Oracle RMAN : Run Full Backup with Archivelog and Control file

RUN
{
ALLOCATE CHANNEL c1 DEVICE TYPE disk;
ALLOCATE CHANNEL c2 DEVICE TYPE disk;
ALLOCATE CHANNEL c3 DEVICE TYPE disk;
ALLOCATE CHANNEL c4 DEVICE TYPE disk;
  BACKUP
  FORMAT '/opt/sev1/full_backup/%d_%T_%s_%p_FULL'
  DATABASE
  CURRENT CONTROLFILE
  FORMAT '/opt/sev1/full_backup/%d_C_%T_%u'
  PLUS ARCHIVELOG
  FORMAT '/opt/sev1/full_backup/%d_A_%T_%u_s%s_p%p';
release channel c1;
release channel c2;
release channel c3;
release channel c4;
}