解决cpu使用率数值不正确问题

pkg/report-form/node.go

@@ -85,7 +85,7 @@ func (n *Node) queryKey(key string) (int, int) {
 }
 
 func (n *Node) initCpu() {
-	n.averageCpu, n.maxCpu = n.queryKey(`system_load_average/processors`)
+	n.averageCpu, n.maxCpu = n.queryKey(`system_load_average/processors*100`)
 }
 
 func (n *Node) initMem() {

pkg/report-form/report_form_test.go

@@ -7,7 +7,7 @@ import (
 )
 
 func TestRun(t *testing.T) {
-	fmt.Println(Run(7))
+	fmt.Println(Run(1))
 }
 
 func TestUtf8StringLen(t *testing.T) {

pkg/report-form/service.go

@@ -91,6 +91,7 @@ func (s *Service) getNodeList() []string {
 	resp, err := query(sql)
 	if err != nil {
 		glog.Error("query sql:", sql, err)
+		return []string{}
 	}
 
 	if len(resp.Results) != 1 {