This column displays Underflow or Overflow if an invalid time stamp is detected. If Underflow is displayed, the time stamp is below the allowable range. If Overflow is displayed, the time stamp is above the allowable range.
•Num of DKC: Indicates the number of storage systems registered in an extended consistency group.
•Num of JNLG: Indicates the number of journal groups registered in an extended consistency group.
Displaying a List of Storage Systems in an Extended Consistency Group
The EXCTG Operation window allows you to display a list of storage systems in an extended consistency group.
To display a list of storage systems in an extended consistency group:
1.Display the EXCTG Operation window.
2.
3.Select an extended consistency group that is displayed in the tree.
The list displays a list of storage systems registered in the extended consistency groups (Figure
Figure 4-14 Storage Systems in the EXCTG Operation Window
•S/N(LDKC): Indicates the serial number of a storage system and LDKC number that is enclosed by parentheses.
•Controller ID: Indicates the controller ID of a storage system and the model name of a storage system that is enclosed by parentheses.
•Num. of JNLG: Indicates the number of journal groups in an storage system in the extended consistency group.
•JNLG: Indicates journal group numbers. A journal group number is a two- digit hexadecimal number.
•Cmd. Dev.: Indicates a remote command device. The number on the left of the colon (:) is a CU number. The LDKC number, the CU number and the LDEV number are displayed.
Chapter 4 Using the Universal Replicator for z/OS GUI |