S3 VTS Cluster Worst Statistics Summary

The S3 VTS Cluster Worst Statistics Summary attribute group provides worst cluster statistics for the last 24 hours.

Active GB: Maximum number of GB of the active data for the last 24 hours.

Active Logical Volumes: Maximum number of active logical volumes for the last 24 hours.

Avg Copy Throttle: The maximum average copy throttle value during the interval for the last 24 hours.

Avg Deferred Copy Throttle: The maximum average deferred copy throttle value during the interval for the last 24 hours.

Avg Overall Throttle: The maximum average of all throttle values during the interval for the last 24 hours.

Average Virtual Mnt Pend Time: The minimum average amount of time in seconds that a z/OS system waited for a virtual tape volume to be mounted on this cluster of the selected TS7700 grid for the last 24 hours.

Avg Write Overrun Throttle: The maximum average throttle value during the interval for the last 24 hours.

Base Deferred Copy Throttle: The maximum base deferred copy throttle value which would be used if deferred copy throttle were to be applied for the last 24 hours.

CLIDMSER: Cluster ID and Machine Serial Number.

Cluster ID: This hexidecimal field indicates the Cluster ID.

Cluster Name: Name of this TS7700 Cluster.

Copy Throttle Reasons: The maximum reason(s) for copy throttling during the interval for the last 24 hours.

Deferred Copy Throttle Reasons: The maximum reason(s) for deferred copy throttling during the interval for the last 24 hours.

GB Read: Maximum GB Read by the Channel for the last 24 hours.

GB Written: Maximum GB Written by the Channel for the last 24 hours.

Grid Library Sequence Number: This 5 character field contains the Sequence Number of the Grid (Composite) Library.

Host Channel Activity: The maximum total number of GB (read + write) processed by the z/OS host channels to the virtual tape volumes associated with this cluster of the selected TS7700 grid for the last 24 hours.

Host Write Throttle Reasons: The maximum reason(s) for write overrun (host) throttling during the interval for the last 24 hours.

Machine Model: Indicates the node's model type.

Machine Type: Indicates the node's machine type.

Machine Serial Number: This 8 character field contains the serial number of this node.

Managed System: An internal node name used to identify the system from which this row of data was obtained.

MB Read: Maximum MB Read by the Channel for the last 24 hours.

MB Written: Maximum MB Written by the Channel for the last 24 hours.

Node ID: This hexidecimal field indicates the Node ID.

Percent Copy Throttle: The maximum percentage of 30-second periods where there was at least one throttling value greater than zero and that copy was the predominant reason for the throttling for the last 24 hours.

Percent Deferred Copy Throttle: The maximum percentage of 30-second periods where deferred copy throttle from cache partition 0 of this Hnode was active (non-zero) for the last 24 hours.

Percent Write Overrun Throttle: The maximum percentage of 30-second periods where there was at least one throttling value greater than zero and that write overrun was the predominant reason for that throttling for the last 24 hours.

Physical Drives Available: Minimum number of physcial drives available on this cluster of the select TS7700 grid for the last 24 hours.

Reserved: Reserved.

Scratch Mounts: Maximum number of scratch mounts for the last 24 hours.

Scratch Volumes: The minimum number of empty physical cartridges for use in this cluster of the selected TS700 grid for the last 24 hours.

Tape Volume Cache Size: The maximum size of the Cluster's TVC in increments of GB (1024x1024x1000) for the last 24 hours.

Timestamp: Time table row was created in CT timestamp format.

Total GB Transferred: Maximum sum of GB Read and GB Written for the last 24 hours.

Total MB Transferred: Maximum sum of MB Read and MB Written for the last 24 hours.

Total Mounts: Maximum number of total mounts for the last 24 hours.

VE Code Level: The code level of the Virtualization Engine.

Volume Recall Percent: The maximum percentage of the virtual mounts that result in a physical mount in this cluster of the selected TS7700 grid for the last 24 hours.