace

Variables

This section is empty.

Functions

This section is empty.

Types

This section is empty.

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