add nocopy

dubbogo · Dec 9, 2020 · 928960b · 928960b
1 parent c67f523
commit 928960b
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Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/runtime/sys.go b/runtime/sys.go
@@ -49,7 +49,7 @@ func GetCPUNum() int {
 	return runtime.NumCPU()
 }
 
-// GetMemoryLimit gets current os's memory size in bytes
+// GetMemoryStat gets current os's memory size in bytes
 func GetMemoryStat() (total, used, free uint64, usedPercent float64) {
 	stat, err := mem.VirtualMemory()
 	if err != nil {
@@ -59,6 +59,7 @@ func GetMemoryStat() (total, used, free uint64, usedPercent float64) {
 	return stat.Total, stat.Used, stat.Free, stat.UsedPercent
 }
 
+// IsCgroup checks whether current os is a container or not
 func IsCgroup() bool {
 	ok, _ := gxfilepath.Exists(cgroupMemLimitPath)
 	if ok {
@@ -68,6 +69,7 @@ func IsCgroup() bool {
 	return false
 }
 
+// GetCgroupMemoryLimit returns a container's total memory in bytes
 func GetCgroupMemoryLimit() (uint64, error) {
 	return readUint(cgroupMemLimitPath)
 }

diff --git a/runtime/sys_test.go b/runtime/sys_test.go
@@ -44,7 +44,7 @@ func TestSysStat(t *testing.T) {
 
 	size := 100 * 1024 * 1024
 	arr := make([]byte, size)
-	for idx, _ := range arr {
+	for idx := range arr {
 		arr[idx] = byte(idx / 255)
 	}
 	memoryStat, err := GetProcessMemoryStat()