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Conference azur::mcc

Title:DECmcc user notes file. Does not replace IPMT.
Notice:Use IPMT for problems. Newsletter location in note 6187
Moderator:TAEC::BEROUD
Created:Mon Aug 21 1989
Last Modified:Wed Jun 04 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:6497
Total number of notes:27359

5871.0. "CHANGE_OF-rule triggers when *NO* change occured" by STKHLM::BERGGREN (Nils Berggren EIS/Project dpmt, Sweden DTN 876-8287) Wed Feb 16 1994 08:39

    Hi,

    We're (at a customer site) having an alarm-rule with characteristics
    like:

Domain SE_NS:.TELIA.C.CHILD Rule SNMP_PU-STATUS_NOT_ACTIVATED 
AT 16-FEB-1994 13:43:39 Characteristics

Examination of attributes shows:
            Alarm Fired Procedure = USERS:[A001SON]SWESSP_SNMP_IF_STATUS.COM;1
                            Batch Queue = "ALARMS_BATCH"
                 Alarm Fired Parameters = "/UPTIME/"
                             Expression = (CHANGE_OF(SNMP * diab diabmib sna 
                                          snac snacStatTable *  
                                          snacStatPuState, Activated,*) , at  
                                          every=00:05:00)
                               Severity = Major
                         Probable Cause = Unknown
                            Description = "Cluster (=styrenhet=PU) mot UNISYS  
                                          eller mot IBM  i en terminal-server 
                                          (DIAB) har g�tt ned, interface-status 
                                          �r  EJ  'ACTIVATED'."



    The rule has fired at two succesive pollintervalls according to
    notifications (extract from notif-window below), but one of the times
    no batch-job was executed. ( We *never* have had any problems with
    batch-jobs on the ALARMS_BATCH-queue; it's set up properly...)
    
    The batch-job loggs the alarm into a log-file (among a lot of
    things...), but there's no log-entry for the second alarm.
    
    A batch-job has been executed for the 1:st alarm.  We have a
    batch-logfile from the 1:st alarm, but no log-file from the 2:nd alarm.

    The second alarm is very strange since the CHANGE_OF-rule has triggered
    even though no change has occured during two poll-intervals (according
    to the  information passed in the notification entry).
    
    



	Has anyone seen this behaviour before?  Did we miss something?
	
		thanks,
		Nils Berggen



+++++++++++++++ EXTRACT FROM NOTIFICATIONS-WINDOW +++++++++++++++++++++++++


!!!!!!!!!!!!!! Alarm, 16-FEB-1994 10:15:49 !!!!!!!!!!!!!! [3,688]
Domain: SE_NS:.TELIA.C.CHILD                          Severity: Major
Notification Entity: SNMP SE_NS:.telia.c.han.tixnetIIa diab diabmib sna snac snacStatTable 8 
Event Source: Domain SE_NS:.TELIA.C.CHILD Rule SNMP_PU-status_not_Activated 
Event: OSI Rule Fired

                             Event Type = QualityofServiceAlarm
                             Event Time = 16-FEB-1994 10:15:48.91
                         Probable Cause = Unknown
                        Additional Info = { (
                               significance = True,
                                information = "Rule fired: SNMP 
                                              SE_NS:.telia.c.han.tixnetIIa diab 
                                              diabmib sna snac snacStatTable 8 
-----  look here   OK!  --->>>>               snacStatPuState = ConnectRetry 
                                              16-FEB-1994 10:15:48.59<EOS>Rule 
                                              fired: SNMP 
                                              SE_NS:.telia.c.han.tixnetIIa diab 
                                              diabmib sna snac snacStatTable 8 
-----  look here   OK!  ---->>>>              snacStatPuState = Activated 
                                              16-FEB-1994 10:10:47.58" ),
                                            (
                               significance = True,
                                information = "(CHANGE_OF(SNMP * diab diabmib 
                                              sna snac snacStatTable *  
                                              snacStatPuState, Activated,*) , 
                                              at  every=00:05:00)" ) }
                         Managed Object = SNMP SE_NS:.telia.c.han.tixnetIIa 
                                          diab diabmib sna snac snacStatTable 8 
                     Perceived Severity = Major
                        Additional Text = "Cluster (=styrenhet=PU) mot UNISYS  
                                          eller mot IBM  i en terminal-server 
                                          (DIAB) har g�tt ned, interface-status 
                                          �r  EJ  'ACTIVATED'. 
                                          "


