z/OS Communications Server: IP Messages Volume 4 (EZZ, SNM)
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EZZ6089I

z/OS Communications Server: IP Messages Volume 4 (EZZ, SNM)
SC27-3657-01

EZZ6089I
jobname XCF GROUP DISPLAY

Explanation

As a result of a D TCPIP,jobname,XCF,GROUP command, a table of statistics is displayed.

The following example shows the format of the EZZ6089I message and its table of statistics:
                            LUNS--------------- LUNR----------
MVSNAME  TNNAME   PDMON CTR RANK STATE   STATUS STATE   STATUS
-------- -------- ----- --- ------------------- --------------
mvsname  tnname   pdmon ctr trnk sstate  sstat  rstate  rstat 
In the message text:
jobname
The name of the procedure that is used to start the TN3270 server or the job name identifier of the procedure that is used to start the TN3270 server.

If you start the TN3270.TNSRV1 server, the jobname value TNSRV1. If you start the TN3270 server, the jobname value is TN3270

mvsname
The name of the MVS™ system on which the Telnet LUNR or LUNS resides.
tnname
The name of the Telnet LUNR or LUNS.
pdmon
The flags that can be set to indicate problem detection. Possible values by position are:
Position(1)
  • X if XCFMONITOR detected a problem with a Telnet task or a problem with the administrative connection related to the LUNS or LUNR.
Position (2)
  • C if the CONNECTTIMEOUT time elapsed and the LUNR cannot establish a new connection to the LUNS.
Position (3)
  • R if the RECOVERYTIMEOUT time elapsed and the LUNR cannot establish a new connection to the LUNS.
ctr
The LUNS counter value. Telnet increments this value when a new LUNS is activated or when takeovers occur. All members of the same XCF group should have the same LUNS counter value.
trnk
The LUNS type and rank that was configured for the LUNS parameter of the XCFGROUP profile statement. This field is blank if the Telnet is a LUNR. The first column contains either a B or a P, depending on whether the LUNS was configured as a backup or primary LUNS. The numerical value that follows this value is the rank of the LUNS as configured in the profile.
sstate
The current state of this Telnet LUNS. If this Telnet is a LUNR, this field is blank. The sstate value can be one of the following:
JOINED
The LUNS has joined the XCF group and is available to be an active LUNS when it is started. A LUNS remains in the JOINED state only when a connection to a TCP/IP stack cannot be made or when this is a backup LUNS and there is no primary LUNS. Otherwise, the LUNS will go to STANDBY or START state.
QUIESCE
The LUNS is not available to become the active LUNS if recovery processing were to occur. Issue the VARY TCPIP,tnproc,LUNS,RESUME command to change the LUNS to STANDBY state.
STANDBY
The LUNS is available to be an active LUNS when it is started.
START
The LUNS is in the process of becoming active. Contention with any other LUNS starting is resolved and a listening socket is created.
RECOVER
The LUNS is in the process of recovering connections to LUNRs and gathering.
ACTIVE
The LUNS is currently managing shared LUs and allocating LUs to active LUNRs.
STOPPED
A LUNS in RECOVER or ACTIVE state has stopped, most likely because another LUNS has taken over. While in STOPPED state, the LUNS cleans up its resources. When it is finished, the LUNS changes to STANDBY state.
FAILED
The LUNS has failed as a result of an internal error and is no longer usable.
sstat
The flags that can be set to indicate a pending situation for a LUNS. If this Telnet is a LUNR, this field is blank. Each character represents a different situation. Possible spnd values by position are:
Position(1)
  • S if the LUNS is waiting for a socket to become available.
  • L if the LUNS tried to establish a listener on the socket and failed. The LUNS is changed to QUIESCE state.
  • Cif the LUNS is waiting to connect to a critical LUNR. This flag is accompanied by non-scrollable message EZZ6095I.
Position(2)
  • R if the LUNS is in recovery and is rebuilding the LUNS database by collecting shared LU information from each LUNR. Generally the sstate value will be RECOVER. The LUNS can be active with this flag set if a LUNR in RECOVER state with no active shared LUs has not finished rebuilding its database with the LUNS. The flag will turn off when the rebuild process is complete for all LUNRs. This flag should be accompanied by non-scrollable message EZZ6094I

If there are no outstanding connectivity or profile issues, all positions are blank.

rstate
The current state of this Telnet LUNR. The rstate value is one of the following:
JOINED
The LUNR has joined the XCF group but is not able to establish a socket with TCPIP.
STANDBY
Currently there are no active profiles with shared LU groups defined. However, the LUNR profile contained an XCFGROUP statement, so the LUNR joined the XCF group.
START
The LUNR is in the process of connecting to a LUNS.
ACTIVE
The LUNR is connected to an active LUNS.
STOPPED
A LUNR in RECOVR or ACTIVE state has stopped, most likely because another LUNS has taken over or the last profile with shared LU groups became inactive. While in STOPPED state, the LUNR cleans up its resources. When finished, the LUNR changes to STANDBY state.
RECOVER
The LUNR is attempting to rebuild its profile database with a new LUNS.
FAILED
The LUNR failed as a result of an internal error and is no longer usable.
rstat
The flags that can be set to indicate a pending situation for a Telnet LUNR. Each character represents a different situation. Possible rpnd values by position are:
Position(1)
  • S if the LUNR is waiting for a socket to become available.
  • C if the LUNR is waiting for the connection to the LUNS to be established.
Position(2)
  • P if the LUNR is waiting for acknowledgement from the LUNS that processing of shared LU group objects in the profile is complete. This state is accompanied by non-scrollable message EZZ6092I.
Position(3)
  • P if the LUNR is in recovery and rebuilding its database with the new LUNS. Generally, the sstate value will be RECOVER. This flag is accompanied by non-scrollable message EZZ6094I.
Position(4)
  • L if the LUNR has one or more shared LUs allocated.

If there are no outstanding connectivity or profile issues, all positions are blank.

System action

Telnet processing continues.

Operator response

No action is needed.

System programmer response

No action is needed.

User response

Not applicable.

Problem determination

Not Applicable

Source

z/OS® Communications Server TCP/IP: TN3270E Telnet Server

Module

EZBTMQXC

Routing code

Not applicable.

Descriptor code

5,8,9

Automation

Not applicable.

Example

EZZ6089I jobname XCF GROUP DISPLAY                       
GROUP NAME: EZZTLUNS CONNECTTIMEOUT:        90               
XCFMONITOR:       60 RECOVERYTIMEOUT:       80               
LUNS LISTENER: 192.168.17.2..8000                            
                            LUNS--------------- LUNR----------
MVSNAME  TNNAME   PDMON CTR RANK STATE   STATUS STATE   STATUS
-------- -------- ----- --- ------------------- --------------
RANS17   TLUNR1           3                     ACTIVE     L    
RANS17   TLUNR2           3                     ACTIVE     L    
RANS17   TLUNR3           3                     ACTIVE         
RANS17   TLUNS1           3 P101 QUIESCE L      STANDBY        
RANS18   TLUNR1           3                     ACTIVE         
RANS18   TLUNR2           3                     ACTIVE         
RANS18   TLUNR3           3                     ACTIVE         
RANS18   TLUNS1           3 B101 STANDBY        STANDBY        
RANS19   TLUNR1           3                     ACTIVE     L    
RANS19   TLUNR2           3                     ACTIVE  CP       
RANS19   TLUNR3           3                     ACTIVE         
RANS19   TLUNS1           3 P101 ACTIVE  CR     STANDBY        
20 OF 20 RECORDS DISPLAYED

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