Merge pull request #475 from liangjisheng/master

modify gopsutil version from v2.19.6 to v2.19.11

go.mod

@@ -38,7 +38,7 @@ require (
 	github.com/remyoudompheng/bigfft v0.0.0-20190728182440-6a916e37a237 // indirect
 	github.com/rogpeppe/go-internal v1.5.0 // indirect
 	github.com/samuel/go-zookeeper v0.0.0-20180130194729-c4fab1ac1bec // indirect
-	github.com/shirou/gopsutil v2.19.6+incompatible
+	github.com/shirou/gopsutil v2.19.11+incompatible
 	github.com/siddontang/go v0.0.0-20180604090527-bdc77568d726
 	github.com/sirupsen/logrus v1.4.2
 	github.com/spf13/pflag v1.0.5 // indirect