System command changes for DFSMStvs

Table 1 lists new and changed system-level commands related to DFSMStvs support.

Table 1. New and changed system-level commands. This table lists new and changed system-level commands related to DFSMStvs support.
Command name	Release	Description	Related support
DISPLAY SMS	z/OS V1R4 or above	New parameter: DSNAME Displays all jobs that currently access the data set using DFSMStvs access on the systems within the sysplex.	z/OS MVS System Commands and z/OS DFSMStvs Planning and Operating Guide
		New parameter: JOB Displays information about a particular job that is using DFSMStvs services on one of the systems in the sysplex.
		New parameter: LOG Displays information about a log stream that DFSMStvs is currently using on one of the systems in the sysplex.
		New parameter: OPTIONS Displays all of the SMS parameters and their status at the time this command is issued. When DFSMStvs is running on the system, the output of this command includes DFSMStvs information.
		New parameter: SHUNTED Displays the entries currently contained in the shunt logs of the systems in the sysplex.
		New parameter: TRANVSAM Displays information about the instance of DFSMStvs on this system or on all systems in the sysplex.
		New parameter: URID Displays information about an active unit of recovery within the sysplex.
SET SMS	z/OS V1R4 or above	New parameter: AKP Specifies the activity keypoint trigger value, which is the number of logging operations between taking keypoints, for one or more DFSMStvs instances.	z/OS MVS System Commands and z/OS DFSMStvs Planning and Operating Guide
		New parameter: LOG_OF_LOGS Specifies the log stream that is to be used as the log of logs.
		New parameter: MAXLOCKS Specifies the maximum number of unique lock requests that a single unit of recovery can make.
		New parameter: QTIMEOUT Specifies the quiesce exit timeout value.
		Changed parameter: RLSTMOUT Specifies a timeout value for DFSMStvs requests for required locks.
		New parameter: SYSNAME Specifies the name or names of the systems on which DFSMStvs instances are to run.
		New parameter: TVSNAME Specifies the identifier or identifiers of DFSMStvs instances that are to run in the sysplex
		New parameter: TV_START_TYPE Specifies the type of start that each instance of DFSMStvs is to perform.
SETSMS	z/OS V1R4 or above	New parameter: AKP Changes the activity keypoint trigger value, which is the number of logging operations between taking keypoints, for one or more DFSMStvs instances.	z/OS MVS System Commands and z/OS DFSMStvs Planning and Operating Guide
		New parameter: MAXLOCKS Changes the maximum number of unique lock requests that a single unit of recovery can make.
		New parameter: QTIMEOUT Changes the quiesce exit timeout value.
		Changed parameter: RLSTMOUT Changes a timeout value for DFSMStvs requests for required locks.
VARY SMS	z/OS V1R4 or above	New parameter: LOG Enables, quiesces, or disables DFSMStvs access to a log stream.	z/OS MVS System Commands and z/OS DFSMStvs Planning and Operating Guide
		New parameter: SMSVSAM,SPHERE Quiesces or unquiesces a data set for DFSMStvs or RLS access.
		New parameter: TRANVSAM Enables, quiesces, or disables a DFSMStvs instance or all DFSMStvs instances in the sysplex.
		New parameter: TRANVSAM(`nnn`),PEERRECOVERY Starts or stops peer recovery processing for a failed instance of DFSMStvs.