!!!!!!!!!!!!!! Alarm, 16-FEB-1994 10:20:48 !!!!!!!!!!!!!! [3,689]
Domain: SE_NS:.TELIA.C.CHILD                          Severity: Clear
Notification Entity: SNMP SE_NS:.telia.c.han.tixnetIIa diab diabmib sna snac snacStatTable 8 
Event Source: Domain SE_NS:.TELIA.C.CHILD Rule SNMP_PU-status_not_Activated 
Event: OSI Rule Fired

                             Event Type = QualityofServiceAlarm
                             Event Time = 16-FEB-1994 10:20:47.78
                         Probable Cause = Unknown
                        Additional Info = { (
                               significance = True,
                                information = "Rule cleared: SNMP 
                                              SE_NS:.telia.c.han.tixnetIIa diab 
                                              diabmib sna snac snacStatTable 8 
-----  look here  ???   -->>>>                snacStatPuState = ConnectRetry 
                                              16-FEB-1994 10:20:47.63<EOS>Rule 
                                              cleared: SNMP 
                                              SE_NS:.telia.c.han.tixnetIIa diab 
                                              diabmib sna snac snacStatTable 8 
-----  look here  ???   -->>>>                snacStatPuState = ConnectRetry 
                                              16-FEB-1994 10:15:48.59" ),
                                            (
                               significance = True,
                                information = "(CHANGE_OF(SNMP * diab diabmib 
                                              sna snac snacStatTable *  
                                              snacStatPuState, Activated,*) , 
                                              at  every=00:05:00)" ) }
                         Managed Object = SNMP SE_NS:.telia.c.han.tixnetIIa 
                                          diab diabmib sna snac snacStatTable 8 
                     Perceived Severity = Clear
                        Additional Text = "Cluster (=styrenhet=PU) mot UNISYS  
                                          eller mot IBM  i en terminal-server 
                                          (DIAB) har g�tt ned, interface-status 
                                          �r  EJ  'ACTIVATED'. 
                                          "


!!!!!!!!!!!!!! Alarm, 16-FEB-1994 11:15:41 !!!!!!!!!!!!!! [3,690]
Domain: SE_NS:.TELIA.C.CHILD                          Severity: Clear
Notification Entity: SNMP SE_NS:.telia.c.han.tixnetIIa diab diabmib sna snac snacStatTable 8 
Event Source: Domain SE_NS:.TELIA.C.CHILD Rule SNMP_PU-status_Activated 
Event: OSI Rule Fired

                             Event Type = QualityofServiceAlarm
                             Event Time = 16-FEB-1994 11:15:40.93
                         Probable Cause = Unknown
                        Additional Info = { (
                               significance = True,
                                information = "Rule fired: SNMP 
                                              SE_NS:.telia.c.han.tixnetIIa diab 
                                              diabmib sna snac snacStatTable 8 
-----  look here  OK!   -->>>>                snacStatPuState = Activated 
                                              16-FEB-1994 11:15:40.77<EOS>Rule 
                                              fired: SNMP 
                                              SE_NS:.telia.c.han.tixnetIIa diab 
                                              diabmib sna snac snacStatTable 8 
-----  look here  OK!   -->>>>                snacStatPuState = ConnectRetry 
                                              16-FEB-1994 11:10:41.46" ),
                                            (
                               significance = True,
                                information = "(CHANGE_OF(SNMP * diab diabmib 
                                              sna snac snacStatTable * 
                                              snacStatPuState,*,Activated), at  
                                              every=00:05:00)" ) }
                         Managed Object = SNMP SE_NS:.telia.c.han.tixnetIIa 
                                          diab diabmib sna snac snacStatTable 8 
                     Perceived Severity = Clear
                        Additional Text = "Cluster (=styrenhet=PU) mot UNISYS  
                                          eller mot IBM  i en terminal-server 
                                          (DIAB) fungerar igen, 
                                          interface-status �r ACTIVATED. 
                                          "

T.RTitleUserPersonal
Name
DateLines
5871.1disregard the last notif-entry in .0STKHLM::BERGGRENNils Berggren EIS/Project dpmt, Sweden DTN 876-8287Wed Feb 16 1994 08:478
    sorry,
    
    the last notification-entry, [3,690], in .0 belongs to 
    another rule.  
    
    Please disregard it.
    
    	/Nils