skip resource heavy commands from running on master nodes

weed/server/master_server.go

@@ -314,6 +314,10 @@ func processEachCmd(reg *regexp.Regexp, line string, commandEnv *shell.CommandEn
 
 	for _, c := range shell.Commands {
 		if c.Name() == cmd {
+			if c.HasTag(shell.ResourceHeavy) {
+				glog.Warningf("%s is resource heavy and should not run on master", cmd)
+				continue
+			}
 			glog.V(0).Infof("executing: %s %v", cmd, args)
 			if err := c.Do(args, commandEnv, os.Stdout); err != nil {
 				glog.V(0).Infof("error: %v", err)

weed/shell/command_volume_check_disk.go

@@ -48,8 +48,8 @@ func (c *commandVolumeCheckDisk) Help() string {
 `
 }
 
-func (c *commandVolumeCheckDisk) HasTag(CommandTag) bool {
-	return false
+func (c *commandVolumeCheckDisk) HasTag(tag CommandTag) bool {
+	return tag == ResourceHeavy
 }
 
 func (c *commandVolumeCheckDisk) getVolumeStatusFileCount(vid uint32, dn *master_pb.DataNodeInfo) (totalFileCount, deletedFileCount uint64) {

weed/shell/command_volume_fix_replication.go

@@ -55,8 +55,8 @@ func (c *commandVolumeFixReplication) Help() string {
 `
 }
 
-func (c *commandVolumeFixReplication) HasTag(CommandTag) bool {
-	return false
+func (c *commandVolumeFixReplication) HasTag(tag CommandTag) bool {
+	return tag == ResourceHeavy
 }
 
 func (c *commandVolumeFixReplication) Do(args []string, commandEnv *CommandEnv, writer io.Writer) (err error) {

weed/shell/command_volume_fsck.go

@@ -79,8 +79,8 @@ func (c *commandVolumeFsck) Help() string {
 `
 }
 
-func (c *commandVolumeFsck) HasTag(CommandTag) bool {
-	return false
+func (c *commandVolumeFsck) HasTag(tag CommandTag) bool {
+	return tag == ResourceHeavy
 }
 
 func (c *commandVolumeFsck) Do(args []string, commandEnv *CommandEnv, writer io.Writer) (err error) {