MQSTATS Back to Index page
 
Prolog 
Control Block Contents 
   MQStats DSECT
Storage Layout 
Cross Reference (Contains links to field and bit definitions)
Programming Interface Information:
This information is NOT intended to be
used as Programming Interfaces of z/VM.

 
  MQSTATS Control Block Content Top of page
  




 MQStats DSECT
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Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      MQStats        RSM common area mapping
0000    0 Dbl-Word     8 MQStatsST3     Start time 3 One more previous
0008    8 Dbl-Word     8 MQStatsET3 (0) End time 3 moment in time.
0008    8 Dbl-Word     8 MQStatsST2     Start time 2 Start/End of
                                        previous
0010   16 Dbl-Word     8 MQStatsET2 (0) End time 2 moment in time.
0010   16 Dbl-Word     8 MQStatsST1     Start time 1 Beginning of current
                                        moment in time.
0018   24 Dbl-Word     8 MQStatsHiT     High Time. If TOD clock exceeds
                                        this, its time to run stats.
0020   32 Dbl-Word     8 MQStatsRate3   Rate for second MT
0028   40 Dbl-Word     8 MQStatsRate2   Rate for first MT
0030   48 Dbl-Word     8 MQStatsStartCT Sum of significant MI counts of
                                        requests at start of MT. (end of
                                        previous one.)
0038   56 Dbl-Word     8 MQStatsTrig1   Trigger count - when sum of
                                        significant MI count of requests
                                        hits this, trigger stats call.
                                        A2Gc - type any contigs. A2Gs -
                                        type any singles. B2Gc - no
                                        meaning. B2Gs - <2G singles.?
0040   64 Dbl-Word     8 MQStatsT       Sum of all rates "in range."
0048   72 Dbl-Word     8 MQStatsN       Number of rates "in range."
0050   80 Dbl-Word     8 MQStatsMAX     Max rate in range (RAS so far.)
0058   88 Dbl-Word     8 MQStatsPS      Original value of trimmed spike.
0060   96 Bitstring    1 MQStatsFlg     Flag
          1... ....      MQSpikeR       X'80' MQSpikeR A spike was
                                        restricted.
0061   97 Bitstring    3 *              Reserved.
0064  100 Signed       4 *              Reserved.
0068  104 Dbl-Word     8 MQLullT        Lull total
0070  112 Dbl-Word     8 MQLullN        Lull number
          00000078       RSAMQStatsBS   *-MQStatsST3 Length of the stats.
          0000000F       RSAMQStatsDWS  (*-MQStatsST3+7)/8 Length of the
                                        stats (DW).
     | Define a local DSECT that maps the first 3 fields of     |
     | the many system execution space queues.
 
 
  MQSTATS Storage Layout Top of page
  
          
*** MQStats - RSM common area mapping
*
*     +-------------------------------------------------------+
*   0 |                      MQSTATSST3                       |
*     +-------------------------------------------------------+
*   8 |                      MQSTATSST2                       |
*     +-------------------------------------------------------+
*  10 |                      MQSTATSST1                       |
*     +-------------------------------------------------------+
*  18 |                      MQSTATSHIT                       |
*     +-------------------------------------------------------+
*  20 |                     MQSTATSRATE3                      |
*     +-------------------------------------------------------+
*  28 |                     MQSTATSRATE2                      |
*     +-------------------------------------------------------+
*  30 |                    MQSTATSSTARTCT                     |
*     +-------------------------------------------------------+
*  38 |                     MQSTATSTRIG1                      |
*     +-------------------------------------------------------+
*  40 |                       MQSTATST                        |
*     +-------------------------------------------------------+
*  48 |                       MQSTATSN                        |
*     +-------------------------------------------------------+
*  50 |                      MQSTATSMAX                       |
*     +-------------------------------------------------------+
*  58 |                      MQSTATSPS                        |
*     +------+--------------------+---------------------------+
*  60 |(060) |////////////////////|///////////////////////////|
*     +------+--------------------+---------------------------+
*  68 |                       MQLULLT                         |
*     +-------------------------------------------------------+
*  70 |                       MQLULLN                         |
*     +-------------------------------------------------------+
*  78
*
*** MQStats - RSM common area mapping
 
 
  MQSTATS Cross Reference Top of page
  
 
Symbol         Dspl Value
-------------- ---- -----
MQLullN        0070
MQLullT        0068
MQSpikeR       0060 80
MQStatsET2     0010
MQStatsET3     0008
MQStatsFlg     0060
MQStatsHiT     0018
MQStatsMAX     0050
MQStatsN       0048
MQStatsPS      0058
MQStatsRate2   0028
MQStatsRate3   0020
MQStatsStartCT
               0030
MQStatsST1     0010
MQStatsST2     0008
MQStatsST3     0000
MQStatsT       0040
MQStatsTrig1   0038
RSAMQStatsBS   0070 00000078
RSAMQStatsDWS  0070 0000000F
 
This information is based on z/VM 6.3.0 Last updated on 22 May 2013 at 13:55:36 EDT.
Copyright IBM Corporation, 1990, 2013