http-server-status/internal/pkg/checks/load.go

package checks

import (
	"github.com/mackerelio/go-osstat/loadavg"
)

type LoadConfig struct {
	MaxLoad1 float64 `yaml:"max_load_1"`
	MaxLoad5 float64 `yaml:"max_load_5"`
	MaxLoad15 float64 `yaml:"max_load_15"`
}

type Load struct {
	Config LoadConfig
}

func (h Load) Execute() (ok bool, err error) {
	load, err := loadavg.Get()
	if load.Loadavg1 > h.Config.MaxLoad1 {
		return false, nil
	}

	if load.Loadavg5 > h.Config.MaxLoad5 {
		return false, nil
	}

	if load.Loadavg15 > h.Config.MaxLoad15 {
		return false, nil
	}

	return true, nil
}

func (h Load) Name() string {
	return "System Load"
}