bug fix

server/test/analytic_test.go

@@ -0,0 +1,62 @@
+package test
+
+import (
+    "fmt"
+    humanize "github.com/dustin/go-humanize"
+    "github.com/mackerelio/go-osstat/cpu"
+    "github.com/mackerelio/go-osstat/memory"
+    "github.com/minio/minio/pkg/disk"
+    "os"
+    "runtime"
+    "testing"
+    "time"
+)
+
+func TestGetArch(t *testing.T) {
+    fmt.Println("os:", runtime.GOOS)
+    fmt.Println("threads:", runtime.GOMAXPROCS(0))
+
+    memoryStat, err := memory.Get()
+    if err != nil {
+        fmt.Fprintf(os.Stderr, "%s\n", err)
+        return
+    }
+    fmt.Println("memory total:", humanize.Bytes(memoryStat.Total))
+    fmt.Println("memory used:", humanize.Bytes(memoryStat.Used))
+    fmt.Println("memory cached:", humanize.Bytes(memoryStat.Cached))
+    fmt.Println("memory free:", humanize.Bytes(memoryStat.Free))
+
+    before, err := cpu.Get()
+    if err != nil {
+        fmt.Println(err)
+    }
+    time.Sleep(time.Duration(1) * time.Second)
+    after, err := cpu.Get()
+    if err != nil {
+        fmt.Println(err)
+    }
+    total := float64(after.Total - before.Total)
+    fmt.Printf("cpu user: %f %%\n", float64(after.User-before.User)/total*100)
+    fmt.Printf("cpu system: %f %%\n", float64(after.System-before.System)/total*100)
+    fmt.Printf("cpu idle: %f %%\n", float64(after.Idle-before.Idle)/total*100)
+
+    err = diskUsage(".")
+
+    if err != nil {
+        fmt.Println(err)
+    }
+}
+
+func diskUsage(path string) error {
+    di, err := disk.GetInfo(path)
+    if err != nil {
+        return err
+    }
+    percentage := (float64(di.Total-di.Free) / float64(di.Total)) * 100
+    fmt.Printf("%s of %s disk space used (%0.2f%%)\n",
+        humanize.Bytes(di.Total-di.Free),
+        humanize.Bytes(di.Total),
+        percentage,
+    )
+    return nil
+}