sysinfo

package

v1.0.14 Latest Latest Go to latest Published: Nov 7, 2025 License: Apache-2.0 Imports: 13 Imported by: 0

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Repository

github.com/flanksource/postgres

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Documentation ¶

Index ¶

Constants
type DBType
type DiskType
type OSType
type Resources
type SystemInfo
- func DetectSystemInfo() (*SystemInfo, error)

Constants ¶

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const (
	DBTypeWeb     string = "web"
	DBTypeOLTP    string = "oltp"
	DBTypeDW      string = "dw"
	DBTypeDesktop string = "desktop"
	DBTypeMixed   string = "mixed"
)

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type DBType ¶

type DBType string

DBType represents the database workload type

type DiskType ¶

type DiskType string

DiskType represents the type of storage device

const (
	DiskSSD DiskType = "ssd"
	DiskHDD DiskType = "hdd"
	DiskSAN DiskType = "san"
)

type OSType ¶

type OSType string

OSType represents the operating system type

const (
	OSLinux   OSType = "linux"
	OSWindows OSType = "windows"
	OSMac     OSType = "mac"
)

type Resources ¶ added in v1.0.4

type Resources struct {
	CPUs   int    `json:"cpus,omitempty"`
	Memory uint64 `json:"memory,omitempty" pretty:"format=bytes"`
	Millis int    `json:"millis,omitempty"` // CPU quota in millicores (e.g., 1500 = 1.5 CPUs)
}

Resources represents physical system resources

func (Resources) Mem ¶ added in v1.0.4

func (r Resources) Mem() types.Size

func (Resources) Pretty ¶ added in v1.0.4

func (r Resources) Pretty() api.Text

func (Resources) String ¶ added in v1.0.4

func (r Resources) String() string

type SystemInfo ¶

type SystemInfo struct {
	// Nested resource information
	System    Resources `json:"system,omitempty"`    // Physical system resources
	Container Resources `json:"container,omitempty"` // nil if not in container

	// Other system information
	IPAddresses       []string `json:"ip_addresses,omitempty"`
	OSType            OSType   `json:"os_type,omitempty"`
	PostgreSQLVersion float64  `json:"postgres_version,omitempty"`
	DiskType          DiskType `json:"disk_type,omitempty"`
	IsContainer       bool     `json:"is_container,omitempty"`
}

SystemInfo contains detected system information

func DetectSystemInfo ¶

func DetectSystemInfo() (*SystemInfo, error)

DetectSystemInfo automatically detects system information

func (*SystemInfo) EffectiveCPUCount ¶ added in v1.0.4

func (si *SystemInfo) EffectiveCPUCount() int

EffectiveCPUCount returns the effective CPU count for tuning Uses container CPU limit if available, otherwise system CPUs

func (*SystemInfo) EffectiveMemory ¶ added in v1.0.4

func (si *SystemInfo) EffectiveMemory() uint64

EffectiveMemory returns the effective memory for tuning Uses container memory limit if available, otherwise system memory

func (*SystemInfo) TotalMemoryGB ¶

func (si *SystemInfo) TotalMemoryGB() float64

TotalMemoryGB returns effective memory in GB

func (*SystemInfo) TotalMemoryKB ¶

func (si *SystemInfo) TotalMemoryKB() uint64

TotalMemoryKB returns effective memory in KB

func (*SystemInfo) TotalMemoryMB ¶

func (si *SystemInfo) TotalMemoryMB() float64

TotalMemoryMB returns effective memory in MB

Source Files ¶

View all Source files

sysinfo.go

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