Migration is processing data sets on migration level 1 volumes. The migration start time is time, expressed as hh:mm:ss (hours, minutes, seconds). The date of migration is date, expressed as yy/mm/dd (year, month, day). The SMF system identifier of the system on which the migration is processed is sysid. The CDS record at which processing will begin is cdskey, or at the BEGINNING OF THE MCD. Descriptions of individual data sets processed follow in associated ARC0734I messages.