ALSTATS Back to Index page
 
Prolog 
Control Block Contents 
   ALStats 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.

 
  ALSTATS Control Block Content Top of page
 

 ALStats DSECT Top of page
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure ALStats Available List Zone 0000 0 Dbl-Word 8 ALStatsST3 Start time 3 One more previous 0008 8 Dbl-Word 8 ALStatsET3 (0) End time 3 moment in time. 0008 8 Dbl-Word 8 ALStatsST2 Start time 2 Start/End of previous 0010 16 Dbl-Word 8 ALStatsET2 (0) End time 2 moment in time. 0010 16 Dbl-Word 8 ALStatsST1 Start time 1 Beginning of current moment in time. 0018 24 Dbl-Word 8 * *was HighTime. If TOD clock exceeds this, its time to run stats. 0020 32 Dbl-Word 8 ALStatsRate3 Rate for second MT 0028 40 Dbl-Word 8 ALStatsRate2 Rate for first MT 0030 48 Dbl-Word 8 ALStatsStartCT Sum of significant MI counts of requests at start of MT. (end of previous one.) 0038 56 Dbl-Word 8 ALStatsTrig1 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 - no meaning. 0040 64 Dbl-Word 8 ALStatsT Sum of all rates "in range." 0048 72 Dbl-Word 8 ALStatsN Number of rates "in range." 0050 80 Dbl-Word 8 ALStatsMAX Max rate in range (RAS so far.) 0058 88 Dbl-Word 8 ALStatsPS Original value of trimmed spike. 0060 96 Bitstring 1 ALStatsFlg Flag 1... .... ALSpikeR X'80' ALSpikeR A spike was restricted. 0061 97 Bitstring 3 * Reserved. 0064 100 Signed 4 * Reserved. 0068 104 Dbl-Word 8 ALLullT Lull total 0070 112 Dbl-Word 8 ALLullN Lull number 00000078 AVLSTStatsBS *-ALStats Length of the stats. 0000000F AVLSTStatsDWS (AVLSTStatsBS+7)/8 Length of the stats (DW).
 
 
  ALSTATS Storage Layout Top of page
 
          
*** ALStats - Available List Zone
*
*     +-------------------------------------------------------+
*   0 |                      ALSTATSST3                       |
*     +-------------------------------------------------------+
*   8 |                      ALSTATSST2                       |
*     +-------------------------------------------------------+
*  10 |                      ALSTATSST1                       |
*     +-------------------------------------------------------+
*  18 |///////////////////////////////////////////////////////|
*     +-------------------------------------------------------+
*  20 |                     ALSTATSRATE3                      |
*     +-------------------------------------------------------+
*  28 |                     ALSTATSRATE2                      |
*     +-------------------------------------------------------+
*  30 |                    ALSTATSSTARTCT                     |
*     +-------------------------------------------------------+
*  38 |                     ALSTATSTRIG1                      |
*     +-------------------------------------------------------+
*  40 |                       ALSTATST                        |
*     +-------------------------------------------------------+
*  48 |                       ALSTATSN                        |
*     +-------------------------------------------------------+
*  50 |                      ALSTATSMAX                       |
*     +-------------------------------------------------------+
*  58 |                      ALSTATSPS                        |
*     +------+--------------------+---------------------------+
*  60 |(060) |////////////////////|///////////////////////////|
*     +------+--------------------+---------------------------+
*  68 |                       ALLULLT                         |
*     +-------------------------------------------------------+
*  70 |                       ALLULLN                         |
*     +-------------------------------------------------------+
*  78
*
*** ALStats - Available List Zone
 
 
  ALSTATS Cross Reference Top of page
 
 
Symbol         Dspl Value
-------------- ---- -----
ALLullN        0070
ALLullT        0068
ALSpikeR       0060 80
ALStatsET2     0010
ALStatsET3     0008
ALStatsFlg     0060
ALStatsMAX     0050
ALStatsN       0048
ALStatsPS      0058
ALStatsRate2   0028
ALStatsRate3   0020
ALStatsStartCT
               0030
ALStatsST1     0010
ALStatsST2     0008
ALStatsST3     0000
ALStatsT       0040
ALStatsTrig1   0038
AVLSTStatsBS   0070 00000078
AVLSTStatsDWS  0070 0000000F
 
This information is based on z/VM 7.1.0 Last updated on 22 Jun 2018 at 11:48:10 EDT.
Copyright IBM Corporation, 1990, 2018