'Performs an lsvdisk command, filtering the results as specified.
Returns an iterable for all matching vdisks.'

def lsvdisks_from_filter(self, filter_name, value):

    ssh_cmd = ['svcinfo', 'lsvdisk', '-bytes', '-delim', '!', '-filtervalue', ('%s=%s' % (filter_name, value))]
    return self.run_ssh_info(ssh_cmd, with_header=True)
