regUser
	stsUser
	svcUser
)

// LoadGroup - loads a specific group from storage, and updates the
// memberships cache. If the specified group does not exist in
// storage, it is removed from in-memory maps as well - this
// simplifies the implementation for group removal. This is called
// only via IAM notifications.
func (sys *IAMSys) LoadGroup(ctx context.Context, objAPI ObjectLayer, group string) error {

	if isGroup {
		if store.getUsersSysType() == MinIOUsersSysType {
			g, ok := c.iamGroupsMap[name]
			if !ok {
				if err := store.loadGroup(context.Background(), name, c.iamGroupsMap); err != nil {
					return nil, time.Time{}, err
				}
				g, ok = c.iamGroupsMap[name]
				if !ok {
					return nil, time.Time{}, errNoSuchGroup
				}
			}

		return np, grid.NewRemoteErr(errServerNotInitialized)
	}

	group := mss.Get(peerRESTGroup)
	if group == "" {
		return np, grid.NewRemoteErr(errors.New("group is missing"))
	}

	err := globalIAMSys.LoadGroup(context.Background(), objAPI, group)
	if err != nil {
		return np, grid.NewRemoteErr(err)
	}

	return np, nerr
}

// StartProfilingHandler - Issues the start profiling command.