1
0
mirror of https://github.com/bingohuang/docker-labs.git synced 2025-07-14 01:57:32 +08:00
Marcos Nils a4b0a98df3 Scaling (#109)
Make PWD scalable
2017-03-13 18:07:20 -03:00

24 lines
536 B
Go

package handlers
import (
"log"
"net/http"
"github.com/franela/play-with-docker/config"
"github.com/shirou/gopsutil/load"
)
func Ping(rw http.ResponseWriter, req *http.Request) {
// Get system load average of the last 5 minutes and compare it against a threashold.
a, err := load.Avg()
if err != nil {
log.Println("Cannot get system load average!", err)
} else {
if a.Load5 > config.MaxLoadAvg {
log.Printf("System load average is too high [%f]\n", a.Load5)
rw.WriteHeader(http.StatusInsufficientStorage)
}
}
}