PROBLEM:
For the PROD LPAR, determine the concurrency of the
levels of CPU utilization, channel utilization, average
number of TSO address spaces, average number of batch
address spaces, and paging, by hour. It is known that
this LPAR uses only standard CP processors.
DATABASE FILES TO BE ACCESSED:
&PHARD..HARCPU01
Yesterday's CPU Processor Activity File (DAYS)
&PHARD..HARPCA01
Yesterday's Physical Channel Activity File (DAYS)
&PSCPD..SCPPAG01
Yesterday's z/OS Paging Activity File (DAYS)
SUGGESTED SAS FACILITIES TO BE USED FOR REPORTING:
SORT to resequence files and prepare them for the merge.
MERGE facility to pull together the different files and
PROC PRINT may be used to list the required data.
SAS CODE EXAMPLE:
************************************************************;
* SYSTEM PROFILE OVERVIEW REPORT *;
************************************************************;
/* Find busiest channel in each hour interval */
DATA HARPCA01;
SET &RHARD..HARPCA01;
/* Ensure PROD channel is minimally busy */
IF SYSID='PROD' AND PCAPCPBY GE 5;
RUN;
PROC SORT DATA=HARPCA01 OUT=PCASORT;
BY YEAR MONTH DAY HOUR PCAPCBSY;
DATA PCASORT;
SET PCASORT;
BY YEAR MONTH DAY HOUR;
IF LAST.HOUR; /* obs for busiest channel*/
RUN;
/* Obs only for LPAR of interest */
DATA HARCPU;
SET &RHARD..HARCPU01;
IF SYSID='PROD';
RUN;
DATA SCPPAG;
SET &RHARD..SCPPAG01;
IF SYSID='PROD';
RUN;
DATA ;
MERGE PCASORT HARCPU SCPPAG;
RUN;
PROC PRINT; VAR SYSID YEAR MONTH DAY HOUR CPUPCBSY
CPUAVT CPUAVB PCAPCBSY PAGPSSPS;
TITLE "z/OS HOURLY SYSTEM PROFILE OVERVIEW";
TITLE3 "CPUPCBSY - Pct CP Processors Busy";
TITLE4 "CPUAVT/CPUAVB - Average Number of TSO/Batch Users";
TITLE5 "PCAPCBSY - Pct Channel Busy (Total of all LPARs)";
TITLE6 "PAGPSSPS - System Page/Swap Page Rate";
RUN;
GENERATED OUTPUT REPORT:
Figure 6-14 illustrates the output reports produced by
the SAS code illustrated above.
z/OS HOURLY SYSTEM PROFILE OVERVIEW 12:07 Thursday, September 9, yyyy 1 CPUPCBSY - Pct CP Processors Busy CPUAVT/CPUAVB - Average Number of TSO/Batch Users PCAPCBSY - Pct Channel Busy (Total of all LPARs) PAGPSSPS - System Page/Swap Page Rate Obs SYSID YEAR MONTH DAY HOUR CPUPCBSY CPUAVT CPUAVB PCAPCBSY PAGPSSPS 1 PROD 10 9 8 0 60.96 % 20.484 19.1094 29.28 % 94.907 2 PROD 10 9 8 1 69.12 % 23.316 17.9336 26.55 % 98.324 3 PROD 10 9 8 2 55.11 % 27.215 12.3259 32.62 % 138.592 4 PROD 10 9 8 3 45.43 % 44.641 8.1152 31.46 % 84.584 5 PROD 10 9 8 4 21.04 % 52.883 5.2000 23.36 % 114.336 6 PROD 10 9 8 5 20.79 % 52.602 5.4436 24.61 % 21.143 7 PROD 10 9 8 6 37.33 % 55.531 7.5933 21.81 % 121.175 8 PROD 10 9 8 7 36.28 % 64.984 5.9658 22.26 % 57.604 9 PROD 10 9 8 8 49.88 % 94.520 7.8289 25.77 % 192.830 10 PROD 10 9 8 9 50.49 % 145.992 9.1885 23.91 % 252.299 11 PROD 10 9 8 10 48.51 % 189.477 11.9304 24.14 % 321.407 12 PROD 10 9 8 11 49.08 % 200.527 23.2422 20.65 % 387.283 13 PROD 10 9 8 12 48.98 % 193.035 12.1106 24.47 % 419.379 14 PROD 10 9 8 13 47.29 % 176.363 10.3804 31.23 % 300.665 15 PROD 10 9 8 14 52.71 % 188.012 13.6482 26.57 % 381.262 16 PROD 10 9 8 15 56.63 % 192.535 22.8359 20.58 % 339.947 17 PROD 10 9 8 16 68.16 % 176.129 26.7617 25.39 % 209.781 18 PROD 10 9 8 17 59.21 % 136.703 16.5352 27.38 % 290.220 19 PROD 10 9 8 18 48.84 % 89.770 11.2327 25.62 % 253.211 20 PROD 10 9 8 19 31.49 % 62.121 7.4490 22.98 % 132.614 21 PROD 10 9 8 20 30.02 % 46.293 7.0076 21.03 % 47.309 22 PROD 10 9 8 21 25.39 % 38.723 6.7341 21.76 % 148.595 23 PROD 10 9 8 22 53.27 % 36.309 16.0391 29.44 % 48.967 24 PROD 10 9 8 23 43.05 % 30.281 11.0278 22.48 % 64.129
Figure 6-14. z/OS Performance Overview Report
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